Base station -48V telecom power supply

Power supply

-48V power supply (-38.4V~-57.6V)

Surge level

Type I

20kA@85C 8/20uS

4kA@85C 10/350uS

Type II

10kA@85C 8/20uS

400A@85C 10/350uS   

Protection solution

Type I
GDT+30KPA78CA/(4~6pcs) 5.0SMDJ75CA

Type II
SMAK10-076C+SMAK3-076C/SMAK10-076C+(4~6pcs) 5.0SMDJ75CA/SCAK10-076C+SCAK3-076C/SCAK10-076C+30KPA78CA

Protection topology

-48V DC power line

5G base station topology