Rainbow-electronics MAX5945 Manual de usuario descargar pdf (Pagina 9)

MAX5945

Quad Network Power Controller

for Power-Over-LAN

_______________________________________________________________________________________ 9

OVERCURRENT RESTART DELAY

MAX5945 toc18

400ms/div

OUT

200mA/div

GATE

10V/div

(AGND - OUT)

20V/div

STARTUP WITH VALID PD

(25kΩ AND 0.1µF)

MAX5945 toc19

100ms/div

OUT

100mA/div

GATE_

(AGND - OUT)

20V/div

DETECTION WITH INVALID PD

(25kΩ AND 10µF)

MAX5945 toc20

40ms/div

OUT

1mA/div

(AGND - OUT)

2V/div

DETECTION WITH INVALID PD (15kΩ)

MAX5945 toc21

100ms/div

OUT

1mA/div

(AGND - OUT)

5V/div

DETECTION WITH INVALID PD (33kΩ)

MAX5945 toc22

100ms/div

OUT

1mA/div

(AGND - OUT)

5V/div

STARTUP IN MIDSPAN MODE

WITH VALID PD (25kΩ AND 0.1µF)

MAX5945 toc23

100ms/div

OUT

100mA/div

GATE_

10V/div

(AGND - OUT)

20V/div

Typical Operating Characteristics (continued)

= -48V, V

= +3.3V, AUTO = AGND = DGND = 0V, RESET = SHD_ = unconnected, R

SENSE

= 0.5Ω, all registers = default setting,

= +25°C, unless otherwise noted.)

1 2 3 4 5 6 7 8 9 10 11 12 13 14 ... 43 44

Quad Network Power Controller 1

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Rainbow-electronics MAX5945 Manual de usuario Pagina 9

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