Datasheet
Table Of Contents
- Features
- Applications
- Description
- Typical Application
- Absolute Maximum Ratings
- Pin Configuration
- Order Information
- Electrical Characteristics
- Typical Performance Characteristics
- Pin Functions
- Functional Block Diagram
- Timing Diagram
- Operation
- Applications Information
- Typical Applications
- Package Description
- Typical Application
- Related Parts
LTC4417
25
4417f
Typical applicaTions
VS1
V1 V
OUT
VALID1
VALID2
VALID3
12V WALL
ADAPTER
C
IN1
2200µF
12V NiCd
BATTERY
UV1
OV1
R3
1.02M
R2
48.7k
R1
76.8k
R6
1.02M
R5
36.5k
R4
76.8k
R9
1.0M
R8
40.2k
R7
90.9k
R10
1M
R11
1M
R12
1M
V2 INVALID
V3 INVALID
V1 INVALID
R
HYS
316k
V2
UV2
OV2
V3 EN
SHDN
HYS
CAS
UV3
OV3
4417 TA02
G1 VS2 VS3G2
C
VS3
0.1µF
GND
LTC4417
G3
IRF7324
M5 M6
IRF7324
M3 M4
IRF7324
M1 M2
C
VS2
1µF
C
VS1
0.1µF
C
V1
0.1µF
C
V2
0.1µF
C
V3
0.1µF
+
C
L
100µF
V
OUT
+
+
11.1V Li-Ion
BATTERY
(3 × 3.7V)
+
R
S
2.21k
D
S
BAT54
C
S
6.8nF
12V System Using Swappable and Backup Batteries