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( important: please check the last page for genuine product labe ling) website: www.anasemi.com tel: +852-3590-8442 email: sales@anasemi.com low voltage, low power, 1% high detect accuracy cmos voltage detector v da series rev. e13- 01 ana log semi conductor ic .......... future of the analog world anasem anasem ? ? ? ?
anasem 1 anasem rev. e13-01 products data sheet analog semiconductor ic .......... future of the analog world www.anasemi.com sales@anasemi.com low voltage, low power, 1% high detect accuracy cm os voltage detector vda series general descriptions the vda series are voltage detectors with low volta ge, low power consumption and high accuracy. the accuracy of the detection voltage is detected based on a voltage reference of high ac curacy that the temperature coefficient is controlled. the detectio n voltage is made in high accuracy by using the laser trimming technolog y. features detection voltage range operating voltage range high accuracy detection voltage detection voltage temperature characteristics output types low current consumption operating temperature range small package applications reset of microprocessor power-on reset of system charge detection of battery battery back-up of memory monitoring of battery life time halogen rohs compliance 0.8v~6.0v (selectable with a step of 0.1v) 0.7v~6.0v 1% (v det =1.8v~6.0v) / 2% (v det =0.8v~1.7v) typ. 20ppm/c (v det = 1.8v~6.0v) cmos or n-channel open drain typ. 0.6a (v in = 1.5v) C40c ~ +85c sot - 23 ( 2.9 2.8 1.1mm )
anasem 2 rev. e13-01 v da series low voltage, low power, 1% high detect accuracy cm os voltage detector .......... future of the analog world www.anasemi.com sales@anasemi.com products numbering guide pin configuration / marking specification (sot-23) pin configuration no. symbol descriptions 1 v out output 2 v ss power ground 3 v in voltage input marking specification code mark contents a c or n output type bc 08~60 detection voltage d 1 or 2 detection accuracy rate e a version f internal rule lot number (top view) vin v out 1 2 3 a f f f f b c d e v ss vda 08 ~ 60 : selectable with a step of 0.1v in the range of 0.8v ~ 6.0v e.g.) 18 : 1.8v 30 : 3.0v detection voltage detection accuracy rate 10 : 1% 20 : 2% a : t opr = C40c ~ +85c design version t : sot-23 package form c : cmos output n : n-channel open drain output output type
anasem 3 rev. e13-01 v da series low voltage, low power, 1% high detect accuracy cm os voltage detector .......... future of the analog world www.anasemi.com sales@anasemi.com typical application circuits block diagram absolute maximum ratings note : 1) power dissipation depends on conditions of mountin g on boards. pcb dimension is 50mm50mm1.6mm. items symbol ratings unit input voltage range v in C0.3 ~ +7.0 v output current i out 50 ma output voltage range v out v ss C0.3 ~ v in +0.3 v power dissipation 1) sot-23 p d 400 mw operating temperature range t opr C40 ~ +85 c storage temperature range t stg C55 ~ +125 c 100k ? v in v out v ss cmos output n-channel open drain output v in v out v ss v in vss voltage reference + _ v out cmos output v in vss voltage reference + _ v out n-channel open drain output
