AS3685B Datasheet | austriamicrosystems

AS3685A/AS3685B Product Brief austria micro systems Product Brief AS3685A/AS3685B Ultra Small High Efficiency 700mA Charge Pump for White LED Flash 1 General Description The AS3685 is low noise high efficiency capacitive charge pump with 1:1, 1:1.5 and 1:2 operating modes in a small 3x3mm DFN10 or a tiny 2x1.5mm WL-CSP (Wafer Level Chip Scale Package) package. It can drive one flash led at up to 700mA current. It supports flash/torch and indicator mode for the flash led. Additionally the AS3685 limits the flash time automatically to protect the flash LED. Overtemperature Protection Automatic 800ms Flash Timeout to protect the flash LED (time factory programmable) Two Device Variants: -...