NCP349(2009) Просмотр технического описания (PDF) - ON Semiconductor
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NCP349
(Rev.:2009)
(Rev.:2009)
ON Semiconductor
NCP349 Datasheet PDF : 12 Pages
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NCP349
Wall Adapter − AC/DC − USB
NCP349
7
1
IN
IN
OUT
OUT
5
4
1 mF
6
EN
FLAG 3
ENABLE/
GND
Microprocessor 2
VBat
10 k
CC/CV
Charger or
System
mP
0
Figure 1. Typical Application Circuit
BATTERY
0
7
INPUT
1
Gate
Driver
4
OUTPUT
5
VREF
Charge
Pump
EN Block
UVLO
OVLO
Control
Logic and
Timer
EN
6
3
FLAG
Figure 2. Functional Block Diagram
2
GND
http://onsemi.com
2
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