anasem 4 rev. e13-01 v da series low voltage, low power, 1% high detect accuracy cm os voltage detector .......... future of the analog world www.anasemi.com sales@anasemi.com electrical characteristics (ta=25c unless otherwise specified) items symbol conditions min. typ. max. unit test circuit operating voltage v in v det = 0.8v ~ 6.0v 0.7 - 6.0 v 1 detection voltage v det v det = 1.8v ~ 6.0v ta = C40c ~ +85c v det 0.99 v det v det 1.01 v 1 v det v det = 0.8v ~ 1.7v ta = C40c ~ +85c v det 0.98 v det v det 1.02 v hysteresis range v hys v det 0.02 v det 0.05 v det 0.08 v 1 output current i out n-ch v ds =0.5v v in =0.7v 0.1 0.35 - ma 3 v in =1.0v 1.0 2.3 - ma v in =2.0v 3.0 8.2 - ma v in =3.0v 5.0 11.1 - ma v in =4.0v 6.0 12.8 - ma v in =5.0v 7.0 13.8 - ma cmos p-ch v ds =2.1v v in =6.0v - -9.5 -1.5 ma 4 cmos n-ch v ds =2.1v v in =6.0v 1.5 9.5 - ma 3 current consumption i ss v in =1.5v - 0.6 2.1 a 2 v in =2.0v - 0.7 2.5 a v in =3.0v - 0.8 2.8 a v in =4.0v - 0.9 3.0 a v in =5.0v - 1.0 3.4 a leak current i leak v in =6.0v v out =6.0v - 10 100 na 3 detection voltage temperature coefficient ? v det / ? ta?v det v det = 1.8v ~ 6.0v ta = C40c ~ +85c - 20 - ppm/ c 1 v det = 0.8v ~ 1.7v ta = C40c ~ +85c - 100 - ppm/ c delay time v dr v out inversion t dly inverts from v dr to v out - 0.03 0.2 ms 5
anasem 5 rev. e13-01 v da series low voltage, low power, 1% high detect accuracy cm os voltage detector .......... future of the analog world www.anasemi.com sales@anasemi.com test circuits circuit (2) C current consumption circuit (1) C operating voltage, detection voltage, hysteresis range, detection voltage temperature coefficient 100k ? * 1) v in v ss v out r v in v ss v out v in a v in v ss v out v in a v ds circuit (3) C n-ch driver output current v in v ss v out v in a v ds circuit (4) C p-ch driver output current note 1) : the resistor (100k ? ) is not necessary for cmos output products. note 1) : the resistor (100k ? ) is not necessary for cmos output products. measurement of wave form 100k ? * 1 ) v in v ss v out v in r v v circuit (5) C delay time (v dr v out inversion)
anasem 6 rev. e13-01 v da series low voltage, low power, 1% high detect accuracy cm os voltage detector .......... future of the analog world www.anasemi.com sales@anasemi.com description of operation general operation (cmos output) in reference to following the block diagram of cmos output vda series ; a. when the input voltage (v in ) is higher than the release voltage (v rel ), the input voltage (v in ) is provided at the output terminal because n-ch transi stor is off and the p-ch transistor is on. and, the output maintains the same level of input as lon g as the input voltage remains above the detection voltage (v det ). b. when the input voltage (v in ) falls below the detection voltage (v det ), the n-ch transistor is on and the p-ch transistor is off. and, the output voltage (v out ) is same as ground level (v ss ). c. when the input voltage (v in ) falls below the minimum operating voltage, the output becomes unstable, or goes to v in when the output is pulled up to v in . d. when the input voltage (v in ) rises above the minimum voltage, the ground voltage (v ss ) level is maintained even though the input voltage (v in ) rises above the detection voltage (v det ) as long as it does not exceed the release voltage (v rel ) level. e. when the input voltage (v in ) rises above the release voltage (v rel ), the n-ch transistor becomes off and the p-ch transistor becomes on. and, the output voltage (v out ) is equal to input voltage (v in ). this difference between v det and v rel is hysteresis range (v hys ). v in vss voltage reference + _ v out p-ch n-ch input voltage (v in ) output voltage (v out ) release voltage (v rel ) detection voltage (v det ) min. operating voltage power ground (v ss ) release voltage (v rel ) detection voltage (v det ) min. operating voltage power ground (v ss ) hysteresis range (v hys ) a b c d e [ timing chart ]
