MAX5941BCSE(2003) データシートの表示（PDF） - Maxim Integrated

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MAX5941BCSE
(Rev.:2003)

IEEE 802.3af-Compliant Power-Over-Ethernet Interface/PWM Controller for Power Devices

Maxim Integrated 

IEEE 802.3af-Compliant Power-Over-Ethernet

Interface/PWM Controller for Power Devices

RJ-45

POWER-OVER

SIGNAL PAIRS

3

RX

6

1

2

4

TX

5

7

8

POWER OVER

SPARE PAIRS

VREG

PHY

+

-

DF025A

GND

DF025A

+

-

-48V

VREG

V+

GND

NDRV

VDD

CS

GND

60V

SMBJ58CA

-48V

*D1

RDISC =

25.5kΩ

68nF

*D2

MAX5941_

VCC

V-

**R1

UVLO

RCL

**R2

RCL

GATE

VEE

SS_SHDN

PGOOD

PGOOD

OPTO

OUT

VCC

OPTOCOUPLER

* OPTIONAL.

*CGATE

* R1 AND R2 ARE OPTIONAL AND WHEN USED, THEY MUST TOTAL TO 25.5kΩ AND REPLACE THE 25.5kΩ RESISTOR.

TL431

Figure 7. PD with Power-Over-Ethernet (Power Is Provided by Either the Signal Pairs or the Spare Pairs)

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