LT3071_15 datasheet(2/30 Pages) LINER

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LT3071

3071fc

For more information www.linear.com/LT3071

IN, OUT ..................................................... –0.3V to 3.3V

BIAS............................................................. –0.3V to 4V

VO2, VO1, VO0 Inputs .................................... –0.3V to 4V

MARGA Input............................................... –0.3V to 4V

EN Input....................................................... –0.3V to 4V

SENSE Input................................................. –0.3V to 4V

VIOC, PWRGD, IMON Outputs....................... –0.3V to 4V

REF/BYP Output........................................... –0.3V to 4V

Output Short-Circuit Duration.......................... Indefinite

Operating Junction Temperature (Note 2)

LT3071E/LT3071I.............................. –40°C to 125°C

LT3071MP ......................................... –55°C to 125°C

Storage Temperature Range .................. –65°C to 150°C

(Note 1)

9 10

TOP VIEW

GND

UFD PACKAGE

28-LEAD (4mm

× 5mm) PLASTIC QFN

11 12 13

28 27 26 25 24

VIOC

PWRGD

REF/BYP

GND

MARGA

IMON

GND

SENSE

OUT

TJMAX = 125°C, θJA = 30°C/W TO 35°C/W

EXPOSED PAD (PIN 29) IS GND, MUST BE SOLDERED TO PCB

ORDER INFORMATION

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LT3071EUFD#PBF

LT3071EUFD#TRPBF

3071

28-Lead (4mm × 5mm) Plastic QFN

–40°C to 125°C

LT3071IUFD#PBF

LT3071IUFD#TRPBF

3071

28-Lead (4mm × 5mm) Plastic QFN

–40°C to 125°C

LT3071MPUFD#PBF

LT3071MPUFD#TRPBF

3071

28-Lead (4mm × 5mm) Plastic QFN

–55°C to 125°C

LEAD BASED FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LT3071EUFD

LT3071EUFD#TR

3071

28-Lead (4mm × 5mm) Plastic QFN

–40°C to 125°C

LT3071IUFD

LT3071IUFD#TR

3071

28-Lead (4mm × 5mm) Plastic QFN

–40°C to 125°C

LT3071MPUFD

LT3071MPUFD#TR

3071

28-Lead (4mm × 5mm) Plastic QFN

–55°C to 125°C

Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.

For more information on lead free part marking, go to: http://www.linear.com/leadfree/

For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

IN Pin Voltage Range

VIN ≥ VOUT + 150mV, IOUT= 5A

0.95

3.0

BIAS Pin Voltage Range (Note 3)

2.2

3.6

Regulated Output Voltage

VOUT = 0.8V, 10mA ≤ IOUT ≤ 5A, 1.05V ≤ VIN ≤ 1.25V

VOUT = 0.9V, 10mA ≤ IOUT ≤ 5A, 1.15V ≤ VIN ≤ 1.35V

VOUT = 1V, 10mA ≤ IOUT ≤ 5A, 1.25V ≤ VIN ≤ 1.45V

VOUT = 1.1V, 10mA ≤ IOUT ≤ 5A, 1.35V ≤ VIN ≤ 1.55V

VOUT = 1.2V, 10mA ≤ IOUT ≤ 5A, 1.45V ≤ VIN ≤ 1.65V, VBIAS = 3.3V

VOUT = 1.5V, 10mA ≤ IOUT ≤ 5A, 1.75V ≤ VIN ≤ 1.95V, VBIAS = 3.3V

VOUT = 1.8V, 10mA ≤ IOUT ≤ 5A, 2.05V ≤ VIN ≤ 2.25V, VBIAS = 3.3V

0.792

0.891

0.990

1.089

1.188

1.485

1.782

0.800

0.900

1.000

1.100

1.200

1.500

1.800

0.808

0.909

1.010

1.111

1.212

1.515

1.818

ELECTRICAL CHARACTERISTICS The

denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. COUT = 15µF (Note 9), VIN = VOUT + 0.3V (Note 5), VBIAS = 2.5V unless

otherwise noted.

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