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DCMAR1-05

更新时间： 2024-09-16 01:10:03
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WALL /
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4页 230K
描述
1A DC/DC Switching Regulator Single Outputs

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DCMAR1-05 数据手册

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DCMAR1 SERIES  
1A  
DC/DC Switching Regulator  
Single Outputs  
Rev A  
FEATURES  
• Industrial Standard SIP-3 Package  
• Fully Regulated Output Voltage  
• Low Ripple & Noise  
• High Efficiency up to 96%  
• Over Temperature and Short  
Circuit Protection  
• RoHS & REACH Compliant  
• No Minimum Load Requirement  
DESCRIPTION  
The DCMAR1 series of DC/DC switching regulators offers 1A of output  
current in a compact industrial 0.45” x 0.30” x 0.40” standard SIP-3 package.  
This series consists of fully regulated single output models with low ripple &  
noise and high efficiency. Each model in this series has no minimum load  
requirement, over temperature and short circuit protection, and is RoHS &  
REACH compliant. Please contact factory for order details.  
Size: 0.45in x 0.30in x 0.40in (11.5mm x 7.55mm x 10.2mm)  
MODEL SELECTION TABLE  
Efficiency  
Input Voltage  
Range(6)  
Output  
Voltage  
Max. Output  
Current  
Ripple &  
Noise  
Max. Line  
Regulation  
Max. Load  
Regulation  
Maximum  
Capacitive Load  
Model Number  
@Min. Vin  
@Max. Vin  
87%  
DCMAR1-033  
DCMAR1-05  
DCMAR1-12  
6.5~32VDC  
6.5~32VDC  
15~32VDC  
3.3VDC  
5VDC  
1000mA  
1000mA  
1000mA  
50mVp-p  
50mVp-p  
75mVp-p  
±0.4%  
±0.4%  
±0.2%  
±0.6%  
±0.6%  
±0.4%  
470µF  
470µF  
470µF  
93%  
94%  
96%  
90%  
12VDC  
94%  
SPECIFICATIONS  
All specifications are based on 25°C, Resistive Load, 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  
Input Surge Voltage  
Input Current  
TEST CONDITIONS  
Min  
Typ  
Max  
Unit  
See Table  
1 sec. max.  
@No Load  
-0.3  
34  
VDC  
mA  
W
1
Short Circuit Input Power  
Input Filter  
1.5  
All Models  
Internal Capacitor  
OUTPUT SPECIFICATIONS  
Output Voltage  
Voltage Accuracy  
See Table  
±2.0  
%Vnom.  
%
3.3V, 5V Models  
12V Models  
3.3V, 5V Models  
12V Models  
±0.2  
±0.1  
±0.4  
±0.4  
±0.2  
±0.6  
±.0.4  
Line Regulation  
Load Regulation  
Vin=Min. to Max. @Full Load  
Io=10% to 100%  
%
±0.25  
Output Current  
See Table  
Minimum Load  
Maximum Capacitive Load  
Ripple & Noise  
No Minimum Load Requirement  
See Table  
0-20MHz Bandwidth  
See Table  
Transient Recovery Time  
Transient Response Deviation  
Temperature Coefficient  
PROTECTION  
50% Load Step Change  
50% Load Step Change  
250  
±2  
µsec  
%
%/ºC  
±0.015  
Short Circuit Protection  
Over Temperature Protection  
ENVIRONMENTAL SPECIFICATIONS  
Operating Ambient Temperature  
Storage Temperature  
Case Temperature  
Continuous, Automatic Recovery  
Yes  
Natural Convection  
-40  
-55  
+85  
+125  
+95  
95  
ºC  
ºC  
ºC  
Humidity  
Non-Condensing  
Internal IC Junction  
%RH  
ºC  
Thermal Shutdown  
150  
Cooling(4)  
Natural Convection  
260  
Lead-Free Reflow Solder Process  
MTBF (Calculated)  
1.5mm from case for 10sec.  
MIL-HDBK-217F@25ºC, Ground Benign  
ºC  
9,000,000  
Hours  
GENERAL SPECIFICATIONS  
Efficiency  
Switching Frequency  
See Table  
420  
KHz  
Wall Industries, Inc. • 37 Industrial Drive, Exeter, NH 03833 • Tel: 603-778-2300 • Toll Free: 888-597-9255 •  
Fax 603-778-9797  
3/9/2017  
Page 1 of 4  
website: www.wallindustries.com • e-mail: sales@wallindustries.com  
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