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Ericsson worldwide

Ericsson PKM-D series

1/4 Brick 115-132W

The Quarter Brick power module comes in 24V and 48V versions with optional baseplate. This series is based on the high power PKM-C design using standard pin configuration.

Key Features

Input: 18-36 V, 18-75 V and 36-75 V
Output: up to 40 A / 132 W

  • Industry-standard footprint
  • Max height 9.7 mm (0.38 in)
  • 93.6 percent efficiency at 12 V (typical value at half load)
  • Available with baseplate option


Product Program

18-36 V Input:

Vout (V)Iout (A)Pout (W)Part No 
1210120PKM2113D PINBNot recommended for new designs 


18-75 V Input:

Vout (V)Iout (A)Pout (W)Part No 
1210132PKM5113D PINB 


36-75 V Input:

Vout (V)Iout (A)Pout (W)Part NoLast time buy: 
1.24048PKM4418LD PINB*2014-06-15, use replacement PKB4718LC PINB 
1.84060PKM4718GD PINB*2014-0615, use replacement PKB4118GC PINB 
3.335115PKM4110D PINB 
5.025125PKM4111D PINB 
1211132PKM4113D PINB 
158120PKM4115D PINB 
29.83.398PKM4116ND PINot recommended for new designs 

*) Listed in datasheet


The PKM-D DC/DC converters are also available with different options. For more details, see Technical Specifications under Downloads.


Mechanical Data

Size (LxWxH):

57.9 x 36.8 x 9.1 mm (2.28 x 1.45 x 0.35 in) PKM 4000D PINB series
57.9 x 36.8 x 9.7 mm (2.28 x 1.45 x 0.38 in) PKM 2000D PINB and 5000D PINB series