LTC7802

2

Rev. 0

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PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

BOOST1, BOOST2...................................... –0.3V to 46V

Switch Voltage (SW1, SW2).......................... –5V to 40V

RUN1, RUN2 Voltages................................ –0.3V to 40V

(BOOST1–SW1), (BOOST2–SW2)................ –0.3V to 6V

MODE, PGOOD1, PGOOD2 Voltages ............ –0.3V to 6V

PLLIN/SPREAD, FREQ Voltages................... –0.3V to 6V

ITH1, ITH2 Voltages ..................................... –0.3V to 2V

BG1, BG2, TG1, TG2........................................... (Note 9)

Operating Junction Temperature Range (Notes 2, 8)

LTC7802E, LTC7802I ......................... –40°C to 125°C

LTC7802J, LTC7802H ........................ –40°C to 150°C

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

(Note 1)

TOP VIEW

UFDM PACKAGE

28-LEAD (4mm × 5mm) PLASTIC QFN

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

6

5

4

3

2

1

FREQ

MODE

RUN1

RUN2

SW1

BOOST1

BG1

BG2

BOOST2

28 27 26

GND

29

25 24 23

7

17

18

19

20

21

22

16

8

15

9 10 11 12 13 14

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC7802EUFDM#PBF

LTC7802EUFDM#TRPBF

7802

28-Lead (4mm × 5mm) Plastic QFN

−40°C to 125°C

AUTOMOTIVE PRODUCTS**

LTC7802IUFDM#WPBF

LTC7802IUFDM#WTRPBF

7802

28-Lead (4mm × 5mm) Plastic QFN

−40°C to 125°C

LTC7802JUFDM#WPBF

LTC7802JUFDM#WTRPBF 7802

28-Lead (4mm × 5mm) Plastic QFN

−40°C to 150°C

LTC7802HUFDM#WPBF

LTC7802HUFDM#WTRPBF 7802

28-Lead (4mm × 5mm) Plastic QFN

−40°C to 150°C

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

Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix.

**Versions of this part are available with controlled manufacturing to support the quality and reliability requirements of automotive applications. These

models are designated with a #W suffix. Only the automotive grade products shown are available for use in automotive applications. Contact your

local Analog Devices account representative for specific product ordering information and to obtain the specific Automotive Reliability reports for

these models.