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ISL97698 2-channel white LED driver with a sync boost converter and two low-side current sinks capable of driving an output voltage up to 23.5V.

 2015-09-23

【产品特性】

High Efficiency Operation:
‧ Up to 91% with 2P4S configuration
‧ Up to 90% with 2P6S configuration
‧ Extremely Low Supply Current (0.35mA)
‧ Dynamic Headroom Control
‧ Very low headroom voltage (70mV)
‧ 20mm2 Total Solution PCB Area
‧ Only three external components required
‧ Analog Dimming Control by PWM, SWIRE, or I2C
‧ 8-bit Linear or 11-bit Logarithmic Analog Output Current Control
‧ Content Adaptive Backlight Control (CABC)
‧ Input Voltage from 2.5V to 5.5V
‧ 23.5V Maximum Output Voltage
‧ Drives 50µA to 25mA LED Strings
‧ Open Circuit and Short Circuit Fault Protection
‧ 12 Bump, 0.4mm Pitch Chip Scale Package

【产品应用】

‧ WLED backlit LCD displays for Smartphones, digital cameras, GPS, etc

【文字介绍】

2信道白光LED驱动器,具有同步升压转换器,能够驱动输出电压高达23.5V的两个低侧电流吸收器。