cui.com

date 09/13/2021

│ page 2 of 6

CUI Inc

│ SERIES: PRME1-M │ DESCRIPTION: DC-DC CONVERTER

INPUT

parameter

conditions/description

min

typ

max

units

operating input voltage

12 Vdc input models

15 Vdc input models

24 Vdc input models

11.4

14.25

22.8

12

15

24

12.6

15.75

25.2

Vdc

Vdc

Vdc

12 Vdc input models

5 Vdc output model

all other output models

121/8

117/8

128/-

124/-

mA

mA

15 Vdc input models

99/8

105/-

mA

24 Vdc input models

5 Vdc output model

all other output models

60/4

59/4

66/-

64/-

mA

mA

filter

filter capacitor

Note:

3. full load/no load

OUTPUT

parameter

conditions/description

min

typ

max

units

maximum capacitive load

5 Vdc output models

12 Vdc output models

15 Vdc output models

2,400

560

220

μF

μF

μF

voltage accuracy

at full load

±3

%

line regulation

for Vin change of ±1%

±0.25

%

load regulation

from 10% to full load

±2

%

switching frequency

100% load, nominal input voltage

260

kHz

temperature coefficient

at full load

±0.02

%/°C

PROTECTIONS

parameter

conditions/description

min

typ

max

units

short circuit protection

continuous, auto recovery

SAFETY AND COMPLIANCE

parameter

conditions/description

min

typ

max

units

isolation voltage

input to output for 1 minute at 1 mA

3,000

Vdc

isolation resistance

input to output at 500 Vdc

1,000

MΩ

isolation capacitance

input to output, 100 kHz / 0.1 V

20

pF

safety approvals

certified to 62368: EN, IEC

conducted emissions

CISPR32/EN55032 CLASS B

radiated emissions

CISPR32/EN55032 CLASS B

ESD

IEC/EN61000-4-2 Air ±8kV, Contact ±6kV

MTBF

as per MIL-HDBK-217F, 25°C

3,500,000

hours

RoHS

yes

ENVIRONMENTAL

parameter

conditions/description

min

typ

max

units

operating temperature

see derating curve

-40

85

°C

storage temperature

-55

125

°C

storage humidity

non-condensing

5

95

%

case temperature rise

at 25°C

25

°C

SOLDERABILITY

parameter

conditions/description

min

typ

max

units

reflow soldering

for actual application, refer to IPC/JEDEC J-STD-020D.1

245

°C

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