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str-a60xxm description the str-a60xxm series are power ics for switching power supplies, incorporating a power mosfet and a current mode pwm controller ic. including a startup circuit and a standby function in the controller, the product achieves low power consumption, low standby power, and high cost-effectiveness power supply systems with few external components. the str-a60xxm internal mosfet has a v dss of 650 v(min) or 800 v(min), and an r ds(on) of 1.9 to 19.2 with a frequency of 67 khz. power output is rated at 8 to 24 w at 230 vac input and 5 to 20 w at wide input range (85 to 265 vac). the device is provided in an industry-standard dip-8 package, with pin 6 removed for increased isolation. features and benefits ? small dip8 package with 8 to 24 w power output 230 vac ? current mode pwm control with 67 khz switching frequency ? built-in random switching function, reducing emi noise, and simplifying emi filters, and therefore reducing cost ? built-in slope compensation function, avoiding subharmonic oscillation ? built-in auto standby function (input power, p in < 25 mw at no load) ? normal operation: pwm mode ? light load operation: standby mode (burst oscillation) ? built-in audible noise suppression function during standby mode ? built-in startup circuit, reducing power consumption in standby operation, and eliminating external components. ? bias-assist function, improving startup operation, suppressing v cc voltage drop in operation, and allowing use of smaller v cc capacitor current mode control pwm regulator ic for switching power supplies typical application not to scale continued on the next page? 8 5 1 2 3 4 vcc d/st br str-a6000 s/ocp v in (ac) gnd out gnd fb/olp 7 d/st applications: for switching power supplies used in: ? battery chargers for cell phones, digital cameras, video cameras, shavers, emergency lights ? stand-by power for lcd tvs, desktop pcs, lb printers, audio equipment ? small switched-mode power supplies for inkjet printers, dvd/cd players, set-top boxes ? auxiliary power supplies for a/c, refrigerators, washers, dish washers, and other white goods package: 8-pin dip stra60xxm-ds www.datasheet.co.kr datasheet pdf - http://www..net/
allegro microsystems, inc. 115 northeast cutoff worcester, massachusetts 01615-0036 u.s.a. 1.508.853.5000; www.allegromicro.com current mode control pwm regulator ic for switching power supplies str-a60xxm 2 features and benefits (continued) ? built-in leading edge blanking function ? built-in high speed latch release function, releasing the latch shutdown immediately at turning off ac supply ? two-chip structure, with a controller and a power mosfet with guaranteed avalanche energy available to simplify surge absorber circuits ? protection functions: ? brown-in and brown-out protection function: auto-restart, prevention of excess input current and heat rise at low input voltage ? overcurrent protection function (ocp): pulse-by-pulse built-in compensation circuit to minimize ocp point variation on ac input voltage ? overload protection function (olp): auto-restart, built-in timer, reduces heat during overload condition, and no external components required ? overvoltage protection function (ovp): latched shutdown ? thermal shutdown protection function (tsd): shutdown latches device off to prevent continuous oscillation selection guide part number f osc (khz) mosfet v dss (min) (v) r ds(on) (max) ( ) p out * (w) package packing 230 v wide str-a6051m 67 650 3.95 16 12 dip8 with pin 6 removed 50 pieces per tube str-A6052M 2.8 20 16 str-a6053m 1.9 24 20 str-a6079m 800 19.2 8 5 * the listed output power is based on the package thermal ratings, and the peak output power can be 120% to 140% of the value stated here. at low output voltage and short duty cycle, the output power may be less than the value stated here. www.datasheet.co.kr datasheet pdf - http://www..net/
