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LP78070 Datasheet(PDF) 3 Page - Lowpower Semiconductor inc |
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LP78070 Datasheet(HTML) 3 Page - Lowpower Semiconductor inc |
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3 / 7 page ![]() LP78070-00 Jun.-2017 Email: marketing@lowpowersemi.com www.lowpowersemi.com Page 3 of 7 初步数据表 LP78070 应用原理图 VIN STAT FULL LED1 LED3 LED2 WLED SW1 Reset R3 20K C1 C2 C3 L1 4.7uH D1 SS32 C4 SW2 Set VIN VOUT BATT LP78070 1 V1 2 V2 3 V3 GND 9 DR 5 FB 6 LX 7 BAT 8 10uF R1 65K 4 R2 10K 10uF 470uF (option) 三挡对应VOUT:4.5V/6.8V/9V - + M 10uF VOUT=[1+(R1/R2)]×VFB 三挡对应 VFB 为:0.6V,0.9V,1.2V 极限参数 VIN、BAT至GND ----------------------------------------------------------------------- -0.3V~+7V SW至GND ----------------------------------------------------------------------------- -0.3V~+12V FB至GND ------------------------------------------------------------------------------- -0.3V~+7V DR至GND ----------------------------------------------------------------------------- -0.3V~+12V 最高结温 --------------------------------------------------------------------------------------- 125°C 最大焊接温度(引线处,10秒)---------------------------------------------------------------- 260°C 存储温度 ------------------------------------------------------------------------------- -55℃~150°C ESD 系数 人体模型(HBM) ------------------------------------------------------------------------------------------------------ 2KV 机械模型(MM) ------------------------------------------------------------------------------------------------------- 200V |
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