MAX1856 Maxim, MAX1856 Datasheet - Page 16

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MAX1856

Manufacturer Part Number
MAX1856
Description
Wide Input Range / Synchronizable / PWM SLIC Power Supply
Manufacturer
Maxim
Datasheet

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Wide Input Range, Synchronizable,
PWM SLIC Power Supply
Figure 4. -48V Output Application Circuit
16
______________________________________________________________________________________
4.5V TO 24V
INPUT
200kΩ
C
1µF
1µF
R
10Ω
LDO
C4
OSC
R5
10
1
2
7
9
3
LDO
FREQ
GND
PGND
V
SYNC/SHDN
CC
MAX1856
(2x) 10µF
EXT
REF
CS
FB
25V
C
8
6
5
4
IN
C5
1nF
R3
8.66kΩ
C
2.2µF
100Ω
REF
R6
1
D1: Central Semiconductor CMR1U-02
M1: International Rectifier IRLL2705
T1: ICE Components ICA-0635
M1
R
33mΩ
T1
CS
C
1nF
FB
4
332kΩ
R1
D1
R4
220Ω
C3
330pF
OUTPUT
-48V
C1
100µF
Sanyo
100MV100AX

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