SC801
POWER MANAGEMENT
Electrical Characteristics Cont.
Unless otherwise noted: VCC = 4.75V - 5.25V
Parameter
Symbol
Conditions
25°C
TA
(-40°C to
+85°C)
Units
Min Typ Max Min
Max
Battery Fast-Charge
Current Limit
2.8V < VBATTERY < VBAT
Dropout voltage = 1V
1.5**
A
IPROG Regulated Voltage
1.5
4.2
90
1.4
1.6
4.3
V
V
VIN UVLO Rising Threshold
Adjust Mode Threshold
Voltage
mV
VBAT Precharge Threshold
VBAT Recharge Threshold
VIN OVP Rising Threshold
VIN OVP Falling Threshold
VIN OVP Hysteresis
2.8
200
6.8
6.5
300
165
10
2.7
170
6.525
6.2
2.9
220
7.1
V
mV
V
VBAT - VBATTERY
6.8
V
200
400
mV
°C
mA
Over Temperature Shutdown
Status Output Source Current
Hysteresis = 10°C
Pre-Charge or Fast-Charge
VSTAT = 2.8V
End of Charge, VSTAT= 0.25V
1
1
mA
µA
No Adaptor or LDO mode,
High Impedance
OVP Output Source Current
CP Output Source Current
VCC > OVP
10
10
mA
mA
µA
VCC > UVLO
BSENSE Input Leakage
Current
0.1
1
STAT, OVP, CP Outputs
VOH
Load = 10mA
Load = 1mA
2.4
2.6
V
VOL
VIH
VIL
Load = -500µA
0.25
0.4
V
V
V
EN, BIP, VPRGM Inputs
** Thermally Limited
1.8
2002 Semtech Corp.
3
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SEMTECH [ SEMTECH CORPORATION ]
