MAX17003ETJ datasheet(7/36 Pages) MAXIM

Part #	MAX17003ETJ

Description	High-Efficiency, Quad-Output, Main Power-Supply Controllers for Notebook Computers

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Manufacturer	MAXIM [Maxim Integrated Products]

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7 / 36 page

High-Efficiency, Quad-Output, Main Power-

Supply Controllers for Notebook Computers

_______________________________________________________________________________________

7

ELECTRICAL CHARACTERISTICS (continued)

(Circuit of Figure 1, VIN = 12V, both SMPS enabled, FSEL = REF, SKIP = GND, ILIM = LDO5, FBA = LDO5, IREF = ILDO5 = IOUTA =

no load, TA = -40°C to +85°C, unless otherwise noted.) (Note 3)

PARAMETER

SYMBOL

CONDITIONS

MIN

MAX

UNITS

CURRENT LIMIT

ILIM Adjustment Range

0.5

VREF

V

Current-Limit Threshold (Fixed)

VLIMIT

VCSH_ - VCSL _, ILIM = LDO5

44

56

mV

VILIM = 2.00V

185

215

Current-Limit Threshold

(Adjustable)

VLIMIT

VCSH_ - VCSL _

VILIM = 1.00V

93

107

mV

INTERNAL FIXED LINEAR REGULATORS

LDO5 Output Voltage

VLDO5

ON5 = GND, 6V < VIN < 26V,

0 < ILDO5 < 100mA

4.85

5.10

V

LDO5 Undervoltage-Lockout

Fault Threshold

Rising edge, hysteresis = 1% (typ)

3.7

4.1

V

LDO5 Bootstrap Switch

Rising edge of CSL5, hysteresis = 1% (typ)

4.30

4.75

V

Short-Circuit Current

LDO5 = GND, ON5 = GND

450

mA

Short-Circuit Current (Switched

over to CSL_)

LDO5 = GND, VCSL5 > 4.7V

200

mA

AUXILIARY LINEAR REGULATOR

DRVA Voltage Range

VDRVA

0.5

26.0

V

VFBA = 1.05V, VDRVA = 5V

0.4

DRVA Drive Current

VFBA = 0.965V, VDRVA = 5V

10

mA

FBA Regulation Threshold

VFBA

VDRVA = 5V, IDRVA = 1mA (sink)

0.98

1.02

V

OUTA Shunt Trip Level

25

27

V

REFERENCE (REF)

Reference Voltage

VREF

LDO5 in regulation, IREF = 0

1.980

2.020

V

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