MAX712 Maxim, MAX712 Datasheet - Page 16

• Manufacturer Part Number: MAX712
• Description: NiCd/NiMH Battery Fast-Charge Controllers
• Manufacturer: Maxim

NiCd/NiMH Battery
Fast-Charge Controllers
Figure 19. Simplest Switch-Mode Charger
16
______________________________________________________________________________________
8V TO 15V
CMPTA06
DC IN
Q4
2
3
1
C1
1µF
10V
REF
22k
68k
D4
CCLHM080
(8mA CURRENT-
LIMITING DIODE)
R7
R6
470
R5
C5
10µF
50V
10
16
15
C4
0.1µF
5
4
3
9
1
7
PGM0 MAX713
PGM1
REF
TEMP
V+
PGM2
PGM3
VLIMIT
THI
C6
10µF
50V
14
DRV
FASTCHG
R2
5.1k
1
1
8
CC
2
3
BATT+
11
BATT-
Q1
CMPTA06
Q2
2N2907
GND
TLD
3
2
12
13
6
2
IRFR9024
M1
0.25
R3
D2
MBRS340T3
C2
220pF
D03340
220µH
L1
MBRS340T3
D1
C3
10µF
50V
2 x 1000mA-Hr
NiCd CELLS
BATT +
BATT–