Rainbow Electronics MAX1847 - Manual (Page 9)

MAX1846/MAX1847
High-Efficiency, Current-Mode,
Inverting PWM Controller
_______________________________________________________________________________________ 9
MAX1847
REF FB
GND
CS
EXT
PGND
FREQ
COMP
VL IN
0.22 µF
150k Ω
0.1 µF
R2
10.0k
Ω
1%
R1
95.3k
Ω
1%
0.02 Ω
1W
10 µH
DO5022P-103
CMSH5-40
47 µF
16V
FDS6375
3 x 22 µF
10V
POL
SYNC
SHDN
10k Ω
47 µF
16V
22k Ω
1
2
16
8
3
4
5
10, 11
6
12
13
14
15
7, 9
N.C.
V IN
+3V to +5.5V
0.47 µF
V OUT
-12V AT 400mA
Sanyo
16TPB47M
1200pF
Typical Application Circuit