cui.com

date 12/10/2020

│ page 9 of 10

CUI Inc

│ SERIES: PBO-10 │ DESCRIPTION: AC-DC POWER SUPPLY

EMC RECOMMENDED CIRCUIT (CONTINUED)

Circuit 4

Table 4

Applicationenvironment

Ambienttemperaturerange

ImmunityClass

EmissionsClass

Outdoorgeneral

-40°C~85°C

ClassIV

ClassA

Component

Recommendedvalue

MOV

S14K350

C1

22uF/450V

LDM

4.7mH

R1

12Ω/3W

FUSE(required)

2A/300V,slow-blow

Note:R1mustbeawire-woundresistor;donotuseachiporcarbonfilmresistor.

Table 5

Applicationenvironment

Ambienttemperaturerange

ImmunityClass

EmissionsClass

Outdoorharsh

-40°C~85°C

ClassIV

surge:linetoground±4kV

EFT:ClassIV

ClassA

Component

Recommendedvalue

MOV

S20K350

C1

33uF/450V(surgeprotectionpriority)

LDM

4.7mH

R1

33Ω/5W

FUSE(required)

6.3A/300V,slow-blow

Note:R1mustbeawire-woundresistor;donotuseachiporcarbonfilmresistor.

Additional Resources: Product Page | 3D Model | PCB Footprint