MP2617A, MP2617B

– SINGLE CELL SWITCHING CHARGER WITH POWER PATH

MP2617A, MP2617B Rev. 1.23

www.MonolithicPower.com

7

1/15/2018

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© 2018 MPS. All Rights Reserved.

Parameters

Symbol

Condition

Min

Typ

Max

Units

SYS Output (MP2617B)

Minimum SYS Regulation Voltage

SYSFB float

3.45

3.6

3.75

V

SYS Regulation Voltage

BATT Float

3.5

0.2V

4.5

V

User Programmed by SYSFB

4.08

4.4

V

SYS Reference Voltage

1.135

1.152

1.170

V

Battery Discharge

BATT to SYS Resistance

40

50

m

Ω

BATT to SYS Current Limit

4

5

6

A

SYS short

230

mA

Battery Charger Voltage Spec (MP2617A)

Terminal Battery Voltage

4.328

4.35

4.372

V

SYSFB Pin

0.04 x

V

SYSFB Float

4.04

4.14

4.24

V

SYSFB programmed

3.99

4.09

4.19

V

Recharge Hysteresis

85

mV

Trickle Charge Threshold

3.01

3.11

3.21

V

Trickle Charger Hysteresis

200

mV

Battery Charger Voltage Spec (MP2617B)

Terminal Battery Voltage

4.179

4.2

4.221

V

SYSFB Pin

0.04 x

V

SYSFB Float

3.9

4.0

4.1

V

SYSFB programmed

3.85

3.95

4.05

V

Recharge Hysteresis

85

mV

Trickle Charge Threshold

2.9

3

3.1

V

Trickle Charger Hysteresis

200

mV

Battery Charger Current Spec

Trickle Charge Current

10%

Termination Charger Current

5%

10%

15%

150

200

mA

Constant Current Mode Charge

Current

2.475

2.75

3.02

5

A

1.26

1.4

1.54

A

0.405

0.450

0.495

A