Datasheet

ManualsBrandsCUI INC ManualsPSU ComponentsDC/DC converter (SMD) 12 V 250 mA 3 W No. of outputs: 1 x

cui.com

date 05/14/2014

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SERIES: PQM3-M │ DESCRIPTION: DC-DC CONVERTER

"blank" = standard

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FEATURES

• 3 W isolated output

• smaller package

• single regulated output

• 1,500 Vdc isolation

• continuous short circuit

• temperature range (-40~105°C)

• high efficiency at light load

• high power density

• high vibration tolerance

• efficiency up to 81%

MODEL

input

voltage

output

voltage

output

current

output

power

ripple

and noise

efciency

typ

(Vdc)

range

(Vdc) (Vdc)

min

(mA)

max

(mA)

max

(W)

max

(mVp-p)

typ

(%)

PQM3-D12-S5-M 12 9~18 5 30 600 3 60 75

PQM3-D12-S12-M 12 9~18 12 12 250 3 60 77

PQM3-D12-S15-M 12 9~18 15 10 200 3 60 79

PQM3-D24-S5-M 24 18~36 5 30 600 3 60 76

PQM3-D24-S12-M 24 18~36 12 12 250 3 60 81

PQM3-D24-S15-M 24 18~36 15 10 200 3 60 80

PQM3-D48-S5-M 48 36~75 5 30 600 3 60 77

PQM3-D48-S12-M 48 36~75 12 12 250 3 60 80

PQM3-D48-S15-M 48 36~75 15 10 200 3 60 80

Notes: 1. Ripple and noise are measured at 20 MHz BW by “parallel cable” method with 1 µF ceramic and 10 µF electrolytic capacitors on the output.

PART NUMBER KEY

PQM3 - DXX - SXX - M - X

Input Voltage Output Voltage Packaging Style Package OptionsBase Number

SMT

TR = Tape & Reel

For more information, please visit the product page.

Summary of content (6 pages)

PAGE 1
For more information, please visit the product page.
PAGE 2
For more information, please visit the product page. CUI Inc │ SERIES: PQM3-M │ DESCRIPTION: DC-DC CONVERTER date 05/14/2014 │ page 2 of 6 INPUT parameter conditions/description min typ max units operating input voltage 12 V input models 24 V input models 48 V input models 9 18 36 12 24 48 18 36 75 Vdc Vdc Vdc start-up voltage 12 V input models 24 V input models 48 V input models 4.
PAGE 3
For more information, please visit the product page. CUI Inc │ SERIES: PQM3-M │ DESCRIPTION: DC-DC CONVERTER date 05/14/2014 │ page 3 of 6 ENVIRONMENTAL parameter conditions/description min max units operating temperature see derating curve -40 105 °C -55 125 °C 95 % storage temperature storage humidity non-condensing temperature rise at full load, Ta=25°C typ 25 °C SOLDERABILITY parameter conditions/description hand soldering reflow soldering min typ max units 1.
PAGE 4
For more information, please visit the product page. CUI Inc │ SERIES: PQM3-M │ DESCRIPTION: DC-DC CONVERTER date 05/14/2014 │ page 4 of 6 DERATING CURVES Temperature Derating Curve Reflow Soldering Profile 250 Peak.Temp 240 C 10 Sec Max 60 Sec Max (>220 C) Load (%) Tem per at ur e ( C ) 100 220 C 200 150 100 80 60 Safe operating area 40 20 50 -40 0 -20 0 Tim e (s ec .
PAGE 5
For more information, please visit the product page. CUI Inc │ SERIES: PQM3-M │ DESCRIPTION: DC-DC CONVERTER date 05/14/2014 │ page 5 of 6 APPLICATION NOTES 1. Output load requirement To ensure this module can operate efficiently and reliably, the minimum output load may not be less than 5% of the full load during operation. If the actual output power is low, connect a resistor at the output end in parallel to increase the load. 2.
PAGE 6
For more information, please visit the product page. CUI Inc │ SERIES: PQM3-M │ DESCRIPTION: DC-DC CONVERTER date 05/14/2014 │ page 6 of 6 REVISION HISTORY rev. description date 1.0 initial release 03/19/2013 1.01 updated emc recommendations, updated spec 05/14/2014 The revision history provided is for informational purposes only and is believed to be accurate. Headquarters 20050 SW 112th Ave. Tualatin, OR 97062 800.275.4899 Fax 503.612.2383 cui.com techsupport@cui.