鈭?/div>
Excess current trip/Short circuit protector in
both charging and discharging direction
Output delay of over-charge adjustable with
an external capacitor: 75mS at 0.01碌F
碌
Ultra small package: SOT26
Ordering Information
RT9541
Package type
E : SOT-26 Type I
ER : SOT-26 Type II
Operating temperature range
C: Commercial standard
See Table 1
Applications
Over-charge / Over-discharge Protection for Li+
One-cell Pack
High Precision Protectors for Cellular Phones or
Instruments Using Li+ One-cell Battery
Pin Configurations
Part Number
RT9541 CE
Pin Configurations
TOP VIEW
6
5
4
Typical Application Circuit
R1
100鈩?/div>
C1
0.1碌F
CT
C3
0.01碌F
+
(Plastic SOT-26)
1
2
3
VDD
1.
2.
3.
4.
5.
6.
COUT
CT
VSS
DOUT
VDD
V-
RT9541
V-
COUT
RT9541 CER
(Plastic SOT-26)
6
5
4
TOP VIEW
1.
2.
3.
4.
5.
6.
DOUT
V-
COUT
CT
VDD
VSS
VSS
DOUT
1
2
3
C2
0.1碌F
R2
1K鈩?/div>
DS9541-05 August 2001
www.richtek-ic.com.tw
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