Texas Instruments Evaluation Module for TPS23851 High Power, Wide Voltage Range Quad Port Ethernet PSE Manager TPS23851E TPS23851EVM-001 데이터 시트
제품 코드
TPS23851EVM-001
Switches
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9
Switches
•
HPA676 - None
•
HPA677 – S2 is a momentary RESET push button switch. This causes a reset to the TPS23851.
10
LEDs
•
HPA677 - Green LED D1 indicates USB attach
11
Jumpers
•
HPA676 - None
•
HPA677 – See
Table 3. Jumper Function
JUMPER
FUNCTION
USER NOTES
J2
Hi / Lo speed USB input
J2 1-2, HI and J2 2-3, Lo
J4
Hi / Lo speed USB output
J4 2-3, HI and J21-2, Lo
J5
Manufacturing use
J5 must be ON
J10
Enable USB interface
J10 must be ON
J14
Manufacturing use
J14 must be OFF
J18
Manufacturing use
Must be position J18 1-2
12
HPA677 Test Points
Table 4. HPA677 Test Points
TEST POINT
SIGNAL NAME
TP1
54-V, output-side feedback
TP2
18-V to 60-V input (positive)
TP3
18-V to 60-V input (negative)
TP4
54-V, input-side feedback
TP5
54-V output
TP6
54-V negative / GND
TP7
RESET
TP8
Computer GND
TP9
GND
TP10
SCL
TP11
3.3-V out
TP12
3.3-V, input-side feedback
TP13
SDA
8
Using the TPS23851EVM-001
SLUU492 – February 2011
© 2011, Texas Instruments Incorporated