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LTC3803-5

38035fd

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

VCC to GND (Current Fed) ..................... 25mA into VCC*

NGATE Voltage .......................................... – 0.3V to VCC

VFB, ITH/RUN Voltages............................... –0.3V to 3.5V

SENSE Voltage ............................................ –0.3V to 1V

NGATE Peak Output Current (<10μs) ......................... 1A

Operating Junction Temperature Range (Notes 2, 3)

LTC3803E-5 .......................................– 40°C to 125°C

LTC3803I-5 ........................................– 40°C to 125°C

LTC3803H-5 (Note 3)......................... –40°C to 150°C

LTC3803MP-5 (Note 3) ...................... –55°C to 150°C

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

Lead Temperature (Soldering, 10 sec) .................. 300°C

(Note 1)

ORDER INFORMATION

ITH/RUN 1

GND 2

VFB 3

6 NGATE

5 VCC

4 SENSE

TOP VIEW

S6 PACKAGE

6-LEAD PLASTIC TSOT-23

TJMAX = 150°C, θJA = 192°C/W

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC3803ES6-5#PBF

LTC3803ES6-5#TRPBF

LTBPF

6-Lead Low Proﬁle (1mm) SOT-23

–40°C to 125°C

LTC3803IS6-5#PBF

LTC3803IS6-5#TRPBF

LTBMH

6-Lead Low Proﬁle (1mm) SOT-23

–40°C to 125°C

LTC3803HS6-5#PBF

LTC3803HS6-5#TRPBF

LTBMH

6-Lead Low Proﬁle (1mm) SOT-23

–40°C to 150°C

LTC3803MPS6-5#PBF

LTC3803MPS6-5#TRPBF

LTBMH

6-Lead Low Proﬁle (1mm) SOT-23

–55°C to 150°C

LEAD BASED FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC3803ES6-5

LTC3803ES6-5#TR

LTBPF

6-Lead Low Proﬁle (1mm) SOT-23

–40°C to 125°C

LTC3803IS6-5

LTC3803IS6-5#TR

LTBMH

6-Lead Low Proﬁle (1mm) SOT-23

–40°C to 125°C

LTC3803HS6-5

LTC3803HS6-5#TR

LTBMH

6-Lead Low Proﬁle (1mm) SOT-23

–40°C to 150°C

LTC3803MPS6-5

LTC3803MPS6-5#TR

LTBMH

6-Lead Low Proﬁle (1mm) SOT-23

–55°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.

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/

ELECTRICAL CHARACTERISTICS The l denotes the speciﬁcations which apply over the full operating

junction temperature range, otherwise speciﬁcations are at TA = 25°C. VCC = 5V, unless otherwise noted. (Notes 2, 3)

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VTURNON

VCC Turn On Voltage

LTC3803E-5

LTC3803I-5, LTC3803H-5, LTC3803MP-5

3.9

4.8

5.7

VTURNOFF

VCC Turn Off Voltage

LTC3803E-5

LTC3803I-5, LTC3803H-5, LTC3803MP-5

3.3

3.2

4.9

VHYST

VCC Hysteresis

VTURNON – VTURNOFF

0.05

0.8

VCLAMP1mA

VCC Shunt Regulator Voltage at 1mA

ICC = 1mA, VITH/RUN = 0V

LTC3803E-5

LTC3803I-5, LTC3803H-5

LTC3803MP-5

6.2

5.9

9.9

10.4

*LTC3803-5 internal clamp circuit self regulates VCC voltage to 8.1V.

LTC3803-5 Datasheet(PDF) 2 Page - Linear Technology

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