cui.com

date 07/12/2016

│ page 2 of 9

CUI Inc

│ SERIES: PDQ30-D │ DESCRIPTION: DC-DC CONVERTER

INPUT

parameter

conditions/description

min

typ

max

units

operating input voltage

24 Vdc input models

48 Vdc input models

9

18

24

48

36

75

Vdc

Vdc

surge voltage

for maximum of 100 ms

24 Vdc input models

48 Vdc input models

50

100

Vdc

Vdc

current

24 Vdc input models

48 Vdc input models

3.9

1.95

A

A

under voltage shutdown

24 Vdc input models, power up

24 Vdc input models, power down

48 Vdc input models, power up

48 Vdc input models, power down

8.5

8.0

17

16

Vdc

Vdc

Vdc

Vdc

turn on (3.5~75 Vdc or open circuit)

turn off (<1.2 Vdc)

filter

pi filter

input reverse polarity protection no

input fuse

6 A time delay fuse for 24 Vdc input models

(recommended)

3 A time delay fuse for 48 Vdc input models

(recommended)

Notes:

1. CMOS or open collector TTL, reference to –Vin.

OUTPUT

parameter

conditions/description

min

typ

max

units

maximum capacitive load

3.3 Vdc output models

5 Vdc output models

12 Vdc output models

15 Vdc output models

±12 Vdc output models

±15 Vdc output models

7,500

6,000

2,500

2,000

1,250

1,000

μF

μF

μF

μF

μF

μF

voltage accuracy

±1.5

%

line regulation

from high line to low line

single output models

dual output models

±0.2

±0.5

%

%

load regulation

from full load to minimum load

single output models

dual output models

±0.2

±1.0

%

%

voltage balance

dual output models

±1.5

%

cross regulation

load cross variation 10%/100% (dual output

models)

±5

%

turn-on delay time, from input

from Vin, min to 10% Vo

10

ms

turn-on delay time, from

on/off control

from Von/off to 10% Vo

10

ms

rise time

from 10% Vo to 90% Vo

10

ms

see application notes

±10

%

switching frequency

3.3, 5 Vdc output models

all other models

270

330

kHz

kHz

dynamic load response

75%-100% step load change

error band (Vout)

recovery time

5

250

%

µs

temperature coefficient

±0.03

%/°C

Note:

2. For single output models only.

For more information, please visit the product page.