DCHF40W SERIES
38.4~47.5Watt
DC/DC Chassis Mount Power Converter
Single, Double or Triple Output
Rev D
FEATURES
• Single, Dual, and Triple Outputs
• RoHS Compliant
• High Reliability
• Built-in EMI Filter
• Output Voltage Adjustability
• Free Air Convection
• 2:1 Input Voltage Range
• 38.4~47.5W Output Power
• Short Circuit and Over Load Protection
• 100% Full Load Burn-In Tested
DESCRIPTION
The DCHF40W series of DC/DC power converters offers from 38.4W to 47.5W of output
power in a 5.08” x 3.86” x 1.57” enclosed case. This series has 2:1 input voltage ranges of
18-36VDC, 36-72VDC, and 72-144VDC. This series also has single, dual, and triple output
models available. Some features include output adjustability, a built-in EMI filter, and short
circuit and over load protection. All models are RoHS compliant.
Size: 5.08in x 3.86in x 1.57in
MODEL SELECTION TABLE
Single Output Models
Output
Input Voltage
Output
Voltage
Model Number
Output Current Ripple & Noise
Load Regulation
Voltage Tolerance Efficiency
Range
Power
5VDC
12VDC
24VDC
5VDC
12VDC
24VDC
5VDC
8.0A
3.3A
1.6A
8.0A
3.3A
1.6A
8.0A
3.3A
1.6A
80mVp-p
120mVp-p
150mVp-p
80mVp-p
120mVp-p
150mVp-p
80mVp-p
120mVp-p
150mVp-p
0.5%
0.5%
0.5%
0.5%
0.5%
0.5%
0.5%
0.5%
0.5%
40W
39.6W
38.4W
40W
39.6W
38.4W
40W
±2%
±1%
±1%
±2%
±1%
±1%
±2%
±1%
±1%
75%
79%
84%
77%
81%
85%
77%
81%
85%
DCHF40W-SD24-5
DCHF40W-SD24-12
DCHF40W-SD24-24
DCHF40W-SD48-5
DCHF40W-SD48-12
DCHF40W-SD48-24
DCHF40W-SD110-5
DCHF40W-SD110-12
DCHF40W-SD110-24
24 VDC
(18-36VDC)
48 VDC
(36-72 VDC)
110 VDC
(72-144 VDC)
12VDC
24VDC
39.6W
38.4W
MODEL SELECTION TABLE
Dual Output Models
Model Number
Input Voltage Range
Output Voltage
Output Current
Ripple & Noise
Output Power
44W
Efficiency
70%
5VDC
12VDC
15VDC
-15VDC
5VDC
12VDC
15VDC
-15VDC
5VDC
0.5~4.0A
0~2.0A
100mVp-p
150mVp-p
150mVp-p
150mVp-p
100mVp-p
150mVp-p
150mVp-p
150mVp-p
100mVp-p
150mVp-p
150mVp-p
150mVp-p
V1
V2
V1
V2
V1
V2
V1
V2
V1
V2
V1
V2
DCHF40W-DD24-A
24 VDC
(18-36VDC)
0.2~2.0A
0~1.5A
0.5~4.0A
0~2.0A
0.2~2.0A
0~1.5A
0.5~4.0A
0~2.0A
52.5W
44W
70%
70%
70%
70%
70%
DCHF40W-DD24-B
DCHF40W-DD48-A
DCHF40W-DD48-B
DCHF40W-DD110-A
DCHF40W-DD110-B
48 VDC
(36-72 VDC)
52.5W
44W
12VDC
15VDC
-15VDC
110 VDC
(72-144 VDC)
0.2~2.0A
0~1.5A
52.5W
MODEL SELECTION TABLE
Triple Output Models
Model Number
Input Voltage Range
Output Voltage
Output Current
Ripple & Noise
Output Power
47.5W
Efficiency
67%
5VDC
12VDC
-12VDC
5VDC
12VDC
-12VDC
5VDC
0.5~3.5A
0.1~1.5A
0.1~1.0A
0.5~3.5A
0.1~1.5A
0.1~1.0A
0.5~3.5A
0.1~1.5A
0.1~1.0A
100mVp-p
150mVp-p
150mVp-p
100mVp-p
150mVp-p
150mVp-p
100mVp-p
150mVp-p
150mVp-p
V1
V2
V3
V1
24 VDC
(18-36VDC)
DCHF40W-TD24-A
48 VDC
(36-72 VDC)
47.5W
47.5W
67%
67%
DCHF40W-TD48-A V2
V3
V1
DCHF40W-TD110-A V2
V3
110 VDC
(72-144 VDC)
12VDC
-12VDC
Wall Industries, Inc. • Tel: 603-778-2300 • Toll Free: 888-597-9255 •
website: www.wallindustries.com • e-mail: sales@wallindustries.com
5/17/2019
Page 1 of 3