Datasheet Linear Technology LTC3452EUF#PBF — 数据表

LTC3452
Synchronous Buck-Boost
MAIN/CAMERA White LED Driver U FEATURES
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■ DESCRIPTIO High Efficiency: ≥85% Over Entire Li-Ion Battery
Range
Wide VIN Range: 2.7V to 5.5V
Independent MAIN/CAMERA Current Control
Up to 425mA Continuous Output Current
Internal Soft-Start
Open/Shorted LED Protection
PWM Brightness Control
LED Current Matching Typically 1.2V). For ENL voltage VIN(MIN)2 ( VOUT – VIN(MIN) ) 100% f IOUT(MAX ) %Ripple VOUT 2 Table 3. Capacitor Vendor Information …