LT3435(RevA) Просмотр технического описания (PDF) - Linear Technology

Номер в каталоге

Компоненты Описание

производитель

LT3435
(Rev.:RevA)

High Voltage 3A, 500kHz Step-Down Switching Regulator with 100µA Quiescent Current

Linear Technology 

LT3435

TYPICAL PERFOR A CE CHARACTERISTICS

FB Voltage

1.30

1.29

1.28

1.27

1.26

1.25

1.24

1.23

1.22

1.21

1.20

–50 –25

0 25 50 75

TEMPERATURE (°C)

100 125

3435 G01

SHDN Pin Current

5.5

TJ = 25°C

5.0

4.5

4.0

3.5

3.0

2.5

2.0

1.5

1.0

0

0 10 20 30 40

SHDN VOLTAGE (V)

50 60

3435 G04

Bias Sleep Current

200

180

160

140

120

100

80

60

40

20

0

–50 –25

0 25 50 75

TEMPERATURE (°C)

100 125

3435 G07

Oscillator Frequency

550

540

530

520

510

500

490

480

470

460

450

–50 –25

0 25 50 75

TEMPERATURE (°C)

100 125

3435 G02

Shutdown Supply Current

25

20

VIN = 60V

15

10

5

VIN = 42V VIN = 12V

0

–50 –25

0 25 50 75

TEMPERATURE (°C)

100 125

3435 G05

PGFB Threshold

1.20

1.18

1.16

1.14

1.12

1.10

1.08

1.06

1.04

1.02

1.00

–50 –25

0 25 50 75

TEMPERATURE (°C)

100 125

3435 G08

SHDN Threshold

1.40

1.35

1.30

1.25

1.20

0.15

1.10

1.05

1.00

–50 –25

0 25 50 75

TEMPERATURE (°C)

100 125

3435 G03

Sleep Mode Supply Current

200

180

160

VBIAS = 0V

140

120

100

80

60

VBIAS = 5V

40

20

0

–50 –25

0 25 50 75

TEMPERATURE (°C)

100 125

3435 G06

PG Sink Current

250

200

150

100

50

0

–50 –25

0 25 50 75

TEMPERATURE (°C)

100 125

3435 G09

3435fa

4

Share Link: