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UM1063 Datasheet(PDF) 12 Page - STMicroelectronics

Part # UM1063
Description  The PM8803 is a highly integrated device embedding
PDF  32 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

UM1063 Datasheet(HTML) 12 Page - STMicroelectronics

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I/O connectors and test points
UM1063
12/32
DocID018573 Rev 2
TP4
Red
Input voltage VDD
TP5
Red
Secondary winding output
TP6
Red
Output voltage at J5
TP7
Red
Positive of auxiliary source AUX 2 on J1
TP8
Black
Ground of auxiliary source AUX 2 on J1
TP9
Red
Input of the primary side winding
TP10
Red
Secondary winding output
TP11
Red
VSS - I/F ground voltage
TP12
Black
Output voltage ground at J5
TP13
Red
Gate drive of the secondary side MOSFET
TP14
Red
VC supply voltage
TP15
Red
Gate drive of the primary side MOSFET (connected to
GAT1)
TP16
Red
Drain of the primary side MOSFET
TP17
Red
Gate drive of the active clamp MOSFET (connected to
GAT2)
TP18
Red
Current sense input
TP19
Black
RTN - DC-DC ground voltage
TP20
Red
L1 status indicator - referred to output voltage ground
TP21
Red
Aux present indicator - referred to output voltage ground
TP22
Red
PoE voltage after the input diode bridges
TP23
Black
Ground of the PoE voltage after the input diode bridges
TP24
Black
Chassis ground of the RJ45 connectors
Table 5. Test points (continued)
Test point
Color
Description



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