allegro microsystems, inc. 115 northeast cutoff worcester, massachusetts 01615-0036 u.s.a. 1.508.853.5000; www.allegromicro.com current mode control pwm regulator ic for switching power supplies str-a60xxm 3 absolute maximum ratings 1 valid at t a = 25c, unless otherwise specified characteristic symbol notes terminals rating unit drain current 2 i dpeak single pulse str-a6051m 8 ? 1 2.5 a str-A6052M 8 ? 1 3.0 a str-a6053m 8 ? 1 4.0 a str-a6079m 8 ? 1 1.2 a single pulse avalanche energy 3 e as single pulse, v dd = 99 v, l = 20 mh str-a6051m 8 ? 1 47 mj str-A6052M 8 ? 1 62 mj str-a6053m 8 ? 1 86 mj str-a6079m 8 ? 1 7 mj i lpeak single pulse, v dd = 99 v, l = 20 mh str-a6051m 8 ? 1 2.0 a str-A6052M 8 ? 1 2.3 a str-a6053m 8 ? 1 2.7 a str-a6079m 8 ? 1 1.2 a s/ocp terminal voltage v ocp 1 ? 3 ?2 to 6 v controller ic (mic) supply input voltage v cc 5 ? 3 32 v fb/olp terminal voltage v fb 4 ? 3 ?0.3 to 14 v fb/olp terminal sink current i fb 4 ? 3 1.0 ma br terminal voltage v br 2 ? 3 ?0.3 to 7 v br terminal sink current i br 2 ? 3 1.0 ma mosfet power dissipation 4 p d1 mounted on a 15 mm 15 mm pcb 8 ? 1 1.35 w controller ic (mic) power dissipation p d2 5 ? 3 1.2 w operating ambient temperature t op maximum recommended internal leadframe temperature, t f (max) = 115c ? ?20 to 125 c storage temperature t stg ? ?40 to 125 c channel temperature t ch ? 150 c 1 current characteristics are defined based on ic as sink ( +), or source ( ?). 2 refer to mosfet safe operating area curve. 3 refer to mosfet avalanche energy derating coefficient curve. 4 refer to mosfet temperature versus power dissipation curve. www.datasheet.co.kr datasheet pdf - http://www..net/
allegro microsystems, inc. 115 northeast cutoff worcester, massachusetts 01615-0036 u.s.a. 1.508.853.5000; www.allegromicro.com current mode control pwm regulator ic for switching power supplies str-a60xxm 4 d/s t vcc 5 2 4 s/ocp fb/olp gnd br drv pwm osc reg sq r slope co mp ensatio n 6.4 v v reg fe edback control ocp drain peak current compe nsa ti on 7 v 12.8 v v cc leb olp overvoltage protection (ovp) thermal shutdown (tsd) startup uvlo brown-in/ brown-out 7,8 1 3 functional block diagram 1 2 3 4 8 7 5 d/st d/st vcc s/ocp br gnd fb/olp pin-out diagram terminal list table number name function 1 s/ocp mosfet source, and input for overcurrent protection detection signal 2 br input for brown-in and brown-out protection detection voltage 3 gnd ground 4 fb/olp input for constant voltage control signal, and input for overload protection signal 5 vcc input for power supply for control circuit 6 ? (pin removed) 7, 8 d/st mosfet drain, and input for startup current www.datasheet.co.kr datasheet pdf - http://www..net/
allegro microsystems, inc. 115 northeast cutoff worcester, massachusetts 01615-0036 u.s.a. 1.508.853.5000; www.allegromicro.com current mode control pwm regulator ic for switching power supplies str-a60xxm 5 electrical characteristics 1 valid at v cc = 18 v, t a = 25c, unless otherwise specified characteristic symbol terminal min. typ. max. unit operation start voltage v cc(on) 5 ? 3 13.8 15.3 16.8 v operation stop voltage 2 v cc(off) 5 ? 3 7.3 8.1 8.9 v circuit current in operation i cc(on) 5 ? 3 ? ? 2.5 ma minimum startup voltage v st(on) 5 ? 3 ? 38 ? v startup current i startup 5 ? 3 ?3.7 ?2.5 ?1.5 ma startup current supply threshold voltage 2 v cc(bias) 5 ? 3 8.5 9.5 10.5 v average switching frequency f osc(av) 8 ? 3 60 67 74 khz switching frequency variance range ? f 8 ? 3 ? 5 ? khz maximum duty cycle d max 8 ? 3 77 83 89 % minimum on-time t on(min) ? ? 540 ? ns leading edge blanking time t bw ? ? 340 ? ns ocp compensation coefficient d pc ? ? 22 ? mv/ s maximum duty cycle for ocp compensation d dpc ? ? 36 ? % ocp threshold voltage at zero duty cycle v ocp(l) 1 ? 3 0.70 0.78 0.86 v ocp threshold voltage at 36% duty cycle v ocp(h) 1 ? 3 0.81 0.9 0.99 v maximum feedback current i fb(max) 4 ? 3 ?340 ?230 ?150 a minimum feedback current i fb(min) 4 ? 3 ?30 ?15 ?7 a oscillation stop fb/olp voltage v fb(off) 4 ? 3 0.85 0.95 1.05 v olp threshold voltage v fb(olp) 4 ? 3 7.3 8.1 8.9 v olp delay time t olp 4 ? 3 54 68 82 ms operation current after olp i cc(olp) 5 ? 3 ? 300 600 a fb/olp terminal clamp voltage v fb(clamp) 4 ? 3 11 12.8 14 v brown-in threshold voltage v br(in) 2 ? 3 5.2 5.6 6 v brown-out threshold voltage v br(out) 2 ? 3 4.45 4.8 5.15 v br terminal clamp voltage v br(clamp) 2 ? 3 6 6.4 7 v br function disabling threshold v br(dis) 2 ? 3 0.3 0.48 0.7 v ovp threshold voltage v cc(ovp) 5 ? 3 26 29 32 v latch circuits sustaining current 3 i cc(latch) 5 ? 3 ? 700 ? a thermal shutdown operating temperature t j(tsd) 5 ? 3 135 ? ? c 1 current characteristics are defined based on ic as sink ( +), or source ( ?). 2 v cc(bias) > v cc(off) . 3 a latch circuit is a circuit operated with overvoltage protection (ovp) and/or thermal shutdown protection (tsd) in operation. www.datasheet.co.kr datasheet pdf - http://www..net/
