LT3040

2

Rev. 0

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ABSOLUTE MAXIMUM RATINGS

V+ Pin Voltage ....................................................... ±22V

EN/UV Pin Voltage ................................................ ±22V

V+-to-EN/UV Differential Voltage ........................... ±22V

FAULT Pin Voltage (Note 10) ..........................–0.3V, 22V

ILIM Pin Voltage (Note 10) ............................. –0.3V, 1V

VIN Pin Voltage (Note 10) ............................. –0.3V, 16V

VIN Pin Current (Note 7) .................................... ±20mA

VFB Pin Voltage (Note 10) ............................ –0.3V, 16V

VFB Pin Current (Note 7) ................................... ±20mA

OUT Pin Voltage (Note 10) ........................... –0.3V, 16V

(Note 1)

TOP VIEW

DD PACKAGE

10-LEAD (3mm × 3mm) PLASTIC DFN

TJMAX = 125°C, θJA = 43°C/W, θJC = 5.5°C/W

EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB

10

9

6

7

8

4

5

3

2

1

OUT

VFB

GND

VIN

FS

V+

V+

EN/UV

FAULT

ILIM

1

2

3

4

5

6

V+

V+

V+

EN/UV

FAULT

ILIM

12

11

10

9

8

7

OUT

OUT

VFB

GND

VIN

FS

TOP VIEW

MSE PACKAGE

12-LEAD PLASTIC MSOP

TJMAX = 125°C, θJA = 28°C/W, θJC = 6°C/W

EXPOSED PAD (PIN 13) IS GND, MUST BE SOLDERED TO PCB

PIN CONFIGURATION

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LT3040EMSE#PBF

LT3040EMSE#TRPBF

3040

12-Lead Plastic MSOP

–40°C to 125°C

LT3040IMSE#PBF

LT3040IMSE#TRPBF

3040

12-Lead Plastic MSOP

–40°C to 125°C

LT3040EDD#PBF

LT3040EDD#TRPBF

LHGM

10-Lead (3mm × 3mm) Plastic DFN

–40°C to 125°C

LT3040IDD#PBF

LT3040IDD#TRPBF

LHGM

10-Lead (3mm × 3mm) Plastic DFN

–40°C to 125°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.

OUT-to-VFB Differential (Note 14) ......................... ±1.2V

V+-to-OUT Differential ........................................... ±22V

V+-to-VFB Differential ............................................ ±22V

FS Pin Voltage (Note 10) .............................. –0.3V, 16V

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

Operating Junction Temperature Range (Note 9)

E-Grade, I-Grade .............................. –40°C to 125°C

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

Lead Temperature (Soldering, 10 sec)

MSE Package .................................................. 300°C