anasem 7 rev. e13-01 v da series low voltage, low power, 1% high detect accuracy cm os voltage detector .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C supply current vs. input voltage vda2010cta (cmos 2.0v) v in =0v~6.0v, step=0.2v supply current : i dd (a) 7 6 5 4 3 2 1 0 input voltage : v in (v) 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 vda2510cta (cmos 2.5v) v in =0v~6.0v, step=0.2v supply current : i dd (a) 7 6 5 4 3 2 1 0 input voltage : v in (v) vda1020nta (n-ch 1.0v) v in =0v~6.0v, step=0.2v supply current : i dd (a) 7 6 5 4 3 2 1 0 input voltage : v in (v) vda1810nta (n-ch 1.8v) v in =0v~6.0v, step=0.2v supply current : i dd (a) 7 6 5 4 3 2 1 0 input voltage : v in (v) ta=+85c ta=+25c ta=-40c 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 ta=+85c ta=+25c ta=-40c 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 ta=+85c ta=+25c ta=-40c ta=+85c ta=+25c ta=-40c 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 vda2710nta (n-ch 2.7v) v in =0v~6.0v, step=0.2v supply current : i dd (a) 7 6 5 4 3 2 1 0 input voltage : v in (v) vda4010nta (n-ch 4.0v) v in =0v~6.0v, step=0.2v supply current : i dd (a) 7 6 5 4 3 2 1 0 input voltage : v in (v) 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 ta=+85c ta=+25c ta=-40c ta=+85c ta=+25c ta=-40c 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0
anasem 8 rev. e13-01 v da series low voltage, low power, 1% high detect accuracy cm os voltage detector .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C detect & release voltage vs. ambient temperature vda2010cta (cmos 2.0v) vda2510cta (cmos 2.5v) v in =0v~6.0v, step=0.2v detect & release voltage : v det & v rel (v) 90 70 50 30 10 -10 -30 -50 ambient temperature : ta (c) 2.15 2.13 2.11 2.07 2.05 2.03 2.01 1.99 1.97 1.95 -40 -20 0 20 40 60 80 2.09 v in =0v~6.0v, step=0.2v 90 70 50 30 10 -10 -30 -50 ambient temperature : ta (c) 2.68 2.66 2.64 2.60 2.58 2.56 2.54 2.52 2.50 2.48 release voltage detect voltage -40 -20 0 20 40 60 80 2.62 release voltage detect voltage vda1020nta (n-ch 1.0v) v in =0v~6.0v, step=0.2v 90 70 50 30 10 -10 -30 -50 ambient temperature : ta (c) 1.08 1.07 1.06 1.04 1.03 1.02 1.01 1.00 1.99 0.98 -40 -20 0 20 40 60 80 1.05 release voltage detect voltage vda1810nta (n-ch 1.8v) v in =0v~6.0v, step=0.2v 90 70 50 30 10 -10 -30 -50 ambient temperature : ta (c) -40 -20 0 20 40 60 80 detect & release voltage : v det & v rel (v) detect & release voltage : v det & v rel (v) detect & release voltage : v det & v rel (v) vda2710nta (n-ch 2.7v) v in =0v~6.0v, step=0.2v 90 70 50 30 10 -10 -30 -50 ambient temperature : ta (c) 2.88 2.86 2.84 2.80 2.78 2.76 2.74 2.72 2.70 2.68 -40 -20 0 20 40 60 80 2.82 release voltage detect voltage vda4010nta (n-ch 4.0v) v in =0v~6.0v, step=0.2v 90 70 50 30 10 -10 -30 -50 ambient temperature : ta (c) 4.30 4.25 4.15 4.10 4.05 4.00 3.95 -40 -20 0 20 40 60 80 4.20 release voltage detect voltage detect & release voltage : v det & v rel (v) detect & release voltage : v det & v rel (v) 1.93 1.91 1.87 1.85 1.83 1.81 1.79 1.77 1.75 1.89 1.95 release voltage detect voltage
anasem 9 rev. e13-01 v da series low voltage, low power, 1% high detect accuracy cm os voltage detector .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C output voltage vs. input voltage vda1810nta (n-ch 1.8v) vda2010cta (cmos 2.0v) ta=25c output voltage : v out (v) 2.5 2.0 1.5 1.0 0.5 0 input voltage : v in (v) 2.5 2.0 1.5 1.0 0.5 0 v det v rel vda2510cta (cmos 2.5v) ta=25c output voltage : v out (v) 3.0 2.0 1.5 1.0 0.5 0 input voltage : v in (v) 3.0 2.0 1.5 1.0 0.5 0 2.5 2.5 vda1020nta (n-ch 1.0v) ta=25c output voltage : v out (v) 1.4 1.0 0.8 0.6 0.2 0 input voltage : v in (v) 2.0 1.5 1.0 0.5 0 2.5 1.2 ta=25c output voltage : v out (v) 2.0 1.5 1.0 0.5 0 input voltage : v in (v) 2.0 1.5 1.0 0.5 0 2.5 2.5 3.0 vda4010nta (n-ch 4.0v) vda2710nta (n-ch 2.7v) ta=25c output voltage : v out (v) 3.0 2.0 1.5 1.0 0.5 0 input voltage : v in (v) 3.0 2.0 1.5 1.0 0.5 0 2.5 2.5 ta=25c output voltage : v out (v) 4.5 2.0 1.5 1.0 0.5 0 input voltage : v in (v) 4.5 2.0 1.5 1.0 0.5 0 2.5 2.5 3.5 3.0 4.0 3.5 3.0 4.0 v det v rel v det v rel v det v rel 0.4 v det v rel v det v rel