allegro microsystems, inc. 115 northeast cutoff worcester, massachusetts 01615-0036 u.s.a. 1.508.853.5000; www.allegromicro.com current mode control pwm regulator ic for switching power supplies str-a60xxm 6 mosfet electrical characteristics valid at t a = 25c, unless otherwise specified characteristic symbol device terminal min. typ. max. unit drain-to-source breakdown voltage v dss str-a6051m 8 ? 1 650 ? ? v str-A6052M 8 ? 1 650 ? ? v str-a6053m 8 ? 1 650 ? ? v str-a6079m 8 ? 1 800 ? ? v drain leakage current i dss ? 8 ? 1 ? ? 300 a on-resistance r ds(on) str-a6051m 8 ? 1 ? ? 3.95 str-A6052M 8 ? 1 ? ? 2.8 str-a6053m 8 ? 1 ? ? 1.9 str-a6079m 8 ? 1 ? ? 19.2 switching time t f str-a6051m 8 ? 1 ? ? 250 ns str-A6052M 8 ? 1 ? ? 250 ns str-a6053m 8 ? 1 ? ? 400 ns str-a6079m 8 ? 1 ? ? 250 ns thermal resistance * r chc r chc ? ? ? 22 c/w *case temperature, t c , is defined at the center of surface on the branded side of the package. 8 5 1 2 3 4 vcc d/st br str-a6000 s/ocp vin(ac) gnd out gnd fb/olp 7 d/st typical application circuit example. brown-in/brown-out function enabled by connecting the br terminal to a resistive divider www.datasheet.co.kr datasheet pdf - http://www..net/
allegro microsystems, inc. 115 northeast cutoff worcester, massachusetts 01615-0036 u.s.a. 1.508.853.5000; www.allegromicro.com current mode control pwm regulator ic for switching power supplies str-a60xxm 7 time (s) 100 10 1 0.1 0.01 10 -6 10 -5 10 -4 10 -3 10 -2 10 -1 10 1 transient thermal resistance, r ch-c (c/w) transient thermal resistance curve ambient temperature, t a (c) 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 0 20406080 120 100 160 140 allowable power dissipation, p d1 (w) mosfet temperature versus power dissipation curve p d1 = 1.35 w channel temperature, t ch (c) 100 80 60 40 20 0 25 50 75 125 100 150 eas temperature derating coefficient (%) mosfet avalanche energy derating coefficient curve drain-to-source voltage, v ds (v) 100 10 1 0.1 0.01 1 10 100 1000 drain current, i d (a) mosfet safe operating area curve drain current limited by on-resistance to use this graph, apply the s.o.a temperature derating coefficient taken from the graph at the left 1 ms 0.1 ms channel temperature, t ch (c) 100 80 60 40 20 0 0 25 50 75 125 100 150 safe operating area temperature derating coefficient (%) s. o. a. temperature derating coefficient curve characteristic performance str-a6051m www.datasheet.co.kr datasheet pdf - http://www..net/
allegro microsystems, inc. 115 northeast cutoff worcester, massachusetts 01615-0036 u.s.a. 1.508.853.5000; www.allegromicro.com current mode control pwm regulator ic for switching power supplies str-a60xxm 8 time (s) 10 1 0.1 0.01 10 -6 10 -5 10 -4 10 -3 10 -2 10 -1 transient thermal resistance, r ch-c (c/w) transient thermal resistance curve ambient temperature, t a (c) 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 0 20406080 120 100 160 140 allowable power dissipation, p d1 (w) mosfet temperature versus power dissipation curve p d1 = 1.35 w channel temperature, t ch (c) 100 80 60 40 20 0 25 50 75 125 100 150 eas temperature derating coefficient (%) mosfet avalanche energy derating coefficient curve drain-to-source voltage, v ds (v) 100 10 1 0.1 0.01 1 10 100 1000 drain current, i d (a) mosfet safe operating area curve drain current limited by on-resistance to use this graph, apply the s.o.a temperature derating coefficient taken from the graph at the left 1 ms 0.1 ms channel temperature, t ch (c) 100 80 60 40 20 0 0 25 50 75 125 100 150 safe operating area temperature derating coefficient (%) s. o. a. temperature derating coefficient curve characteristic performance str-A6052M www.datasheet.co.kr datasheet pdf - http://www..net/
