Rainbow-electronics MAX15020 Bedienungsanleitung PDF herunterladen (Seite 7)

MAX15020

2A, 40V Step-Down DC-DC Converter with

Dynamic Output-Voltage Programming

_______________________________________________________________________________________

Typical Operating Characteristics (continued)

= 36V, Circuit of Figure 2, T

= +25°C, unless otherwise noted.)

SOFT-START VOLTAGE RISE

vs. REFIN VOLTAGE RISE

MAX15020 toc22

REFIN

dv/dt (V/ms)

0.1 1

0.1

0.01

0.01 10

= 0.1µF

= 0.01µF

AND V

OUT

RESPONSE TO REFIN PWM

MAX15020 toc23

2ms/div

0.5V

20V/div

1V/div

PWM

REFIN

OUT

D = 70% TO 100%

10kΩ and 0.1µF RC ON REFIN

MODULATOR GAIN

vs. INPUT VOLTAGE

MAX15020 toc24

INPUT VOLTAGE (V)

MODULATOR GAIN (V/V)

353025201510

8.5

9.0

9.5

10.0

10.5

11.0

8.0

540

SOFT-START CHARGE CURRENT

vs. TEMPERATURE

MAX15020 toc25

TEMPERATURE (°C)

SOFT-START CHARGE CURRENT (µA)

1108535 6010-15

14.6

14.7

14.8

14.9

15.0

15.1

15.2

15.3

15.4

15.5

14.5

-40 135

1 2 3 4 5 6 7 8 9 10 11 12 ... 18 19

MAX15020 1

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