MAX17015B datasheet(4/21 Pages) MAXIM

Part #	MAX17015B

Description	1.2MHz, Low-Cost, High-Performance Chargers

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Manufacturer	MAXIM [Maxim Integrated Products]

Direct Link	https://www.maximintegrated.com/en.html

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1.2MHz, Low-Cost,

High-Performance Chargers

4

_______________________________________________________________________________________

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

SWITCHING REGULATOR

DHI Off-Time K Factor

VDCIN = 19V, VBATT = 10V

0.029

0.035

0.041

μs/V

Sense Voltage for Minimum Discontinuous

Mode Ripple Current

VCSIP - VCSIN

10

mV

Zero-Crossing Comparator Threshold

VCSIP - VCSIN

10

mV

Cycle-by-Cycle Current-Limit Sense Voltage

VCSIP - VCSIN

105

110

115

mV

DHI Resistance High

IDLO = 10mA

1.5

3

DHI Resistance Low

IDLO = -10mA

0.8

1.75

DLO Resistance High

IDLO = 10mA

3

6

DLO Resistance Low

IDLO = -10mA

3

7

ADAPTER DETECTION

Adapter Absence-Detect Threshold

VDCIN - VBATT, VDCIN falling

+70

+120

+170

mV

Adapter Detect Threshold

VDCIN - VBATT, VDCIN rising

+360

+420

+580

mV

Adapter Switch Charge-Pump Frequency

Charger shutdown

180

200

220

Hz

DLO

0.04

0.1

0.20

Adapter Switch Charge-Pump Refresh Pulse

DHI

0.07

0.15

0.30

μs

ELECTRICAL CHARACTERISTICS (continued)

(Circuit of Figure 1, VDCIN = VCSSP = VCSSN = 19V, VBATT = VCSIP = VCSIN = 16.8V, VVCTL = VAA, VISET = 1V, TA = 0°C to +85°C,

unless otherwise noted. Typical values are at TA = +25°C.)

ELECTRICAL CHARACTERISTICS

(Circuit of Figure 1, VDCIN = VCSSP = VCSSN = 19V, VBATT = VCSIP = VCSIN = 16.8V, VVCTL = VAA, VISET = 1V, TA = -40°C to +85°C,

unless otherwise noted.)

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

CHARGE-VOLTAGE REGULATION

2 cells, VVCTL = VAGND (MAX17006B)

8.366

8.433

3 cells, VVCTL = VAA (MAX17005B/MAX17006B)

12.549

12.651

4 cells, VVCTL = VAGND (MAX17005B)

16.73

16.86

Battery Regulation-Voltage Accuracy

FB accuracy using FB divider (MAX17015B)

(Note 1)

2.091

2.108

V

2 cells (MAX17006B),

4 cells (MAX17005B)

0

VAA/2

- 0.2

VCTL Range

3 cells (MAX17005B/MAX17006B)

VAA/2

+ 0.2

VAA

V

VCTL Gain

VCELL/VVCTL

5.85

6.15

V/V

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