NCP1835MN20R2 datasheet(4/17 Pages) ONSEMI

Part #	NCP1835MN20R2

Description	Integrated Li?묲on Charger

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Manufacturer	ONSEMI [ON Semiconductor]

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NCP1835

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ELECTRICAL CHARACTERISTICS (Typical values are tested at VCC = 5.0 V and room temperature, maximum and minimum values

are guaranteed over 0

°C to 70°C with a supply voltage in the range of 4.3 V to 6.5 V, unless otherwise noted.)

Characteristic

Symbol

Min

Typ

Max

Unit

VCC SUPPLY

Operating Supply Range

VCC

2.8

−

6.5

V

Rising VCC Threshold

VRISE

3.0

3.4

3.95

V

Falling VCC Lockout Threshold

VFALL

2.0

2.4

2.8

V

Quiescent VCC Pin Supply Current

Shutdown (EN = Low)

Normal Operation (EN = High)

IVCC

−

30

1.0

−

mA

Battery Drain Current

Manual Shutdown (VCC = 5.0 V, VSNS = 4.0 V, EN = Low)

IBMS

−

3.0

mA

CHARGING PERFORMANCE

Regulated Output Voltage in Constant Voltage (CV) Mode

4.2 V Version, ICHG = 10 mA

4.242 V Version, ICHG = 10 mA

VREG

4.158

4.200

4.242

4.284

V

Dropout Voltage (VBAT = 3.7 V, ICHG = 0.5 A)

−

200

300

mV

Pre−Charge Threshold Voltage

VPC

2.52

2.8

3.08

V

Pre−Charge Current (RISEL = 80 kW, VBAT = 2.0 V)

IPC

78

100

122

mA

Recommended Full Charge Current

IFCHG

300

−

1000

mA

Full−Charge Current in Constant Current (CC) Mode (RISEL = 80 kW, VBAT = 3.7 V)

IFCHG

0.9

1.0

1.1

A

End−of−Charge Threshold (RISEL = 80 kW, VBAT = VREG)

IEOC

78

100

122

mA

Recharge Voltage Threshold

VRECH

3.9

4.03

4.155

V

Thermal Foldback Limit (Junction Temperature) (Note 5)

TLIM

−

100

−

°C

OSCILLATOR

Oscillation Period (CTIME = 15 nF)

TOSC

2.4

3.0

3.6

ms

STATUS FLAGS

CFLG Pin Recommended Maximum Operating Voltage

VCFLG

−

6.5

V

FAULT Pin Recommended Maximum Operating Voltage

VFAULT

−

6.5

V

CFLG Pin Sink Current (VCFLG = 0.8 V)

ICFLG

5.0

−

mA

FAULT Pin Sink Current (VFAULT = 0.8 V)

IFAULT

5.0

−

mA

5. Guaranteed by design. Not tested in production.

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