LT3760EFE View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LT3760EFE' PDF : 32 Pages View PDF
LT3760
Typical Applications
92% Efficient, 36W LED Driver, 1MHz Boost, 8 Strings, 100mA Per String
PVIN
20V TO 36V
4.7µF
50V
VIN
8V TO 14V
4.7µF
25V
VIN
4.7µF INTVCC
10V
VIN
499k 100k
LT3760
FAULT
SHDN/UVLO
L1
10µH
GATE
SENSE
PGND
VOUT
D1
UP TO 45V OF LEDs PER STRING
2.2µF
100V
M1
×5
0.015Ω
•
•
•
•
•
•
•
•
••
••
••
••
••
••
••
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40.2k
GND
SYNC
PWM DIMMING
ANALOG DIMMING
PWM
CTRL
20k
30.9k
VREF
TSET
11k
OVPSET RT ISET
LED1
LED2
LED3
LED4
LED5
LED6
LED7
LED8
VC
39.2k
20k
5.76k 10k
2.2nF
LED Current Waveforms
3000:1 PWM Dimming (100Hz)
I(LEDx)
40mA/DIV
(FRONT COVER
APPLICATION)
3760 TA03
L1: SUMIDA CDRH8D38
M1: VISHAY SILICONIX Si7850DP
D1: DIODES, INC. PDS360
I(L1)
1A/DIV
PWM
10V/DIV
5µs/DIV
3760 G04
3760fc
22
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