DCQUW40 SERIES
Up to 40 Watts
Quarter Brick DC/DC Converter
Single Outputs
Rev D
Standard Package
Heatsink Package (“HSx” Suffix)
Size: 1.45in x 2.28in x 0.50in (36.8mm x 57.9mm x 12.7mm)
Size: 1.45in x 2.28in x 0.75~1.51in (36.8mm x 57.9mm x 19.1~38.3mm)
OPTIONS
• Remote Control Logic
• Heatsink
• Through Hole (No Thread)
• Bus & UVP
FEATURES
• Ultra-Wide 12:1 Input Voltage Range
• 2250VDC Basic Insulation
• 3000VAC Reinforced Insulation
• No Minimum Load Requirement
• Low Standby Power
• High Efficiency
• Optional Heatsink
• Over Voltage, Over Load, Over Temperature, and
Short Circuit Protection
• IEC/UL/EN62368-1 Safety Approvals
• EN50155 & EN45545-2 Railway Approvals
• Remote On/Off
APPLICATIONS
• Railway
• Automation
• Datacom
• IPC
• Industrial
• Measurement
• Telecom
DESCRIPTION
The DCQUW40 series of quarter-brick DC/DC converters offers up to 40 watts of output power in a
compact 1.45” x 2.28” x 0.50” package with optional heatsink. This series consists of single output
models with an ultra-wide 12:1 input voltage range. Each model in this series features low standby
power, no minimum load requirement, remote on/off, and 2250VDC basic insulation. This series also
has over voltage, over load, over temperature, and short circuit protection as well IEC/UL/EN62368-1
safety approvals and EN50155 and EN45545-2 railway approvals. Please contact factory for ordering
information.
MODEL SELECTION TABLE
Input Voltage
Full Load
Output Current
Maximum
Capacitive Load
No Load Input
Current
Output
Power
Model Number(1)
Output Voltage
Ripple & Noise Efficiency
Range
DCQUW40-36S05
DCQUW40-36S12
DCQUW40-36S15
DCQUW40-36S24
DCQUW40-36S28
DCQUW40-36S48
DCQUW40-36S53
DCQUW40-72S05
DCQUW40-72S12
DCQUW40-72S15
DCQUW40-72S24
DCQUW40-72S28
DCQUW40-72S48
DCQUW40-72S53
5VDC
12VDC
15VDC
24VDC
28VDC
48VDC
53VDC
5VDC
8A
75mVp-p
100mVp-p
100mVp-p
200mVp-p
200mVp-p
300mVp-p
300mVp-p
75mVp-p
89%
91%
91%
90%
91%
91%
91%
89%
91%
91%
90%
91%
90%
91%
16000µF
2800µF
1800µF
720µF
20mA
30mA
30mA
20mA
20mA
20mA
20mA
15mA
20mA
20mA
15mA
15mA
15mA
15mA
3.33A
2.67A
1.67A
1.43A
0.83A
0.75A
8A
36VDC
(9~75VDC)
Up to 40
Watts
520µF
180µF
150µF
16000µF
2800µF
1800µF
720µF
12VDC
15VDC
24VDC
28VDC
48VDC
53VDC
3.33A
2.67A
1.67A
1.43A
0.83A
0.75A
100mVp-p
100mVp-p
200mVp-p
200mVp-p
300mVp-p
300mVp-p
72VDC
(14~160VDC)
Up to 40
Watts
520µF
180µF
150µF
Wall Industries, Inc. • Tel: 603-778-2300 • Toll Free: 888-597-9255 •
website: www.wallindustries.com • e-mail: sales@wallindustries.com
5/2/2023
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