LT3506 LINER [Linear Technology], LT3506 Datasheet - Page 20

• Manufacturer Part Number: LT3506
• Description: Dual Monolithic 1.6A Step-Down Switching Regulator
• Manufacturer: LINER [Linear Technology]

LT3506/LT3506A
TYPICAL APPLICATIO S
0
8V TO 25V
V
OUT1
V
4.5V TO 21V
5V
1A
IN
D1, D2: ON SEMICONDUCTOR MBRS230LT3
D3: BAT-54A
D1, D2: DIODES, INC. B230A
D3: BAT-54A
L1, L2: SUMIDA CDRH5D18-4R1
PGOOD
V
69.8k
IN
47µF
10µH
V
L1
Low Ripple, Low Profile 1.2V, 3A Converter, Maximum Height = 2mm
OUT
13.3k
100k
U
Two Stage Step Down, Up to 25V Input to 1.2V Output
0.22µF
22µF
22µF
20k
D1
1000pF
1500pF
4.7nF
15k
4.7nF
D3a
BOOST1
SW1
FB1
V
RUN/SS1
RUN/SS2
V
V
RUN/SS1
RUN/SS2
PGOOD1
PGOOD2
C1
V
C1
C2
V
IN1
IN1
LT3506
LT3506
GND
L1: COOPER UP1B-100
L2: COOPER UP0.4C-2R2
V
GND
V
IN2
IN2
PGOOD1
PGOOD2
BOOST2
BOOST1
BOOST2
SW2
SW1
SW2
FB2
V
FB1
FB2
C2
1000pF
D3b
D3a
0.22µF
0.22µF
0.22µF
20k
D2
D3b
PGOOD
D1
D2
2.2µH
32.4k
L2
16.2k
4.1µH
4.1µH
32.4k
L1
L2
16.2k
68µF
3506 TA04
3506 TA03
68µF
V
1.2V
3A
OUT2
100k
V
1.2V
1.5A
OUT2
3506afb