A300ERW Series
Low Cost, 3W
Wide 2:1 Input
DC/DC Converters
Electrical Specifications
Specifications typical @ +25°C, nominal input voltage & rated output current, unless otherwise noted. Specifications subject to change without notice.
Key Features:
• 3W Output Power
• EN 60950 Approved (UL)
Input
Parameter
Conditions
Input Start Voltage
• 2:1 Input Voltage Range
• 1,500 VDC Isolation
• Compact DIP Case
• Single & Dual Outputs
• Meets EN55022 Class A
• 1.0 MH MTBF
• Industry Standard Pin-Out
• LOW COST!
Input Filter
Reverse Polarity Input Current
Short Circuit Input Power
Min.
Typ.
Max.
5 VDC Input
3.5
4.0
4.5
12 VDC Input
4.5
7.0
9.0
24 VDC Input
8.0
12.0
18.0
48 VDC Input 16.0
24.0
36.0
(Pi) Filter (Meets EN55022 Class “A”)
1.0
1,000 1,500
Units
VDC
A
mW
Output
Parameter
Output Voltage Accuracy
Output Voltage Balance
Line Regulation
Load Regulation
Ripple & Noise (20 MHz)
Ripple & Noise (20 MHz)
Ripple & Noise (20 MHz)
Output Power Protection
Transient Recovery Time, See Note 2
Transient Response Deviation
Temperature Coefficient
Output Short Circuit
Conditions
Min.
Typ.
±0.5
±0.5
±0.2
±0.2
45
Max.
±2.0
±2.0
±0.5
±0.5
60
100
15
300
±3.0
±0.01
Continuous (Autorecovery)
500
±5.0
±0.02
Dual Output , Balanced Loads
Vin = Min to Max
Iout = 10% to 100%
See Note 1
Over Line, Load & Temp.
120
25% Load Step Change
Units
%
%
%
%
mV P - P
mV P - P
mV rms
%
µSec
%
%/ºC
General
Parameter
Isolation Voltage
Isolation Resistance
Isolation Capacitance
Switching Frequency
Conditions
60 Seconds
500 VDC
100 kHz, 1V
Min.
1,500
1,000
Typ.
Max.
150
300
Units
VDC
M
pF
kHz
Environmental
MicroPower Direct
292 Page Street
Suite D
Stoughton, MA 02072
USA
T: (781) 344-8226
F: (781) 344-8481
E: sales@micropowerdirect.com
W: www.micropowerdirect.com
Parameter
Operating Temperature Range
Operating Temperature Range
Storage Temperature Range
Cooling
Humidity
Conducted EMI
Physical
Case Size
Case Material
Weight
Conditions
Ambient
Case
Min.
-40
Typ.
+25
Units
ºC
ºC
ºC
95
-40
Free Air Convection
RH, Non-condensing
EN55022 Class “A”
Max.
+71
+90
+125
%
1.25 x 0.80 x 0.40 Inches (31.8 x 20.3 x 10.2 mm)
Non-Conductive Black Plastic (UL-94V0)
0.42 Oz (12g)
Reliability Specifications
Parameter
MTBF
Safety Standards
Safety Approvals
Conditions
Min.
Typ.
MIL HDBK 217F, 25ºC, Gnd Benign
1.0
UL 60950, EN 60950
UL, cUL; File No. E245422
Max.
Units
MHours
Max.
11.0
25.0
50.0
100.0
260
2,500
Units
Absolute Maximum Ratings
Parameter
Conditions
Input Voltage Surge (1 Sec)
Lead Temperature
Internal Power Dissipation
5 VDC Input
12 VDC Input
24 VDC Input
48 VDC Input
1.5 mm From Case For 10 Sec
All Models
Min.
-0.7
-0.7
-0.7
-0.7
Typ.
Caution: Exceeding Absolute Maximum Ratings may damage the module. These are not continuous operating ratings.
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VDC
ºC
mW
