LT3468 datasheet(4/12 Pages) LINER

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LT3468/LT3468-1

34681i

LT3468-1 Switch Current Limit

LT3468-1 Output Voltage

LT3468 Switching Waveform

LT3468-1 Switching Waveform

LT3468/LT3468-1 Switch

Breakdown Voltage

LT3468-1 Switching Waveform

LT3468 Output Voltage

LT3468 Switch Current Limit

VIN (V)

2345678

3468 G09

324

323

322

318

319

320

321

TA = –40°C

TA = 25°C

TA = 85°C

VIN (V)

2345678

3468 G10

324

323

322

318

319

320

321

TA = –40°C

TA = 25°C

TA = 85°C

TEMPERATURE (

°C)

–40

–20

100

3468 G11

1.5

1.1

1.2

1.3

1.4

VIN = 3V

VOUT = 0V

TEMPERATURE (

°C)

–40

–20

100

3468 G12

0.700

0.500

0.540

0.580

0.620

0.660

VIN = 3V

VOUT = 0V

SWITCH VOLTAGE (V)

102030405060708090 100

3468 G17

T = –40

°C

T = 25

°C

T = 85

°C

SW PIN IS RESISTIVE UNTIL BREAKDOWN

VOLTAGE DUE TO INTEGRATED

RESISTORS. THIS DOES NOT INCREASE

QUIESCENT CURRENT OF PART

VIN = VCHARGE = 5V

VIN = 3.6V

VOUT = 100V

VIN = 3.6V

VOUT = 100V

TYPICAL PERFOR A CE CHARACTERISTICS

3468 G13

µs/DIV

VSW

10V/DIV

IPRI

1A/DIV

3468 G14

µs/DIV

VSW

10V/DIV

IPRI

1A/DIV

VIN = 3.6V

VOUT = 300V

VIN = 3.6V

VOUT = 300V

3468 G15

µs/DIV

VSW

10V/DIV

IPRI

1A/DIV

3468 G16

µs/DIV

VSW

10V/DIV

IPRI

1A/DIV

LT3468 curves use the circuit of Figure 1 and

LT3468-1 curves use the circuit of Figure 2 unless otherwise noted.

LT3468 Datasheet(PDF) 4 Page - Linear Technology

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