SC451XX-02 查看數據表（PDF） - Silan Microelectronics
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SC451XX-02 Datasheet PDF : 13 Pages
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Silan
Semiconductors
SC451XX
SC451XX-02
Parameter
Symbol
Conditions
Min Typ Max Unit
Operating Voltage
VDD1 Voltage defined as VDD-VSS 1.5
10
V
Min Operating Voltage for 0V
Charging
Voltage defined as VDD-V-,
Vst
VDD-VSS=0V
1.2
V
Over-charge Threshold Voltage
Detect rising edge of supply
VDET1
4.30 4.35 4.40 V
voltage
Over-charge Threshold Hysteresis
Range
VHYS1
0.15 0.2 0.25 V
Output Delay Time of Over-charge
TVDET1 C3=0.01µF,VDD=3.6V→4.3V 55
80
105 ms
Over-discharge Threshold Voltage
Detect falling edge of supply
VDET2
2.437 2.500 2.563 V
voltage
Output Delay Time of Over-discharge TVDET2 VDD=3.6V→2.4V
7
10
13 ms
Excess Current Threshold Voltage
Detect rising edge of “V-” pin
VDET3
0.17 0.20 0.23 V
voltage
Output Delay Time of Excess Current TVDET3 VDD=3.0V
9
13
17 ms
Short Detection Voltage
Vshort VDD=3.0V
VDD-1.1 VDD-0.8 VDD-0.5 V
Output Delay Time of Short Detection Tshort VDD=3.0V
5
50
µs
Reset Resistance for Excess Current
Rshort VDD=3.6V, V- =1.0
Protection
50
100 150 kΩ
Nch ON Voltage of COUT
VOL1 IOL=50µA, VDD=4.4V
0.2
0.5
V
Pch ON Voltage of COUT
VOH1 IOH= -50µA, VDD=3.9V
3.4
3.8
V
Nch ON Voltage of DOUT
VOL2 IOL=50µA, VDD=2.4V
0.2
0.5
V
Pch ON Voltage of DOUT
VOH2 IOH= -50µA, VDD=3.9V
3.4
3.7
V
Supply Current
IDD VDD=3.9V, V- =0V
3.0
6.0 µA
Standby Current
Istandby VDD=2.0V
0.3
0.6 µA
PIN DESCRIPTION
PIN No.
Symbol
1
COUT
2
CT
3
VSS
4
DOUT
5
VDD
6
V-
Description
Output of over-charge detection, CMOS output
Pin for external capacitor setting output delay of VD1
Ground
Output of over-discharge detection, CMOS output
Power supply
Pin for charger negative input
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
Rev: 1.0 2000.12.31
3
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