lt3741 Linear Technology Corporation, lt3741 Datasheet - Page 20
lt3741
Manufacturer Part Number
lt3741
Description
High Power, Constant Current, Constant Voltage, Step-down Controller
Manufacturer
Linear Technology Corporation
Datasheet
1.LT3741.pdf
(24 pages)
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LT3741
Typical applicaTions
0
2.2µF
R
45.3k
R
470k
HOT
NTC
82.5k
CONTROL
EN/UVLO
10nF
INPUT
1V/DIV
5A/DIV
CTRL1
I
LED
EN/UVLO
RT
SYNC
V
CTRL1
CTRL2
SS
REF
LED Current Waveforms 10A to
LT3741
VCH
0.75V
10A
82.5k
V
SENSE
SENSE
CBOOT
CC_INT
4.7nF
20A Current Step
20A LED Driver
GND
V
SW
HG
LG
FB
IN
+
–
1ms/DIV
150nF
22µF
1µF
33nF
1.5V
20A
M1
M2
1.1µH
3741 TA03b
L1
100µF
10
2.5m
V
12V TO 36V
IN
10
6V, 20A MAXIMUM
V
D1
OUT
47.5k
12.1k
3741 TA03
680µF
3741f
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