LTC3100 datasheet(2/24 Pages) LINER

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LTC3100

3100fa

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

VINBST and VINBK Voltage .............................. –0.3 to 6V

SWBST, SWBK DC Voltage............................. –0.3 to 6V

SWBST, SWBK Pulsed (< 100ns) Voltage ...... –0.3 to 7V

FBBST, FBBK, FBLDO, PGBST, PGBK Voltage . –0.3 to 6V

MODE, RUNBST, RUNBK, RUNLDO Voltage... –0.3 to 6V

VBST, VLDO ...................................................... –0.3 to 6V

Operating Temperature (Notes 2, 5).........–40°C to 85°C

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

(Note 1)

16 15 14 13

TOP VIEW

UD PACKAGE

16-LEAD (3mm

3mm) PLASTIC QFN

SWBST

VBST

VLDO

SWBK

FBBST

FBLDO

RUNLDO

FBBK

TJMAX = 125°C, θJA = 68°C/W, 4-LAYER BOARD

EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB (NOTE 6)

ELECTRICAL CHARACTERISTICS: STEP-UP CONVERTER

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Minimum Start-Up Voltage

ILOAD = 1mA

0.65

0.90

Input Voltage Range

After Start-Up (Minimum Voltage Is Load Dependent)

0.5

Output Voltage Adjust Range

1.5

5.25

Feedback Voltage

1.182

1.200

1.218

Feedback Input Current

FBBST = 1.2V

Quiescent Current (VIN): Shutdown

RUNBST = 0V, Not Including Switch Leakage, VBST = 0V, VINBK = 0V

0.01

μA

Quiescent Current: Active

Measured on VBST (Note 4), RUNBK = 0V, RUNLDO = 0V

300

500

μA

Quiescent Current: Burst Mode

Operation

Measured on VBST, FBBST > 1.25V

MODE = 1V, RUNLDO = 0V

MODE = 1V, RUNLDO = 1V

μA

N-Channel MOSFET Switch Leakage

Current

SWBST = 5V, VBST= 5V

0.1

μA

P-Channel MOSFET Switch Leakage

Current

SWBST = 0V, VBST = 5V

0.1

μA

The

l denotes the speciﬁcations

which apply over the full operating temperature range. Extended commercial grade: –40°C to 85°C, VINBST = 1.2V, VBST = 3.3V,

TA = 25°C, unless otherwise noted.

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC3100EUD#PBF

LTC3100EUD#TRPBF

LDJR

16-Lead (3mm

× 3mm) Plastic QFN

–40°C to 85°C

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

Consult LTC Marketing for information on non-standard lead based ﬁnish parts.

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/

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