LT8580

2

8580f

absoluTe MaxiMuM raTings

SW Voltage ................................................–0.4V to 65V

RT Voltage ...................................................–0.3V to 5V

SS Voltage ................................................–0.3V to 2.5V

FBX Voltage.................................................................5V

FBX Current............................................................–1mA

VC Voltage ................................................... –0.3V to 2V

(Note 1)

TOP VIEW

DD PACKAGE

8-LEAD (3mm × 3mm) PLASTIC DFN

5

6

7

8

9

GND

4

3

2

1

FBX

VC

SW

SYNC

SS

RT

SHDN

EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB

1

2

3

4

FBX

VC

SW

8

7

6

5

SYNC

SS

RT

SHDN

TOP VIEW

9

GND

MS8E PACKAGE

8-LEAD PLASTIC MSOP

EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB

pin conFiguraTion

orDer inForMaTion

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LT8580EDD#PBF

LT8580EDD#TRPBF

LGKH

8-Lead (3mm × 3mm) Plastic DFN

–40°C to 125°C

LT8580IDD#PBF

LT8580IDD#TRPBF

LGKH

8-Lead (3mm × 3mm) Plastic DFN

–40°C to 125°C

LT8580HDD#PBF

LT8580HDD#TRPBF

LGKH

8-Lead (3mm × 3mm) Plastic DFN

–40°C to 150°C

LT8580EMS8E#PBF

LT8580EMS8E#TRPBF

LTGKJ

8-Lead Plastic MSOP

–40°C to 125°C

LT8580IMS8E#PBF

LT8580IMS8E#TRPBF

LTGKJ

8-Lead Plastic MSOP

–40°C to 125°C

LT8580HMS8E#PBF

LT8580HMS8E#TRPBF

LTGKJ

8-Lead Plastic MSOP

–40°C to 150°C

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

Consult LTC Marketing for information on nonstandard lead based finish parts.

SHDN Voltage ............................................–0.3V to 40V

SYNC Voltage............................................ –0.3V to 5.5V

Operating Junction Temperature Range

LT8580E (Notes 2, 5).........................–40°C to 125°C

LT8580I (Notes 2, 5)..........................–40°C to 125°C

LT8580H (Notes 2, 5) ........................ –40°C to 150°C

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