DCDA1 SERIES
2A
Non-Isolated DC/DC Converter
Single Output
Rev A
FEATURES
• 3 Pin SIP Package
• Pin-Out Compatible with LM78XX
Linears
• Short Circuit Protection
• UL94V-0 Package Material
• RoHS Compliant
• High Efficiency Up to 96%
• Non-Isolated Converter
• Wide Input Voltage Ranges from
4.75~36VDC
DESCRIPTION
The DCDA1 series of non-isolated DC/DC converters offers 2A of output current in
an ultra-compact 0.45” x 0.33” x 0.69” 3-Pin SIP package. This series consists of
single output models with wide input voltage ranges from 4.75~36VDC. Each model
in this series has high efficiency, short circuit protection, and is RoHS compliant.
Please contact factory for order details.
Size: 0.45in x 0.33in x 0.69in (11.5mm x 8.5mm x 17.5mm)
MODEL SELECTION TABLE
Model Number
Input Voltage Range
Output Voltage
Output Current
Minimum Vin Efficiency
Maximum Vin Efficiency
DCDA1-0182
DCDA1-0252
DCDA1-0332
DCDA1-052
DCDA1-0652
DCDA1-092
DCDA1-122
DCDA1-152
4.75~36VDC
4.75~36VDC
4.75~36VDC
6.5~36VDC
9.0~36VDC
12~36VDC
15~36VDC
18~36VDC
1.8VDC
2.5VDC
3.3VDC
5.0VDC
6.5VDC
9.0VDC
12VDC
15VDC
2A
2A
2A
2A
2A
2A
2A
2A
89%
91%
90%
92%
93%
94%
95%
96%
80%
83%
86%
89%
91%
92%
93%
94%
SPECIFICATIONS
All specifications are based on 25°C, Nominal Input Voltage, and Rated Output Current unless otherwise noted.
We reserve the right to change specifications based on technological advances.
SPECIFICATION
INPUT SPECIFICATIONS
Input Voltage Range
Internal Input Filter
No Load Input Current
OUTPUT SPECIFICATIONS
Output Voltage
TEST CONDITIONS
Min
Typ
Max
36
Unit
See Table
Capacitors
Vin=24V
4.75
24
10
15
V
µ
mA
20
See Table
Voltage Tolerance
Line Regulation
Load Regulation
Current Limit
Capacitive Load
±2
±3
%
%
%
%
µF
Vin=Min to Max @Full Load
10% to 100% F.L.
Duty=40%
±0.5
±0.5
325
470
ESR>1mΩ
1000
2
Output Current
A
Ripple & Noise
Without Output Capacitor, 100% F.L. BW=20MHz
50% Load Step Change
-40 to +85ºC
100
mVp-p
us
%/ºC
Transient Response Setting Time
Temperature Coefficient
PROTECTION
350
0.015
Short Circuit Protection
ENVIRONMENTAL SPECIFICATIONS
Operating Temperature
Storage Temperature
Humidity
Indefinite, Automatic Recovery
See derating graph.
Non-Condensing
-40
-55
15
85
125
95
ºC
ºC
%
Derating
Cooling
MTBF
1.5%/K above +50ºC
Free Air Convection
167,890
Per MIL-HDBK-217F
Hours
KHz
GENERAL SPECIFICATIONS
Efficiency
Switching Frequency
PHYSICAL SPECIFICATIONS
Weight
See Table
500
0.14oz (4g)
0.45in x 0.33in x 0.69in
(11.5mm x 8.5mm x 17.5mm)
Non-Conductive Black Plastic
Dimensions (L x W x H)
Case Material
Wall Industries, Inc. • 37 Industrial Drive, Exeter, NH 03833 • Tel: 603-778-2300 • Toll Free: 888-597-9255 •
Fax 603-778-9797
3/13/2017
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website: www.wallindustries.com • e-mail: sales@wallindustries.com