Series
A300ERU
Low Cost, 4:1 Input 3W
Single & Dual Output
DC/DC Converters
Electrical Specifications
Specifications typical @ +25°C, nominal input voltage & rated output current, unless otherwise noted. Specifications subject to change without notice.
Input
Parameter
Key Features:
• 3W Output Power
Conditions
24 VDC Input
Min.
Typ.
24.0
48.0
Max.
36.0
72.0
Units
9.0
• 4:1 Input Voltage Range
• 1,500 VDC Isolation
• -40ºC to +85ºC Temp Range
• Compact DIP Case
• Single & Dual Outputs
• 1.0 MH MTBF
Input Voltage Range (See Note 1)
VDC
48 VDC Input 18.0
Capacitors
Input Filter
Short Circuit Input Power
2,000
mW
Output
Parameter
Conditions
Min.
Typ.
1.0
3.0
0.2
0.5
75
Max.
Units
%
Output Voltage Accuracy
Output Voltage Balance
Line Regulation
See Note 2
Dual Output , Balanced Loads
Vin = Min to Max
3.0
• Industry Standard Pin-Out
• Low, Low Cost!
%
0.5
1.0
%
Load Regulation
Ripple & Noise (20 MHz)
Output Power Protection
Temperature Coefficient
Output Short Circuit
General
Iout = 10% to 100%
See Note 3
%
150
mV P - P
%
120
0.03
%/ºC
Continuous (Autorecovery)
Parameter
Conditions
Min.
60 Seconds 1,500
500 VDC 1,000
Typ.
Max.
Units
VDC
M⍀
pF
Isolation Voltage
Isolation Resistance
Isolation Capacitance
Switching Frequency
Environmental
Parameter
100
300
kHz
Conditions
Min.
Typ.
Max.
+85
Units
ºC
Operating Temperature Range
Storage Temperature Range
Cooling
Ambient
-40
-55
+125
ºC
Free Air Convection
RH, Non-condensing
Humidity
95
%
Physical
Case Size (See Note 4)
Case Material (See Note 4)
Weight
1.25 x 0.80 x 0.37 Inches (31.8 x 20.3 x 9.5 mm)
Non-Conductive Black Plastic (UL94V-0)
0.52 Oz (15g)
MicroPower Direct
292 Page Street
Suite D
Stoughton, MA 02072
USA
Reliability Specifications
Parameter
Conditions
Min.
Typ.
Typ.
Max.
Units
MTBF
MIL HDBK 217F, 25ºC, Gnd Benign
1.0
MHours
Absolute Maximum Ratings
Parameter
T: (781) 344-8226
F: (781) 344-8481
E: sales@micropowerdirect.com
W: www.micropowerdirect.com
Conditions
Min.
Max.
40.0
80.0
300
Units
24 VDC Input -0.7
48 VDC Input -0.7
Input Voltage Surge (1 Sec)
VDC
Lead Temperature
1.5 mm From Case For 10 Sec
All Models
ºC
Internal Power Dissipation
2,500
mW
Caution: Exceeding Absolute Maximum Ratings may damage the module. These are not continuous operating ratings.
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