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CUI Inc

│ SERIES: PEM2-S │ DESCRIPTION: DC-DC CONVERTER

date 07/13/2021

│ page 2 of 6

INPUT

parameter

conditions/description

min

typ

max

units

operating input voltage

5 Vdc input models

12 Vdc input models

15 Vdc input models

24 Vdc input models

4.5

10.8

13.5

21.6

5

12

15

24

5.5

13.2

16.5

26.4

Vdc

Vdc

Vdc

Vdc

surge voltage

for maximum of 1 second

5 Vdc input models

12 Vdc input models

15 Vdc input models

24 Vdc input models

-0.7

-0.7

-0.7

-0.7

9

18

21

30

Vdc

Vdc

Vdc

Vdc

filter

capacitance filter

OUTPUT

parameter

conditions/description

min

typ

max

units

line regulation

for Vin change of 1%

±1.2

%

load regulation

measured from 10% load to full load

5 Vdc output models

12 Vdc output models

15 Vdc output models

24 Vdc output models

12

8

7

6

%

%

%

%

voltage accuracy

see tolerance envelope curves

voltage balance

dual output, balanced loads

±0.5

±1

%

switching frequency

100% load, nominal input voltage

100

kHz

temperature coefficient

100% load

±0.03

%/°C

PROTECTIONS

parameter

conditions/description

min

typ

max

units

12, 15, & 24 Vdc input models; PEM2-S5-S24-S, PEM2-S5-D24-S

all other models: continuous, automatic recovery

1

s

Notes:

1. The supply voltage must be discontinued at the end of the short circuit duration

SAFETY AND COMPLIANCE

parameter

conditions/description

min

typ

max

units

isolation voltage

input to output, for 1 minute at 1 mA max.

3,000

Vdc

isolation resistance

input to output, at 500 Vdc

1,000

MΩ

certified to 62368-1: EN

certified to 60950-1: UL

conducted/radiated emissions

CISPR32/EN55032 class B (external circuit required, see Figure 1)

ESD

IEC/EN61000-4-2, class B, contact ± 8kV for single outputs

IEC/EN61000-4-2, class B, contact ± 6kV for dual outputs

MTBF

as per MIL-HDBK-217F @ 25°C

3,500,000

hours

RoHS

2011/65/EU

Notes:

2. See specific models noted on page 1

PART NUMBER KEY

Input Voltage

Output Voltage

Packaging Style

Base Number

Output

S = single

D = dual

SIP

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