LTC1477 datasheet(3/8 Pages) LINER

Part #	LTC1477

Description	Single and Dual Protected High Side Switches

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Manufacturer	LINER [Linear Technology]

Direct Link	http://www.linear.com

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LTC1477/LTC1478

TYPICAL PERFORMANCE CHARACTERISTICS

Supply Current (ON)

Switch Resistance

Switch Resistance (5V)

SUPPLY VOLTAGE (V)

0

50

100

150

200

300

1

23

4

LTC1477/1478 • TPC01

56

250

TA = 25°C

OUTPUT TURNED ON, NO LOAD

INPUT VOLTAGE (V)

1

0

0.05

0.10

0.15

0.20

0.30

2

34

5

LTC1477/1478 • TPC02

67

0.25

TA = 25°C

VIN2 = VIN3 = NC

ALL VIN PINS

CONNECTED

JUNCTION TEMPERATURE (

°C)

0

0.05

0.10

0.15

0.20

0.25

0.30

25

50

75

100

LTC1477/1478 • TPC03

125

VINS = VIN1 = 5V

VIN2 = VIN3 = NC

ALL VIN PINS = 5V

Switch Resistance (3.3V)

Short-Circuit Current

Output Current (5V)

JUNCTION TEMPERATURE (

°C)

0

0.05

0.10

0.15

0.20

0.25

0.30

25

50

75

100

LTC1477/1478 • TPC04

125

VINS = VIN1 = 3.3V

VIN2 = VIN3 = NC

ALL VIN PINS = 3.3V

OUTPUT VOLTAGE (V)

0

1

2

3

4

6

1

23

4

LTC1477/1478 • TPC06

56

5

TA = 25°C

ALL VIN PINS = 5V

VIN2 = VIN3 = NC

SUPPLY VOLTAGE (V)

0

0.5

1.0

1.5

2.0

3.0

1

23

4

LTC1477/1478 • TPC05

56

2.5

TJ = 25°C

ALL VIN PINS

CONNECTED

VIN2 = VIN3 = NC

Output Current (3.3V)

Inrush Current (5V)

Inrush Current (3.3V)

TIME (ms)

–0.4

0

1

2.8

LTC1477/1478 • TPC09

6

4

0

0.4

1.2

2.0

2

3

2

0

0.8

1.6

2.4

COUT = 470µF

ROUT = 10Ω

COUT = 10µF

ROUT = 10Ω

CURRENT

LIMITED

TJ = 25°C

ALL VIN PINS = 3.3V

OUTPUT VOLTAGE (V)

0

1

2

3

4

6

1

23

4

LTC1477/1478 • TPC07

56

5

TA = 25°C

ALL VIN PINS = 3.3V

VIN2 = VIN3 = NC

TIME (ms)

–0.4

0

1

2.8

LTC1477/1478 • TPC08

6

4

0

0.4

1.2

2.0

2

3

2

0

0.8

1.6

2.4

COUT = 470µF

ROUT = 10Ω

COUT = 10µF

ROUT = 10Ω

CURRENT

LIMITED

TJ = 25°C

ALL VIN PINS = 5V

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