aic1761 Analog Devices, Inc., aic1761 Datasheet - Page 12

• Manufacturer Part Number: aic1761
• Description: Battery Charge Controller
• Manufacturer: Analog Devices, Inc.

ANALOG INTEGRATIONS CORPORATION
4F, 9 Industry E. 9th Road, Science-based Industrial Park , Hsinchu, Taiwan, R.O.C.
12~28 V
+V
GND
+V
IN
220 F
IN
APPLICATION EXAMPLES
220 F
25V
35V
C1
C1
1nF
C2
+
+
13
9
1
7
1N5819
1
2
3
4
10
SC
SE
TC
GND
5
D1
1nF
AIC1563
C2
Fig. 9 Battery Charge Circuit for NiMH/NiCd Battery with Wide Range Input Voltage
Note:
Fig. 10 Step-Down Rechargeable Battery Charger
12
6
1N4148
BST
VCC
33K
R3
0.2
FB
R2
IS
494
D1
R1
2K
470
R1
16
8
7
6
5
8
V
Fast charge current is approximately 1A. Adjustable through R7.
Trickle charge current is adjustable through R12
IN
4.7 F
A1012
11
*L1=MPP Core or Iron Powder Core
**Fast Charge Current:(0.3/RS)A
50V
C3
should be higher than 10V, ZD1 is required when V
Q1
3
6.8nF
560
R4
C3
+
15
R5
5.1K
220 H
4
2
1N5819
*L1
D2
14
1.1K
R7
R6
27K
+
220 F
35V
1.2K
C4
R2
1.5K
R8
LED1
RED
9014
1N5819
D2
Q2
**RS
0.33
R11
1W
R17
2K
330
1.7K
20K
R10
R12
10K
R9
1N4148
1N5819
# 3~5 Cells for V
# 3~6 Cells for V
ZD1
16V
D4
D3
51K
R6
C5
1K
R4
R5
100K
4.7 F
400 H
C5
L1
TEL: [phone] FAX:[phone]
IN
IN
+
www.analog.com.tw
# BATTERY
=12~28V
=15~28V
+
R13
1.5K
C4
100 F
25V
150K
IN
0.1 F
R7
C6
exceed 18V.
LED2
GREEN
BATTERY CHARGE CONTROLLER
470
R8
TIMER
9.1V
VOUT
LED
ZD1
1
2
3
4
AIC1766
VBT
GND
TIMER
MODE
AIC1761/66
VDD
GND
0.1 F
C8
MODE
VREF
VNTC
+
VOUT
VREF
VBT
0.1 F
VDD
LED
C6
C7
100 F
AIC1761/1766
8
7
6
5
150K
R18
4.7 F
R16
6.3V
C7
SPEC NO: DS-1761-02
LED1
RED
R9
1K
+
150K
R14
390K
R15
1N4148
LED2
GREEN
R10
1K
D5
2N3904
Q1
V
BAT
12
VB-