NCP1800 datasheet(4/14 Pages) ONSEMI

Part #	NCP1800

Description	Single-Cell Lithium Ion Battery Charge Controller

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NCP1800

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4

ELECTRICAL CHARACTERISTICS (continued)

(TA = 25°C for typical values, −20°C < TA < 85 °C for min/max values, unless otherwise noted.)

Characteristic

Symbol

Min

Typ

Max

Unit

Charge Disable Threshold Voltage (ICOMP = 100 mA min.)

VCDIS

−

0.08

V

VCC Overvoltage Lockout

VOVLO

6.95

7.20

7.45

V

Hysteresis of VCC Overvoltage Lockout (VOVLO),TA = 25°C

−

90

150

180

mV

Hysteresis of VCC Overvoltage Lockout (VOVLO) Temperature Coefficient

−

0.39

−

%/

°C

VSNS Overvoltage Lockout

NCP1800DM41

NCP1800DM42

VSOVLO

4.3

4.4

4.5

4.6

V

Hysteresis of VSNS Overvoltage Lockout (VSOVLO), TA = 25°C

−

40

70

100

mV

Hysteresis of VSNS Overvoltage Lockout (VSOVLO) Temperature Coefficient

TA = 25°C

−

0.52

−

%/

°C

Full−Charge Current Range with RSNS = 0.4 W

IREG1

600

−

1000

mA

Full−Charge Current Range with RSNS = 0.8 W

IREG2

300

−

600

mA

Battery Drain Current (VSNS + ISNS)

VCC = Ground, VSNS = 4.2 V

IBDRN

−

0.5

mA

CFLG Pin Output Low Voltage (CFLG = LOW, ICFLG = 5.0 mA)

VCFLGL

−

0.35

V

CFLG Pin Leakage Current (CFLG = HIGH)

ICFLGH

−

0.1

mA

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