LTC3805-5

2

38055fa

ABSOLUTE MAXIMUM RATINGS

Low Impedance Source ........................ –0.3V to 8.8V

SYNC ........................................................... –0.3V to 6V

SSFLT........................................................... –0.3V to 5V

RUN ........................................................... –0.3V to 18V

(Note 1)

ELECTRICAL CHARACTERISTICS

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

●

4.3

4.5

4.7

V

●

3.75

3.95

4.15

V

0.55

V

●

8.8

9.25

9.65

V

●

8.9

9.5

9.9

V

Operating Temperature Range

E-Grade................................................–40°C to 85°C

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

Junction Temperature ........................................... 125°C

Storage Temperature Range...................–65°C to 125°C

Lead Temperature (Soldering, 10 sec)

LTC3805EMSE-5 Only....................................... 300°C

TOP VIEW

DD PACKAGE

10-LEAD (3mm 3mm) PLASTIC DFN

10

11

9

6

7

8

4

5

3

2

1

GATE

OC

SYNC

SSFLT

FB

RUN

FS

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

1

2

3

4

5

SSFLT

FB

RUN

FS

10

9

8

7

6

GATE

OC

SYNC

TOP VIEW

MSE PACKAGE

10-LEAD PLASTIC MSOP

11

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

PIN CONFIGURATION

Lead Free Finish

TAPE AND REEL (MINI)

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC3805EMSE-5#TRMPBF

LTC3805EMSE-5#TRPBF

LTDGX

10-Lead Plastic MSOP

–40°C to 85°C

LTC3805IMSE-5#TRMPBF

LTC3805IMSE-5#TRPBF

LTDGX

10-Lead Plastic MSOP

–40°C to 125°C

LTC3805EDD-5#TRMPBF

LTC3805EDD-5#TRPBF

LDHB

10-Lead (3mm

× 3mm) Plastic DFN

–40°C to 85°C

LTC3805IDD-5#TRMPBF

LTC3805IDD-5#TRPBF

LDHB

10-Lead (3mm

× 3mm) Plastic DFN

–40°C to 125°C

TRM = 500 pieces. *Temperature grades are identified by a label on the shipping container.

Consult LTC Marketing for parts specified with wider operating temperature ranges.

Consult LTC Marketing for information on lead based finish parts.

ORDER INFORMATION