anasem 10 rev. e13-01 v da series low voltage, low power, 1% high detect accuracy cm os voltage detector .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C n-ch driver output current vs. v ds vda2010cta (cmos 2.0v) vda2510cta (cmos 2.5v) vda1020nta (n-ch 1.0v) vda1810nta (n-ch 1.8v) ta=25c output current : i out (ma) 0.9 0.4 0.3 0.2 0.1 0 v ds (v) 0.5 0.7 0.6 0.8 1.2 0.8 0.6 0.4 0.2 0 1.0 v in =0.7v v in =0.8v ta=25c output current : i out (ma) 0.9 0.4 0.3 0.2 0.1 0 v ds (v) 0.5 0.7 0.6 0.8 1.2 0.8 0.6 0.4 0.2 0 1.0 v in =0.7v v in =0.8v ta=25c output current : i out (ma) 0.9 0.4 0.3 0.2 0.1 0 v ds (v) 0.5 0.7 0.6 0.8 1.2 0.8 0.6 0.4 0.2 0 1.0 v in =0.7v v in =0.8v ta=25c output current : i out (ma) 0.9 0.4 0.3 0.2 0.1 0 v ds (v) 0.5 0.7 0.6 0.8 1.2 0.8 0.6 0.4 0.2 0 1.0 v in =0.7v v in =0.8v vda2710nta (n-ch 2.7v) vda4010nta (n-ch 4.0v) ta=25c output current : i out (ma) 0.9 0.4 0.3 0.2 0.1 0 v ds (v) 0.5 0.7 0.6 0.8 1.2 0.8 0.6 0.4 0.2 0 1.0 v in =0.7v v in =0.8v ta=25c output current : i out (ma) 0.9 0.4 0.3 0.2 0.1 0 v ds (v) 0.5 0.7 0.6 0.8 1.2 0.8 0.6 0.4 0.2 0 1.0 v in =0.7v v in =0.8v
anasem 11 rev. e13-01 v da series low voltage, low power, 1% high detect accuracy cm os voltage detector .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C n-ch driver output current vs. v ds (continued) vda2510cta (cmos 2.5v) vda1020nta (n-ch 1.0v) vda1810nta (n-ch 1.8v) ta=25c output current : i out (ma) v ds (v) 3.0 2.0 1.5 1.0 0.5 0 2.5 vda2010cta (cmos 2.0v) ta=25c output current : i out (ma) 1.6 0.6 0.4 0.2 0 v ds (v) 0.8 1.2 1.0 1.4 9.0 6.0 4.0 3.0 1.0 0 8.0 2.0 5.0 7.0 v in =1.5v v in =1.0v ta=25c output current : i out (ma) 2.5 1.0 0.5 0 v ds (v) 2.0 1.5 18.0 12.0 8.0 6.0 2.0 0 16.0 4.0 10.0 14.0 v in =1.0v v in =1.5v v in =2.0v 1.2 0.8 0.6 0.4 02 0 1.0 ta=25c output current : i out (ma) 1.6 0.6 0.4 0.2 0 v ds (v) 0.8 1.2 1.0 1.4 9.0 6.0 4.0 3.0 1.0 0 8.0 2.0 5.0 7.0 v in =1.0v v in =0.9v v in =1.5v v in =1.0v vda2710nta (n-ch 2.7v) vda4010nta (n-ch 4.0v) ta=25c output current : i out (ma) v ds (v) 30.0 20.0 15.0 10.0 5.0 0 25.0 3.0 2.0 1.5 1.0 0.5 0 2.5 ta=25c output current : i out (ma) 4.0 1.5 1.0 0.5 0 v ds (v) 2.0 3.0 2.5 3.5 45.0 30.0 20.0 15.0 5.0 0 40.0 10.0 25.0 35.0 v in =2.5v v in =2.0v v in =1.5v v in =1.0v v in =3.5v v in =1.5v v in =2.0v v in =2.5v v in =3.0v
anasem 12 rev. e13-01 v da series low voltage, low power, 1% high detect accuracy cm os voltage detector .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C n-ch driver output current vs. input voltage vda2510cta (cmos 2.5v) vda1020nta (n-ch 1.0v) vda1810nta (n-ch 1.8v) output current : i out (ma) input voltage : v in (v) 3.5 2.0 1.5 1.0 0.5 0 3.0 vda2010cta (cmos 2.0v) 1.3 0.9 0.7 0.5 0.3 1.1 v ds =0.5v, v in =0~v rel , step=0.2v output current : i out (ma) input voltage : v in (v) 12.0 8.0 6.0 4.0 2.0 0 10.0 2.5 0 1.0 0.5 2.0 1.5 ta=+25c ta=C40c ta=+85c v ds =0.5v, v in =0~v rel , step=0.2v output current : i out (ma) input voltage : v in (v) 12.0 8.0 6.0 4.0 2.0 0 10.0 3.0 2.0 1.5 1.0 0.5 0 2.5 2.5 output current : i out (ma) input voltage : v in (v) 10.0 7.0 5.0 4.0 