SM8135B仕樣SM8135BB/SM8135BB-G 1. APPLICABLE DEVICES This specification document describes the SM8135BB/SM8135BB-G. 4-channel White LED Driver IC 2. OVERVIEW The SM8135BB/SM8135BB-G are ×1.0/×1.5/×2.0 auto-switching charge pump boost DC/DC converter ICs. They have 4-channel LED drive current control circuits built-in, and can drive 1 to 4 white LEDs connected in parallel. The maximum LED drive current value for each channel is set using an external resistor. ■IC Features ・×1.0/×1.5/×2.0 auto-switching charge pump boost for increased battery life ・1 to 4 white parallel LEDs drive capability ・LED drive current set by external resistor ・ EN 1-wire input control interface ・ON/OFF switching using EN-pin signal input enable ・Startup soft start circuit built-in ・Thermal protection circuit built-in ・Input……