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UM2125 fiches techniques PDF

UNIVERSAL MICROELECTRONICS - (UM2100 Series) 2 Watt DC-DC Converters

Numéro de référence UM2125
Description (UM2100 Series) 2 Watt DC-DC Converters
Fabricant UNIVERSAL MICROELECTRONICS 
Logo UNIVERSAL MICROELECTRONICS 





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UM2125 fiche technique
UM2100 SERIES
2 Watt DC-DC Converters
24-Pin Dip Package
High Efficiency (up to 80%)
Regulated Outputs
Pi Input Filter
3000 VDC Isolation
Continuous Short Circuit Protection
Conductive EMI Meets CISPR22 Class A
SPECIFICATIONS
All specifications are typical at nominal line full load, and
25°C unless otherwise noted.
INPUT SPECIFICATIONS
Input Voltage Range .………………….. 5V .……… 4.5-5.5V
12V …….……. 9-18V
24V .…….…. 18-36V
48V …….….. 36-72V
Input Filter .……….……………………...…….... Pi Network
OUTPUT SPECIFICATIONS
Voltage Accuracy .…………..…….…………... ±2.0% max.
Voltage Balance (Dual)1 …….…………...…....... ±2.0% max.
Ripple and Noise, 20MHz BW .……….….... 60mV P-P max.
Temperature Coefficient .……………………...…. ±0.05%/°C
Short Circuit Protection ………………………..... Continuous
Line Regulation2 .……………….……….……………... ±0.5%
Load Regulation3 ……………….…..………………...... ±0.5%
GENERAL SPECIFICATIONS
Efficiency …………………………………..…….…. See Table
Isolation Voltage .…………………….…….... 3000 VDC min.
Isolation Resistance …………….……………. 108 ohms min.
Switching Frequency .………..……….….... 150KHz-850KHz
(Depending on Loading)
Operating Temperature Range
Ambient, None Derating …………..…….. -25°C to +71°C
Cooling .……………………….…….... Free Air Convection
Storage Temperature Range .…………….. -40°C to +100°C
Humidity .……..……………….…………….... 95% R.H. max.
Dimensions CASE A …………………… 1.25*0.8*0.4 inches
(31.8*20.3*10.2 mm)
Case Material
Standard Models …………. Non-Conductive Black Plastic
UL94V-0
Weight ………….…………………………………………... 15g
NOTES
1. For common output models.
2. Measured from high line to low line.
3. Measured from full load to 10% load.
- 20 -
UNIVERSAL
MICROELECTRONICS
3,27TH RD., TAICHUNG INDUSTRIAL PARK,
TAICHUNG, TAIWAN, R.O.C.
TEL: 886-4-23590096 FAX: 886-4-23590129
Free Datasheet http://www.Datasheet4U.com

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