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str-w605xs description the str-w605xs 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-w605xs internal mosfet has a v dss of 650 v (min), and an r ds(on) of 1.9 (max) to 3.95 (max) with a frequency of 67 khz. power output is rated at 45 to 90 w at 230 vac input and 30 to 60 w at wide input range (85 to 265 vac). the device is provided in an industry-standard to-220 package, with heatsink mounting flange and pin 2 removed for increased supply isolation. features and benefits ? to-220f power package with 30 to 90 w power output ? current mode pwm control ? 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 < 30 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 ? built-in leading edge blanking function current mode control pwm regulator ic for switching power supplies typical application package: 6-pin fully molded to-220f-6l (fm207) not to scale continued on the next page? vac v s/ oc cc p v gnd d/st fb / olp b r 1 3 4567 out gnd s t r - w 6 0 0 0 s brown-in/brown-out function disabled by connecting br terminal to gnd. applications: for switching power supplies used in: ? white goods ? consumer electronics ? office automation ? industrial equipment ? communication equipment str-w605xs-ds http://www..net/ datasheet pdf - http://www..net/ free datasheet http:///
current mode control pwm regulator ic for switching power supplies str-w605xs features and benefits (continued) ? 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): auto-restart ? thermal shutdown protection function (tsd): auto-restart 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-w6051s 67 650 3.95 45 30 to-220f-6l (sanken fm207) with pin 2 removed 50 pieces per tube str-w6052s 2.8 60 40 str-W6053S 1.9 90 60 * 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. http://www..net/ datasheet pdf - http://www..net/ free datasheet http:///
current mode control pwm regulator ic for switching power supplies str-w605xs absolute maximum ratings 1 valid at t a = 25c, unless otherwise specified characteristic symbol notes terminals rating unit drain peak current 2 i dpeak single pulse str-w6051s 1 ? 3 5.0 a str-w6052s 1 ? 3 7.0 a str-W6053S 1 ? 3 9.5 a maximum switching current 3 i dmax t a = ?20c to 125c str-w6051s 1 ? 3 5.0 a str-w6052s 1 ? 3 7.0 a str-W6053S 1 ? 3 9.5 a single pulse avalanche energy 4 e as single pulse, v dd = 99 v, l = 20 mh str-w6051s 1 ? 3 47 mj str-w6052s 1 ? 3 62 mj str-W6053S 1 ? 3 86 mj i lpeak single pulse, v dd = 99 v, l = 20 mh str-w6051s 1 ? 3 2.0 a str-w6052s 1 ? 3 2.3 a str-W6053S 1 ? 3 2.7 a s/ocp terminal voltage v ocp 3 ? 5 ?2 to 6 v controller ic (mic) supply input voltage v cc 4 ? 5 32 v fb/olp terminal voltage v fb 6 ? 5 ?0.3 to 14 v fb/olp terminal sink current i fb 6 ? 5 1.0 ma br terminal voltage v br 7 ? 5 ?0.3 to 7 v br terminal sink current i br 7 ? 5 1.0 ma mosfet power dissipation 5 p d1 with infinite heatsink str-w6051s 1 ? 3 22.3 w str-w6052s 1 ? 3 23.6 w str-W6053S 1 ? 3 26.5 w without heatsink 1 ? 3 1.3 w controller ic (mic) power dissipation p d2 specified by v cc i cc 4 ? 5 0.13 w internal frame temperature in operation t f ? ?20 to 115 c operating ambient temperature t op maximum recommended internal leadframe temperature, t f (max) = 105c ? ?20 to 115 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 i dmax is the drain current on the d/st pin determined by the drive voltage of the ic and the threshold voltage, v th , of the mosfet. 4 refer to mosfet avalanche energy derating coefficient curve. 5 refer to mosfet temperature versus power dissipation curve. http://www..net/ datasheet pdf - http://www..net/ free datasheet http:///
