NJW4100
Lithium-ion Battery Charger Controller IC with Timer
鈻燝ENERAL
DESCRIPTION
The
NJW4100
is a Lithium-ion Battery Charger Controller
IC with over charger timer.
Charger current and voltage can individually be set by the
external resistors. Therefore, it can be used for a wide range
of battery cells for both 1-cell and 2-cell applications.
It includes a lot of safety features for safety conscious
design: Over voltage, Over discharge, temperature monitor
and over charge timers.
鈻燩ACKAGE
OUTLINE
NJW4100M
NJW4100V
鈻燜EATURES
鈼?/div>
Adjustable Charge Voltage
鈼?/div>
Adjustable Pre-Charge and Full Charge Current
鈼?/div>
Temperature Monitor
鈼?/div>
Over Charge Timer
鈼?/div>
Internal Re-Charge function
鈼?/div>
Delay timers and Hysteresis inputs for high noise immunity
鈼?/div>
Over Discharge Battery Detect
鈼?/div>
Over Voltage Protection
鈼?/div>
Bi-CMOS Technology
鈼?/div>
Package Outline
NJW4100M : DMP20
NJW4100V : SSOP20
鈻燩IN
CONFIGURATION
P-CHG
NFB
CNT
GND
NC
F-CHG
LED-G
LED-R
C1
C2
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
Q-CHG
CS1
CS2
VS
VREF
V
+
TDET
TH
TL
CHG-SW
NJW4100M
NJW4100V
Ver.2005-01-20
-1-
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