LTC3562 datasheet(2/20 Pages) LINER

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LTC3562

3562fa

LEAD FREE FINISH

TAPE AND REEL

PART MARKING

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC3562EUD#PBF

LTC3562EUD#TRPBF

LCPV

20-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/

ORDER INFORMATION

ELECTRICAL CHARACTERISTICS

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

VIN ...............................................................–0.3V to 6V

RUN600A...................................... –0.3V to (VIN + 0.3V)

RUN400A ...................................... –0.3V to (VIN + 0.3V)

FBx............................................................... –0.3V to 6V

SWx ............................................................. –0.3V to 6V

OUTx............................................................ –0.3V to 6V

DVCC, POR600A, SDA, SCL .........................–0.3V to 6V

ISW400x (DC) ........................................................600mA

ISW600x (DC) ........................................................850mA

Operating Temperature (Note 2)...............–40°C to 85°C

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

Junction Temperature (Note 3) ............................. 125°C

(Notes 1, 2)

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VIN Input Voltage Range

2.7

5.5

VIN Input Current (Per Regulator Enabled)

Pulse Skip Mode, IOUT = 0

Burst Mode Operation, IOUT = 0

Forced Burst Mode Operation, IOUT = 0

LDO Mode, IOUT = 0

Shutdown Mode, IOUT = 0, DVCC = 1.8V

220

0.7

μA

VIN Shutdown Current

All Regulators in Shutdown, DVCC = 0V

0.1

μA

RUN600A, RUN400A Input High Threshold

1.0

RUN600A, RUN400A Input Low Threshold

0.3

RUN600A, RUN400A Input High Current

RUNx = VIN

–1

μA

RUN600A, RUN400A Input Low Current

RUNx = 0V

–1

μA

POR600A Threshold

Percentage of R600A’s Final Output Voltage

–8

POR600A On-Resistance

POR600A Delay

231

20 19 18 17 16

TOP VIEW

UD PACKAGE

20-LEAD (3mm × 3mm) PLASTIC QFN

9 10

AGND

FB400A

OUT400B

SW400B

PGND

POR600A

FB600A

OUT600B

SW600B

PGND

TJMAX = 125°C, θJA = 68°C/W

EXPOSED PAD (PIN 21) IS GND, MUST BE SOLDERED TO PCB

The

l denotes the speciﬁcations which apply over the full operating

temperature range, otherwise speciﬁcations are at TA = 25°C, VIN = 3.8V, unless otherwise noted.

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