allegro microsystems, inc. 115 northeast cutoff worcester, massachusetts 01615-0036 u.s.a. 1.508.853.5000; www.allegromicro.com current mode control pwm regulator ic for switching power supplies str-a60xxm 9 time (s) 10 1 0.1 0.01 10 -6 10 -5 10 -4 10 -3 10 -2 10 -1 transient thermal resistance, r ch-c (c/w) transient thermal resistance curve ambient temperature, t a (c) 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 0 20406080 120 100 160 140 allowable power dissipation, p d1 (w) mosfet temperature versus power dissipation curve p d1 = 1.35 w channel temperature, t ch (c) 100 80 60 40 20 0 25 50 75 125 100 150 eas temperature derating coefficient (%) mosfet avalanche energy derating coefficient curve drain-to-source voltage, v ds (v) 100 10 1 0.1 0.01 1 10 100 1000 drain current, i d (a) mosfet safe operating area curve drain current limited by on-resistance to use this graph, apply the s.o.a temperature derating coefficient taken from the graph at the left 1 ms 0.1 ms channel temperature, t ch (c) 100 80 60 40 20 0 0 25 50 75 125 100 150 safe operating area temperature derating coefficient (%) s. o. a. temperature derating coefficient curve characteristic performance str-a6053m www.datasheet.co.kr datasheet pdf - http://www..net/
allegro microsystems, inc. 115 northeast cutoff worcester, massachusetts 01615-0036 u.s.a. 1.508.853.5000; www.allegromicro.com current mode control pwm regulator ic for switching power supplies str-a60xxm 10 10 1 0.1 0.01 transient thermal resistance, r ch-c (c/w) transient thermal resistance curve 10 -6 10 -7 10 -5 10 -4 10 -3 10 -2 10 -1 time (s) ambient temperature, t a (c) 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 0 20406080 120 100 160 140 allowable power dissipation, p d1 (w) mosfet temperature versus power dissipation curve p d1 = 1.35 w channel temperature, t ch (c) 100 80 60 40 20 0 25 50 75 125 100 150 eas temperature derating coefficient (%) mosfet avalanche energy derating coefficient curve drain-to-source voltage, v ds (v) 100 10 1 0.1 0.01 1 10 100 1000 drain current, i d (a) mosfet safe operating area curve drain current limited by on-resistance to use this graph, apply the s.o.a temperature derating coefficient taken from the graph at the left 1 ms 0.1 ms channel temperature, t ch (c) 100 80 60 40 20 0 0 25 50 75 125 100 150 safe operating area temperature derating coefficient (%) s. o. a. temperature derating coefficient curve characteristic performance str-a6079m www.datasheet.co.kr datasheet pdf - http://www..net/
allegro microsystems, inc. 115 northeast cutoff worcester, massachusetts 01615-0036 u.s.a. 1.508.853.5000; www.allegromicro.com current mode control pwm regulator ic for switching power supplies str-a60xxm 11 material of terminal: cu treatment of terminal: solder plating (pb-free) weight: approximately 0.51 g unit: mm appearance: the body shall be clean and shall not bear any stain, rust, or flaw. marking: the type number and lot number shall be clearly marked. a. type number: a60** b. lot number: 1 st letter: last digit of year 2 nd letter: month 1 to 9 for jan. to sept. o for oct. n for nov. d for dec. 3 rd letter: week c. sanken registration number package outline drawing, dip-8 leadframe plating pb-free. device composition compliant with the rohs directive. www.datasheet.co.kr datasheet pdf - http://www..net/
allegro microsystems, inc. 115 northeast cutoff worcester, massachusetts 01615-0036 u.s.a. 1.508.853.5000; www.allegromicro.com current mode control pwm regulator ic for switching power supplies str-a60xxm 12 141 525 6 306 160 543 5 5.8 0.2 504 1.0 4.0 0.2 5.6 0.2 11.7 0.2 12.8 0.2 packing specifications 50 pieces per tube tube dimensions (mm) carton dimensions (mm) 50 tubes per inner carton (maximum) 2500 pieces maximum per inner carton 4 inner cartons per outer carton (maximum) 10,000 pieces maximum per outer carton www.datasheet.co.kr datasheet pdf - http://www..net/
