OFM20 [ASTRODYNE]
20W Ultraminiature Open Frame Switching Power Supplies; 20W超小型开放式开关电源
| 型号： | OFM20 |
| 厂家： | 
ASTRODYNE CORPORATION |
| 描述： | 20W Ultraminiature Open Frame Switching Power Supplies |
| 文件： | 总3页 (文件大小：567K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
20W Ultraminiature Open Frame Switching Power Supplies
OFM20 series
Universal 85-265VAC Input
High Efficiency
Regulated Outputs
3000V Isolation
Single and Dual Outputs
UL60950-1, EN60950-1 & IEC60950-1 Approved
2.0”W x 3.5”L x 0.8”H
Model Number
Output Voltage
Output Amps(max)
(pk)
SINGLE OUTPUT
OFM-0200
3.3 VDC
5 VDC
5.4A
4.4A
1.8A
1.4A
0.92A
6.5A
5.2A
2.2A
1.7A
1.1A
OFM-0201
OFM-0202
12 VDC
15VDC
24VDC
OFM-0203
OFM-0205
DUAL OUTPUT
OFM-0206
+/-12VDC
+/-15VDC
+/-0.92A
+/-0.73A
+/-1.1A
OFM-0207
+/-0.87A
Order On-Line!
astrodyne.com
300 Myles Standish Blvd., Taunton, MA 02780
Ph: 1-800-823-8082 Fax: 508-823-8181
WWW.ASTRODYNE.COM
20W Ultraminiature Open Frame Switching Power Supplies
OFM20 series
INPUT SPECIFICATIONS
GENERAL SPECIFICATIONS
Input Voltage Range
Frequency Range
Inrush Current, typ:
85-265 VAC
Input-Out Isolation
I/P-Ground
3000VAC, (4000VAC Medical)
2500VAC
47-440 Hz
20A@100V, 40A@200V Input *
O/P-Ground
1000VAC
Efficiency
75%~78%, typ
Switching Frequency
100Khz, (fixed, typical)
OUTPUT SPECIFICATIONS
Voltage and Current
Load Regulation (20%-FL)
Line Regulation
See Selection Chart
Singles: +/-0.5%,Duals: +/-0.5%
Singles +/- 0.1~1%, typ
Duals +/- 0.3~1%, typ
2%
PHYSICAL SPECIFICATIONS
Size
2.0” x 3.5” x 0.80”
Open Frame
3.1oz (88g)
Construction
Weight
Cross Regulation (Duals)
Preset Accuracy
1%
DC Voltage Adjust (typ)
Temperature Coefficient
Ripple/Noise
+/- 6% of FS (Primary)
+/-0.03%/°C
ENVIRONMENTAL SPECIFICATIONS
100mV Pk-Pk, typ
Clamp, 130-150% *
Latching, Cool and Repower
Continuous, self-recovering
20 mS, typ
Oper. Temperature
Storage Temperature
Relative Humidity
EMC
0 to +70°C (See Derate)
Over Voltage Protection
Over Temp. Protection
Short Circuit Protection
Hold Up Time
-25 to +71°C *
0 to + 95%, non-cond *
FCC/A, VDE 0871/A
(Mil Std 217, 25°C)
MTBF
520,000 Hrs
All specifications are typical at nominal input, full load, and 25°C unless other-
wise noted
Astrodyne products are not authorized or warranteed for use
as critical components in life support systems, equipment used
in hazardous environments, nuclear controls systems, or other
mission-critical applications.
* These are stress ratings. Exposure of the devices to any of these conditions
may adversely affect long term reliability. Proper operation under conditions
other than the standard operating conditions is neither warranteed nor implied.
300 Myles Standish Blvd., Taunton, MA 02780
WWW.ASTRODYNE.COM
Ph: 1-800-823-8082
Fax: 508-823-8181
20W Ultraminiature Open Frame Switching Power Supplies
OFM20 series
OUTPUT DERATING CURVE
100
90
80
70
60
50
40
30
20
0
10 20
30
40
50
60
70
Ambient Temperature, °C
MECHANICAL DIMENSIONS
Pin #
Single Outputs Dual Outputs
.80 (20.32)
3
4
5
6
- Out
- Out
+ Out
+ Out
- Out
COM
COM
+ Out
1
2
6
5
4
3
+ +
+ +
+
+
+ +
+
+ +
+
.150 (3.81)
3.200 (81.28)
3.50 (88.90)
300 Myles Standish Blvd., Taunton, MA 02780
WWW.ASTRODYNE.COM
Ph: 1-800-823-8082
Fax: 508-823-8181
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