2.0 0 9.0 2.0 1.5 1.0 0.5 0 2.5 8.0 ta=+25c ta=C40c ta=+85c v ds =0.5v, v in =0~v rel , step=0.2v v ds =0.5v, v in =0~v rel , step=0.2v vda2710nta (n-ch 2.7v) vda4010nta (n-ch 4.0v) output current : i out (ma) input voltage : v in (v) 14.0 8.0 6.0 4.0 2.0 0 12.0 3.5 2.0 1.5 1.0 0.5 0 2.5 10.0 3.0 output current : i out (ma) input voltage : v in (v) 14.0 8.0 6.0 4.0 2.0 0 12.0 4.5 2.0 1.5 1.0 0.5 0 2.5 10.0 4.0 3.0 3.5 v ds =0.5v, v in =0~v rel , step=0.2v v ds =0.5v, v in =0~v rel , step=0.2v ta=+25c ta=C40c ta=+85c ta=+25c ta=C40c ta=+85c ta=+25c ta=C40c ta=+85c ta=+25c ta=C40c ta=+85c 1.0 3.0 6.0
anasem 13 rev. e13-01 v da series low voltage, low power, 1% high detect accuracy cm os voltage detector .......... future of the analog world www.anasemi.com sales@anasemi.com typical characteristics C p-ch driver output current vs. input voltage vda2010cta (cmos 2.0v) output current : i out (ma) input voltage : v in (v) 10.0 6.0 5.0 3.0 1.0 0 9.0 8 3 2 1 0 5 7.0 7 v ds =0.5v v ds =1.0v v ds =1.5v v ds =2.1v 6 4 2.0 4.0 8.0 ta=25c vda2510cta (cmos 2.5v) output current : i out (ma) input voltage : v in (v) 10.0 6.0 5.0 3.0 1.0 0 9.0 8 3 2 1 0 5 7.0 7 v ds =0.5v v ds =1.0v v ds =1.5v v ds =2.1v 6 4 2.0 4.0 8.0 ta=25c
anasem 14 rev. e13-01 v da series low voltage, low power, 1% high detect accuracy cm os voltage detector .......... future of the analog world www.anasemi.com sales@anasemi.com package dimensions (sot-23) (unit : mm) recommended land pattern 2.4 1.0 0.8 1.9 0.95 0.95 1.0 0.8 0.8 1.0 3~7 0.16 +0.10 C0.15 min 0.1 0~0.1 1.1~1.3 0.45 2.9 0 .2 1.6 0.15 1.9 0.2 0.95 0.95 0.65 2.8 0.2 0.65 +0.10 C 0.15 (marked side) 0.4 +0.10 C0.15 0.4 +0.10 C0.15 0.4 +0.10 C0.15 +0.10 C 0.15 1.1 1.3 0 0.1 2.9 0.2 0.4 +0.10 C0.15
anasem 15 rev. e13-01 v da series low voltage, low power, 1% high detect accuracy cm os voltage detector .......... future of the analog world www.anasemi.com sales@anasemi.com taping and loading specifications (sot-23) reel dimensions (sot-23) (unit : mm) ? 13 0.5 ? 60 1 ? 178 2 90 120 2.0 0.5 9.0 0.5 ( 3,000 pcs / r eel ) (unit : mm) 4.0 0.1 2.0 0.05 4.0 0.1 ? 1.5 +0.1 C 0 ? 1.05 0.05 3.35 0.1 3. 4 0.1 3.5 0.05 1.75 0.1 8.0 0.2 1.65 max. 0.2 0.05 taping direction mark mark
a na s em anasem may change the products described in this data sheet, or may discontinue production or services w ithout any notice in order to supply the best products thr ough improve the design and performance. customers are recommended to obtain the latest data or informatio n before placing orders in order to make sure the d ata or information required is the newest. it is necessary for customers to fully understand the products des cribed in this data sheet and to use it in accordance with its spe cifications. the products described in this data sh eet are not intended to use for the apparatus which have influe nce on human lives due to the failure or malfunctio n of the products. anasem corp. is not responsible for any su pport to customers application, product design, so ftware performance, patent infringement or service. anasem corp. does not disclose or imply a guarantee or des cription about being licensed based on patents, copy-rights, circuit location license, or other intellectual pr operties associated with the devices or combinations in whic h the products or service of anasem corp. are used o r can be used, or which cover the methods. customers should not export, directly or indirectly, any products wi thout obtaining required licenses and approvals in advanc e from appropriate government agencies. anasem
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