allegro microsystems, inc. 115 northeast cutoff worcester, massachusetts 01615-0036 u.s.a. 1.508.853.5000; www.allegromicro.com current mode control pwm regulator ic for switching power supplies str-a60xxm 13 because reliability can be affected adversely by improper storage environments and handling methods, please observe the following cautions. cautions for storage ? ensure that storage conditions comply with the standard temperature (5c to 35c) and the standard relative humidity (around 40% to 75%); avoid storage locations that experience extreme changes in temperature or humidity. ? avoid locations where dust or harmful gases are present and avoid direct sunlight. ? reinspect for rust on leads and solderability of products that have been stored for a long time. cautions for testing and handling when tests are carried out during inspection testing and other standard test periods, protect the products from power surges from the testing device, shorts between the product pins, and wrong connections. remarks about using silicone grease with a heatsink ? when silicone grease is used in mounting this product on a heatsink, it shall be applied evenly and thinly. if more silicone grease than required is applied, it may produce excess stress. ? volatile-type silicone greases may crack after long periods of time, resulting in reduced heat radiation effect. silicone grease with low consistency (hard grease) may cause cracks in the mold resin when screwing the product to a heatsink. ? our recommended silicone greases for heat radiation purposes, which will not cause any adverse effect on the product life, are indicated below: type suppliers g746 shin-etsu chemical co., ltd. yg6260 momentive performance materials holding, inc. sc102 dow corning toray co., ltd. soldering ? leadframe temperature, t f , should not exceed 115(max) ? when soldering the products, please be sure to minimize the working time, within the following limits: 2605c 10 s 3505c 3 s (solder iron) ? to avoid internal chip damage, soldering on each of the lead-pins should be at a distance of at least 1.5 mm away from the body of the products. electrostatic discharge ? when handling the products, the operator must be grounded. grounded wrist straps worn should have at least 1 m of resistance from the operator to ground to prevent shock hazard, and it should be placed near the operator. ? workbenches where the products are handled should be grounded and be provided with conductive table and floor mats. ? when using measuring equipment such as a curve tracer, the equipment should be grounded. ? when soldering the products, the head of soldering irons or the solder bath must be grounded in other to prevent leak voltages generated by them from being applied to the products. ? the products should always be stored and transported in sanken shipping containers or conductive containers, or be wrapped in aluminum foil. www.datasheet.co.kr datasheet pdf - http://www..net/
allegro microsystems, inc. 115 northeast cutoff worcester, massachusetts 01615-0036 u.s.a. 1.508.853.5000; www.allegromicro.com current mode control pwm regulator ic for switching power supplies str-a60xxm 14 copyright ? 2011 allegro microsystems, inc. the products described herein are manufactured in ja pan by sanken electric co., ltd. for sale by allegro microsystems, inc. sanken and allegro reserve the right to make, from time to time, such de par tures from the detail spec i fi ca tions as may be re quired to per mit im- prove ments in the per for mance, reliability, or manufacturability of its prod ucts. therefore, the user is cau tioned to ve rify that the in for ma tion in this publication is current before placing any order. when using the products described herein, the ap pli ca bil i ty and suit abil i ty of such products for the intended purpose s hall be reviewed at the users responsibility. application and operation examples described in this document are quoted for the sole purpose of reference for the use of the p roducts herein and sanken can assume no responsibility for any infringement of industrial property rights, intellectual property rights or any oth er rights of sanken, allegro, or any third party which may result from its use. when using the products specified herein by either (i) combining other products or materials therewith or (ii) physically, chem ically or otherwise processing or treating the products, please duly consider all possible risks that may result