NCP349 ON Semiconductor, NCP349 Datasheet - Page 2

• Manufacturer Part Number: NCP349
• Description: Positive Overvoltage Protection Controller With Internal Low Ron Nmos Fet
• Manufacturer: ON Semiconductor

INPUT
7
1
Wall Adapter − AC/DC − USB
1 mF
6
EN
ENABLE/
Microprocessor
Figure 1. Typical Application Circuit
Figure 2. Functional Block Diagram
6
7
1
EN Block
IN
IN
EN
V
NCP349
REF
GND
http://onsemi.com
FLAG
2
OUT 5
OUT
0
4
3
2
10 k
V
UVLO
OVLO
Bat
Driver
Gate
mP
Charger or
System
CC/CV
Logic and
Charge
Control
Pump
Timer
0
BATTERY
2
GND
OUTPUT
FLAG
4
5
3