MAX16935(2014) データシートの表示（PDF） - Maxim Integrated

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MAX16935
(Rev.:2014)

36V, 3.5A, 2.2MHz Step-Down Converter with 28µA Quiescent Current

Maxim Integrated 

MAX16935

36V, 3.5A, 2.2MHz Step-Down Converter

with 28µA Quiescent Current

Typical Operating Characteristics (continued)

(VSUP = VSUPSW = 14V, VEN = 14V, VOUT = 5V, VFYSNC = 0V, RFOSC = 12kI, TA = +25NC, unless otherwise noted.)

SHDN CURRENT vs. SUPPLY VOLTAGE

10

9

8

7

6

5

4

3

2

1 5V/2.2MHz

SKIP MODE

0

6

12

18

24

30

36

SUPPLY VOLTAGE (V)

VBIAS vs. TEMPERATURE

5.02

5.01

ILOAD = 0A

5.00

4.99

4.98

4.97

4.96

4.95

4.94

4.93

4.92

4.91

VIN = 14V,

PWM MODE

4.90

-40 -25 -10 5 20 35 50 65 80 95 110 125

TEMPERATURE (°C)

VOUT vs. VIN

5.08

5V/2.2MHz

5.06 PWM MODE

5.04 ILOAD = 0A

5.02

5.00

4.98

4.96

4.94

4.92

4.90

6

12 18 24 30 36 42

VIN (V)

VOUT vs. VIN

5.05

5V/400kHz

PWM MODE

5.03 ILOAD = 0A

5.01

4.99

FULL-LOAD STARTUP BEHAVIOR

MAX16935 toc14

10V/div

VIN

0V

VIN

5V/div

VOUT

0V

VOUT

1A/div

4.97

ILOAD

0A VPGOOD

5V/div

VPGOOD

0V

4.95

6

12

18

24

30

36

ILOAD

2ms

VIN (V)

SLOW VIN RAMP BEHAVIOR

MAX16935 toc15

10V/div

0V

5V/div

0V

5V/div

0V

2A/div

0A

4s

VIN

VOUT

VPGOOD

ILOAD

SLOW VIN RAMP BEHAVIOR

MAX16935 toc16

10V/div

0V

VLX

5V/div

0V

5V/div

0V VFSYNC

2A/div

0A

4s

SYNC FUNCTION

MAX16935 toc17

VIN

5V/div

VOUT

2V/div VLX

200ns

VPGOOD

DIPS AND DROPS TEST

MAX16935 toc18

10V/div

5V/2.2MHz 0V

5V/div

0V

10V/div

0V

5V/div

0V

10ms

Maxim Integrated

  6

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