from all such uses in advance and proceed therewith at your own responsibility. although sanken undertakes to enhance the quality and reliability of its products, the occurrence of failure and defect of semi conductor products at a certain rate is inevitable. users of sanken products are requested to take, at their own risk, preventative measures inclu ding safety design of the equipment or systems against any possible injury, death, fires or damages to the society due to device failure or malfunction. sanken products listed in this document are designed and intended for the use as components in general purpose electronic equip ment or appa- ratus (home appliances, office equipment, telecommunication equipment, measuring equipment, etc.). please return to us this doc ument with your signature(s) or seal(s) prior to the use of the products herein. when considering the use of sanken products in the applications where higher reliability is required (traffic signal control sy stems o equipment, fire/ crime alarm systems, various safety devices, etc.), please contact your nearest sanken sales representative to discuss, and the n return to us this docu- ment with your signature(s) or seal(s) prior to the use of the products herein. the use of sanken products without the written consent of sanken in the applications where extremely high reliability is requir ed (aerospace equip- ment, nuclear power control systems, life support systems, etc.) is strictly prohibited. anti radioactive ray design is not considered for the products listed herein. the information in clud ed herein is believed to be accurate and reliable. ap pli ca tion and operation examples described in this pub li ca tion are given for reference only and sanken and allegro assume no re spon si bil i ty for any in fringe ment of in dus tri al property rights , intellectual property rights, or any other rights of sanken or allegro or any third party that may result from its use. the contents in this document must not be transcribed or copied without sanken?s written consent. sanken assumes no responsibility for any troubles, such as dropping products caused during transportation out of sanken's distr ibution network. www.datasheet.co.kr datasheet pdf - http://www..net/
allegro microsystems, inc. 115 northeast cutoff worcester, massachusetts 01615-0036 u.s.a. 1.508.853.5000; www.allegromicro.com current mode control pwm regulator ic for switching power supplies str-a60xxm 15 asia-pacific china sanken electric hong kong co., ltd. suite 1026, ocean centre canton road, tsimshatsui kowloon, hong kong tel: 852-2735-5262, fax: 852-2735-5494 sanken electric (shanghai) co., ltd. room 3202, maxdo centre xingyi road 8, changning district shanghai, china tel: 86-21-5208-1177, fax: 86-21-5208-1757 sanken electric (shanghai) co., ltd. shenzhen office room 1013, xinhua insurance building mintian road, futian district shenzhen city, guangdong, china tel: 86-755-3391-9356/9358, fax: 86-755-3391-9368 taiwan sanken electric co., ltd. room 1801, 18th floor 88 jung shiau east road, sec. 2 taipei 100, taiwan r.o.c. tel: 886-2-2356-8161, fax: 886-2-2356-8261 japan sanken electric co., ltd. overseas sales headquarters metropolitan plaza building 1-11-1 nishi-ikebukuro, toshima-ku tokyo 171-0021, japan tel: 81-3-3986-6164, fax: 81-3-3986-8637 korea sanken electric korea co., ltd. samsung life yeouido building 16f 23-10, yeouido-dong, yeongdeungpo-gu seoul 150-734, korea tel: 82-2-714-3700, fax: 82-2-3272-2145 singapore sanken electric singapore pte. ltd. 152 beach road, #10-06 the gateway east singapore 189721 tel: 65-6291-4755, fax: 65-6297-1744 europe sanken power systems (uk) limited pencoed technology park pencoed, bridgend cf35 5hy, united kingdom tel: 44-1656-869-100, fax: 44-1656-869-162 north america united states allegro microsystems, inc. 115 northeast cutoff worcester, massachusetts 01606, u.s.a. tel: 1-508-853-5000, fax: 1-508-853-7895 allegro microsystems, inc. 14 hughes street, suite b105 irvine, california 92618, u.s.a. tel: 1-949-460-2003, fax: 1-949-460-7837 worldwide contacts www.datasheet.co.kr datasheet pdf - http://www..net/

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