LTC3442 datasheet(2/16 Pages) LINER

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LTC3532

3532fc

BURST, VIN, VOUT, VC, FB................................... –0.3V to 6V

RT ..................................................................... 0V to 5V

SHDN/SS ..................................................... –0.3V to 6V

SW1, SW2

DC............................................................ –0.3V to 6V

Pulsed < 100ns........................................ –0.3V to 7V

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

(Note 1)

The ● denotes the speciﬁcations which apply over the full operating

temperature range, otherwise speciﬁcations are at TA = 25°C. VIN = VOUT = 3.6V, RT = 64.9k, unless otherwise speciﬁed.

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Input Start-Up Voltage

●

2.3

2.4

Input Operating Range

●

2.4

5.5

Output Voltage Adjust Range

●

2.4

5.25

Feedback Voltage

●

1.19

1.22

1.25

Feedback Input Current

VFB = 1.22V

Quiescent Current, Burst Mode Operation

BURST = 0V

μA

Quiescent Current, Shutdown

SHDN = 0V, Not Including Switch Leakage, VOUT = 0V

0.1

μA

Quiescent Current, Active

VC = 0V, BURST = VIN (Note 3)

600

1000

μA

NMOS Switch Leakage

Switches B and C

0.1

μA

ELECTRICAL CHARACTERISTICS

ABSOLUTE

AXI U

RATI GS

PI CO FIGURATIO

TJMAX = 125°C, θJA = 43°C/W

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

TJMAX = 125°C

θJA = 130°C/W 1 LAYER BOARD

θJA = 100°C/W 4 LAYER BOARD

θJC = 45°C/W

Maximum Junction Temperature (Note 4)............. 125°C

Storage Temperature Range

DD ..................................................... –65°C to 125°C

MSOP ................................................ –65°C to 150°C

Lead Temperature (Soldering,10 sec)

MSOP ............................................................... 300°C

TOP VIEW

DD PACKAGE

10-LEAD (3mm × 3mm) PLASTIC DFN

SHDN/SS

VIN

VOUT

BURST

SW1

SW2

GND

BURST

SW1

SW2

GND

SHDN/SS

VIN

VOUT

TOP VIEW

MS PACKAGE

10-LEAD PLASTIC MSOP

LEAD FREE FINISH

TAPE AND REEL

PART MARKING

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC3532EDD#PBF

LTC3532EDD#TRPBF

LBXR

10-Lead (3mm × 3mm) Plastic DFN

–40°C to 85°C

LTC3532EMS#PBF

LTC3532EMS#TRPBF

LTBXS

10-Lead Plastic MSOP

–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 I FOR ATIO

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