current mode control pwm regulator ic for switching power supplies str-w605xs d/s t vcc 4 7 6 s/ocp fb/olp gnd br drv pwm osc reg sq r slope co mp ensatio n v reg fe edback control ocp drain peak current compe nsa ti on v cc leb olp ovp ts d startup uvlo brown-in/ brown-out 1 3 5 functional block diagram pin-out diagram 1234567 terminal list table number name function 1 d/st mosfet drain, and input for startup current 2 ? (pin removed) 3 s/ocp mosfet source, and input for overcurrent protection detection signal 4v cc input for power supply for control circuit 5 gnd ground 6 fb/olp input for constant voltage control signal, and input for overload protection signal 7 br input for brown-in and brown-out protection detection voltage http://www..net/ datasheet pdf - http://www..net/ free datasheet http:///
current mode control pwm regulator ic for switching power supplies str-w605xs 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) 4 ? 5 13.8 15.3 16.8 v operation stop voltage 2 v cc(off) 4 ? 5 7.3 8.1 8.9 v circuit current in operation i cc(on) 4 ? 5 ? ? 2.5 ma minimum startup voltage v st(on) 4 ? 5 ? 40 ? v startup current i startup 4 ? 5 ?3.9 ?2.5 ?1.1 ma startup current supply threshold voltage 2 v cc(bias) 4 ? 5 8.5 9.5 10.5 v average switching frequency f osc(av) 1 ? 5 60 67 74 khz switching frequency variance range ? f 1 ? 5 ? 5 ? khz maximum duty cycle d max 1 ? 5 63 71 79 % leading edge blanking time t bw ? ? 390 ? ns ocp compensation coefficient d pc ? ? 18 ? mv/ s maximum duty cycle for ocp compensation d dpc ? ? 36 ? % ocp threshold voltage at zero duty cycle v ocp(l) 3 ? 5 0.70 0.78 0.86 v ocp threshold voltage at 36% duty cycle v ocp(h) 3 ? 5 0.79 0.88 0.97 v maximum feedback current i fb(max) 6 ? 5 ?340 ?230 ?150 a minimum feedback current i fb(min) 6 ? 5 ?30 ?15 ?7 a oscillation stop fb/olp voltage v fb(off) 6 ? 5 0.85 0.95 1.05 v olp threshold voltage v fb(olp) 6 ? 5 7.3 8.1 8.9 v operation current after olp i cc(olp) 4 ? 5 ? 300 ? a olp delay time t olp 1 ? 5 54 68 82 ms fb/olp terminal clamp voltage v fb(clamp) 6 ? 5 11 12.8 14 v brown-in threshold voltage v br(in) 7 ? 5 5.2 5.6 6 v brown-out threshold voltage v br(out) 7 ? 5 4.45 4.8 5.15 v br terminal clamp voltage v br(clamp) 7 ? 5 6 6.4 7 v br function disabling threshold v br(dis) 7 ? 5 0.3 0.48 0.7 v ovp threshold voltage v cc(ovp) 4 ? 5 26 29 32 v thermal shutdown operating temperature t j(tsd) ? 130 ? ? c 1 current characteristics are defined based on ic as sink ( +), or source ( ?). 2 v cc(bias) > v cc(off) . 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 ? 1 ? 3 650 ? ? v drain leakage current i dss ? 1 ? 3 ? ? 300 a on-resistance r ds(on) str-w6051s 1 ? 3 ? ? 3.95 str-w6052s 1 ? 3 ? ? 2.8 str-W6053S 1 ? 3 ? ? 1.9 switching time t f ? 1 ? 3 ? ? 250 ns thermal resistance* r chf str-w6051s ? ? ? 2.63 c/w str-w6052s ? ? ? 2.26 c/w str-W6053S ? ? ? 1.95 c/w *between channel and internal frame. http://www..net/ datasheet pdf - http://www..net/ free datasheet http:///
current mode control pwm regulator ic for switching power supplies str-w605xs 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) 25 20 15 10 5 0 0 20406080 120 100 160 140 allowable power dissipation, p d1 (w) mosfet temperature versus power dissipation curve with infinite heatsink p d1 = 22.3 w at t a 25c without heatsink p d1 = 1.3 w at t a 25c 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 t a = 25c; single pulse to use this graph, apply the s.o.a temperature derating coefficient taken from the graph at the left 1 ms 0.1 ms internal frame temperature, t f (c) 100 80 60 40 20 0 0 204060 100 80 120 safe operating area temperature derating coefficient (%) s. o. a. temperature derating coefficient curve characteristic performance str-w6051s http://www..net/ datasheet pdf - http://www..net/ free datasheet http:///
