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PDF UM418 Data sheet ( Hoja de datos )
| Número de pieza | UM418 | |
| Descripción | (UM400 Series) 5 to 6 Watt DC/DC Converters | |
| Fabricantes | Universal Microelectronic | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de UM418 (archivo pdf) en la parte inferior de esta página. Total 2 Páginas | ||
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UM400 SERIES
5 to 6 Watt DC/DC Converters
■ High Performance
■ Regulated Outputs
■ Pi Input Filter
■ 60% Efficiency
■ Six-Sided Shield
SPECIFICATIONS
All specifications are typical at nominal line, full load and
25°C unless otherwise noted.
INPUT SPECIFICATIONS
Input Voltage Range …..…………………….…..… See Table
Input Filter …………………………….………..….. Pi Network
GENERAL SPECIFICATIONS
Efficiency ……….………………….………..………..…… 60%
Isolation Voltage …..…………………………... 500 VDC min.
Isolation Capacitance ……………………….…………... 80pF
Isolation Resistance …..………………..….…. 108 ohms min.
Switching Frequency ……………………….…… 20 KHz min.
Operating Temperature Range
Ambient, None Derating ……….………… -25°C to +71°C
Cooling ….…….……………………… Free Air Convection
Storage Temperature Range ………….…. –40°C to +100°C
EMI/RFI2 ……………..……….. Six-Sided Continuous Shield
Dimensions …………………………….……… 2*2*0.4 inches
(50.8*50.8*10.2mm)
Case Material
Standard Models …..……… Non-Conductive Black Plastic
UL94V-0
Suffix ”M” Models …………….... Black-Coated Copper with
Non-Conductive Base
Weight ……………………..………………………………. 46g
OUTPUT SPECIFICATIONS
Voltage Accuracy …………………….……...… ±1.0% max.
Voltage Balance, Dual Output ……..…………..…… ±0.5%
Temperature Coefficient
Single Output ……...……………………….….. ±0.02%/°C
Dual Output ……...…………………………..… ±0.01%/°C
Ripple and Noise1, 20MHz BW
Single Output ……...………………….…… 50mV P-P max.
Dual Output ……...……………………….… 35mV P-P max.
Short Circuit Protection ………………….....…. Current Limit
Line Regulation ………………………………..……. ±0.02%
Load Regulation ……………………………....……. ±0.2%
Input Voltage 60% FL 80% FL 100% FL
5V 4.4-6.5V 4.5-6.0V 4.65-5.5V
12V 10.56-15.6V 10.8-14.4V 11.16-13.2V
24V 21.12-31.2V 21.6-28.8V 22.32-26.4V
28V 24.64-36.4V 25.2-33.6V 26.04-30.8V
48V 42.24-62.4V 43.2-57.6V 44.64-52.8V
NOTE:
1. Measured with 0.1uF ceramic capacitor connected to the
output pins.
2. Metal case only.
UM400
UNIVERSAL
3,27TH RD., TAICHUNG INDUSTRIAL PARK,
TAICHUNG, TAIWAN, R.O.C.
MICROELECTRONICS TEL: 886-4-23590096 FAX: 886-4-23590129
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