MAX17015A datasheet(5/23 Pages) MAXIM

Part #	MAX17015A

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

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Manufacturer	MAXIM [Maxim Integrated Products]

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5 / 23 page

1.2MHz, Low-Cost,

High-Performance Chargers

_______________________________________________________________________________________

5

ELECTRICAL CHARACTERISTICS (continued)

(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-CURRENT REGULATION

ISET Range

0

VAA/2

V

57.5

62.5

mV

VISET = VAA/4 or

ISET = 99.9% duty cycle

-4.2

+4.2

%

38

42

mV

Full Charge-Current Accuracy

(CSIP to CSIN)

VISET = VAA/6 or

ISET = 66.7% duty cycle

-5

+5

%

1.4

4.6

mV

Trickle Charge-Current Accuracy

VBATT = 1V to 16.8V

VISET = VAA/80 or

ISET = 5% duty cycle

-52

+52

%

Charge-Current Gain Error

Based on VISET = VVAA/4 and VISET = VVAA/80

-2

+2

%

Charge-Current Offset Error

Based on VISET = VVAA/4 and VISET = VVAA/80

-1.4

+1.4

mV

BATT/CSIP/CSIN Input-Voltage Range

0

24

V

ISET falling

21

31

ISET Power-Down Mode Threshold

ISET rising

33

47

mV

Rising

2.4

ISET PWM Threshold

Falling

0.8

V

ISET Frequency

0.128

500

kHz

INPUT-CURRENT REGULATION

58.2

61.8

mV

Input Current-Limit Threshold

VCSSP - VCSSN

-3

+3

%

CSSN Input Bias Current

Adapter present

-2

+2

μA

CSSP/CSSN Input-Voltage Range

8.0

26.0

V

IINP Transconductance

VCSSP - VCSSN = 60mV

2.66

2.94

μA/mV

VCSSP - VCSSN = 60mV, VIINP = 0 to 4.5V

-2.5

+2.5

IINP Accuracy

VCSSP - VCSSN = 35mV

-2.5

+2.5

%

SUPPLY AND LINEAR REGULATOR

DCIN Input-Voltage Range

8

26

V

DCIN falling

7.9

DCIN UVLO Trip-Point

DCIN rising

8.9

V

Adapter present (Note 2)

6

mA

DCIN + CSSP + CSSN Quiescent Current

Adapter absent (Note 2)

50

μA

Adapter absent (Note 2)

20

VBATT = 16.8V

Charger shutdown (Note 2)

20

BATT + CSIP + CSIN + LX Input Current

VBATT = 2V to 19V, adapter present (Note 2)

500

μA

LDO Output Voltage

8.0V < VDCIN < 26V, no load

5.15

5.55

V

LDO Load Regulation

0 < ILDO < 40mA

200

mV

LDO UVLO Threshold

3.2

5.0

V

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