LTC4264IDE datasheet(4/24 Pages) LINER

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LTC4264

4264f

TYPICAL PERFORMANCE CHARACTERISTICS

Input Current vs Input Voltage

25k Detection Range

Input Current vs Input Voltage

Signature Resistance

vs Input Voltage

Class Operation vs Time

On Resistance vs Temperature

Active Low PWRGD

Output Low Voltage vs Current

Current Limit vs Input Voltage

Active High PWRGD

Output Low Voltage vs Current

INPUT VOLTAGE (V)

0.1

0.2

0.3

0.4

0.5

–2

–4

–6

–8

4264 G01

–10

TA = 25°C

INPUT VOLTAGE (V)

100

–10

– 20

–30

*OPTIONAL CLASS CURRENT

–40

4264 G02

–50

–60

TA = 25°C

CLASS 5*

CLASS 4

CLASS 3

CLASS 2

CLASS 1

CLASS 0

INPUT VOLTAGE (V)

–12

9.0

9.5

10.5

11.0

11.5

–14

–16

4264 G03

10.0

–18

–20

–22

12.0

°C

–40

°C

CLASS 1 OPERATION

INPUT VOLTAGE (V)

–1

V1:

V2:

–3

–5

4264 G04

–7

–9

–6

–10

–2

–4

–8

RESISTANCE =

DIODES: HD01

TA = 25°C

∆V

∆I

V2 – V1

I2 – I1

IEEE UPPER LIMIT

IEEE LOWER LIMIT

LTC4264 + 2 DIODES

LTC4264 ONLY

INPUT

VOLTAGE

10V/DIV

CLASS

CURRENT

20mA/DIV

TIME (10

µs/DIV)

4264 G05

TA = 25°C

JUNCTION TEMPERATURE (

°C)

–50

0.2

0.4

0.6

0.8

1.0

–25

025

4264 G06

100

CURRENT (mA)

4264 G07

TA = 25°C

INPUT VOLTAGE (V)

–40

200

400

600

800

–40

°C

–40

°C

–45

–50

4264 G09

–55

–60

HIGH CURRENT MODE

LOW CURRENT MODE

IIN (mA)

0.4

1.0

0.5

4264 G08

0.2

0.8

0.6

1.5

TA = 25°C

GND – VOUT = 4V

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