Rainbow-electronics MAX8625A Bedienungsanleitung PDF herunterladen (Seite 5)

Typical Operating Characteristics (continued)

= 3.6V, SKIP = GND, T

= +25°C, Figure 4, unless otherwise noted.)

MAX8625A

High-Efficiency, Seamless Transition,

Step-Up/Down DC-DC Converter

_______________________________________________________________________________________

200

100

400

300

600

500

700

900

800

1000

2.0 3.0 3.52.5 4.0 4.5 5.0 5.5 6.0

MAXIMUM LOAD CURRENT

vs. INPUT VOLTAGE

MAX8625A toc10

INPUT VOLTAGE (V)

MAXIMUM LOAD CURRENT (mA)

OUT

= 3.3V

μs/div

SWITCHING WAVEFORMS

= 3V, LOAD = 500mA, V

OUT

= 3.3V

MAX8625A toc11

LX1

2V/div

OUT

50mV/div

(AC-COUPLED)

LX2

2V/div

500mA/div

μs/div

SWITCHING WAVEFORMS

= 3.3V, LOAD = 500mA, V

OUT

= 3.3V

MAX8625A toc12

LX1

2V/div

OUT

50mV/div

(AC-COUPLED)

LX2

2V/div

500mA/div

μs/div

SWITCHING WAVEFORMS

= 3.6V, LOAD = 500mA, V

OUT

= 3.3V

MAX8625A toc13

LX1

2V/div

OUT

50mV/div

(AC-COUPLED)

LX2

2V/div

500mA/div

10μs/div

SKIP MODE

= 3V, LOAD = 20mA,

OUT

= 3.288V

MAX8625A toc14

CH1 = V

LX1

2V/div

OUT

20mV/div

(AC-COUPLED)

CH2 = V

LX2

2V/div

500mA/div

1μs/div

FPWM MODE

= 3V, LOAD = 20mA,

OUT

= 3.308V

MAX8625A toc15

LX1

2V/div

OUT

20mV/div

(AC-COUPLED)

LX2

2V/div

500mA/div

1 2 3 4 5 6 7 8 9 10 ... 13 14

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