current mode control pwm regulator ic for switching power supplies str-w605xs 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) 25 20 15 10 5 0 0 20406080 120 100 160 140 allowable power dissipation, p d1 (w) mosfet temperature versus power dissipation curve with infinite heatsink p d1 = 23.6 w at t a 25c without heatsink p d1 = 1.3 w at t a 25c 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 t a = 25c; single pulse to use this graph, apply the s.o.a temperature derating coefficient taken from the graph at the left 1 ms 0.1 ms internal frame temperature, t f (c) 100 80 60 40 20 0 0 204060 100 80 120 safe operating area temperature derating coefficient (%) s. o. a. temperature derating coefficient curve characteristic performance str-w6052s http://www..net/ datasheet pdf - http://www..net/ free datasheet http:///
current mode control pwm regulator ic for switching power supplies str-w605xs 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) 30 25 20 15 10 5 0 0 20406080 120 100 160 140 allowable power dissipation, p d1 (w) mosfet temperature versus power dissipation curve with infinite heatsink p d1 = 26.5 w at t a 25c without heatsink p d1 = 1.3 w at t a 25c 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 t a = 25c; single pulse to use this graph, apply the s.o.a temperature derating coefficient taken from the graph at the left 1 ms 0.1 ms internal frame temperature, t f (c) 100 80 60 40 20 0 0 204060 100 80 120 safe operating area temperature derating coefficient (%) s. o. a. temperature derating coefficient curve characteristic performance str-W6053S http://www..net/ datasheet pdf - http://www..net/ free datasheet http:///
current mode control pwm regulator ic for switching power supplies str-w605xs vac v s/ oc cc p v gnd d/st fb / olp b r 1 3 4567 out gnd s t r - w 6 0 0 0 s brown-in/brown-out function enabled by connecting br terminal to resistive divider. typical application http://www..net/ datasheet pdf - http://www..net/ free datasheet http:///
current mode control pwm regulator ic for switching power supplies str-w605xs package outline drawing, to-220f-6l (fm207) leadform: 2003 material of terminal: cu treatment of terminal: solder plating (pb-free) weight: approximately 2.3 g dashed line at gate burr indicates protrusion of 0.3 mm (max) unit: mm a. type number: w6051s 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 and 4 th letter: day of month 5 th letter: sanken registration number 1467 10.00.2 0.5 7.90.2 40.2 16.90.3 2.8 6-0.740.15 6-0.65 -0.1 +0.2 6p1.270.15=7.620.15 4.20.2 2.80.2 3.20.2 2.60.1 10.40.5 r-end (5.4) 5.00.5 0.45 -0.1 +0.2 5.080.6 ( 2 - r 1 ) 0.5 0.5 0.5 0.5 a b str dimensions from root plan view side view gate burr dimensions between roots dimensions between roots 5 23 leadframe plating pb-free. device composition compliant with the rohs directive. http://www..net/ datasheet pdf - http://www..net/ free datasheet http:///
current mode control pwm regulator ic for switching power supplies str-w605xs packing specifications tube dimensions (mm) carton dimensions (mm) capacity: 36 tubes per carton (3 rows, 12 tubes per row) 50 pieces per tube 1800 pieces maximum per carton side marked antistatic (3.6) (15.4) 9 r0.6 5.1 2.85 14.3 8.9 35.0 1.4 9.5 +0.3 ?0.1 4.8 +0.4 0 1.3 +0.3 ?0.2 spacer carton (side view) spacer tube tube 620 125 185 http://www..net/ datasheet pdf - http://www..net/ free datasheet http:///
current mode control pwm regulator ic for switching power supplies str-w605xs 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 an internal chip damaged, soldering on each of lead-pins should be at a distance of at least 2 mm away from the body of the products assembly ? recommended screw torque through the mounting tab is 0.588 to 0.785 n ? m (6 to 8 kgf ? cm). 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. http://www..net/ datasheet pdf - http://www..net/ free datasheet http:///

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