Datasheet Analog Devices LT3518HFE#TRPBF — 数据表

LT3518
Full-Featured LED Driver
with 2.3A Switch Current
Features Description 3000:1 True Color PWM™ Dimming Ratio
nn 2.3A, 45V Internal Switch
nn 100mV High Side Current Sense
nn Open LED Protection
nn Adjustable Frequency: 250kHz to 2.5MHz
nn Wide Input Voltage Range:
nn Operation from 3V to 30V
nn Transient Protection to 40V
nn Operates in Boost, Buck Mode and Buck-Boost Mode
nn Gate Driver for PMOS LED Disconnect
nn Constant-Current and Constant-Voltage Regulation
nn CTRL Pin Provides 10:1 Analog Dimming
nn Low Shutdown Current: 1.5V, VC = 0V
PWM = 0V
SHDN = 0V 6
4.5
0.1 10
1 mA
mA
µA 1.0 …