Datasheet

13
LT1616
TYPICAL APPLICATIO S
U
12V Output
V
IN
BOOST
GND FB
SHDN SW
5
V
IN
16V TO 25V
4
1
6
C3
0.01µF
D1
D2
D3
L1
33µH
23
R2
10k
R1
86.6k
LT1616
C2
2.2µF
16V
1616 TA03
C1
1µF
25V
V
OUT
12V
300mA
GND
C1: TAIYO-YUDEN TMK316BJ105ML
C2: TAIYO-YUDEN EMK316BJ225ML
D1: ON SEMICONDUCTOR MBR0530
D2, D4: 1N4148
D3: CMPZ5234B 6.2V ZENER.
D3 LIMITS BOOST PIN VOLTAGE TO V
IN
+ 6V
L1: COILCRAFT DO1608C-333
D4
OFF ON
1.8V Output
V
IN
BOOST
GND FB
SHDN SW
5
V
IN
3.6V TO 12V
4
1
6
C3
0.01µF
D1
L1
4.7µH
23
R2
20k
R1
8.87k
LT1616
D2
C2
10µF
6.3V
1616 TA04
C1
1µF
16V
V
OUT
400mA
GND
C1: TAIYO-YUDEN EMK212BJ105MG
C2: TAIYO-YUDEN JMK316BJ106ML
D1: ON SEMICONDUCTOR MBR0520L
D2: 1N4148 OR EQUIVALENT
L1: MURATA LQH3C4R7M24
OFF ON
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