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PDF UM241x Data sheet ( Hoja de datos )
| Número de pieza | UM241x | |
| Descripción | (UM2400 Series) DC-DC Converters | |
| Fabricantes | Universal Microelectronic | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de UM241x (archivo pdf) en la parte inferior de esta página. Total 2 Páginas | ||
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UM2400 SERIES
25 to 30 Watt DC-DC Converters
♦ 4:1 Input Range
♦ 30W Isolated Output
♦ Efficiency to 83%
♦ Remote On/Off Control
♦ 100 KHz Switching Frequency
♦ Six-Sided Shield
♦ 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, 24V …………………………..… 9-36V
48V ……………………….…... 18-72V
Input Filter .………………………………...…….… Pi Network
Reverse Voltage Protection1 ..…….….. Internal Shunt Diode
Use External Fuse
OUTPUT SPECIFICATIONS
Voltage Accuracy, Single Output ………………… ±1% max.
Dual, +Output ….……..…….... ±1% max.
-Output .….……….….... ±3% max.
Triple, 5V .….…………….….... ±1% max.
12V/15V ….……….…... ±5% max.
Voltage Balance, Dual Output at Full Load,
……………..................................................... ±1.0% max.
Transient, Response
Single,25% Step Load Change ……………..… <500μsec.
Dual, FL-1/2FL, ± 1% Error Band …………….. <500μsec.
External Trim Adj, Range …………...………...…...….. ±10%
Ripple and Noise, 20MHz BW …………… 10mV RMS max.
75mV P-P max.
Temperature Coefficient ………….….…..... ±0.02%/°C max.
Short Circuit Protection .………………..……….. Continuous
Overvoltage Protection, 5V ………….………………….. 6.8V
12V .…….………..…………….... 15V
15V .…….……….……………..... 18V
Line Regulation2, Single/Dual Output …..……... ±0.5% max.
Triple Output ..….……….……... ±1% max.
Load Regulation3, Single/Dual Output ..……….… ±1% max.
Triple Output .…….….….…..... ±5% max.
GENERAL SPECIFICATIONS
Efficiency .…………………………….…………….. See Table
Isolation Voltage …………………….………. 1500 VDC min.
Isolation Resistance .……………..….…….… 108 ohms min.
Switching Frequency …….……..…………….……… 100KHz
Case Grounding ……………….... Capacity Coupled to Input
Operating Temperature Range
Ambient, None Derating ……………….….. -25°C to +60°C
Derating .……………….….….……….... 0.67W/°C
Cooling .……………………….……..... Free-Air Convection
Storage Temperature Range ………...…… -55°C to+105°C
EMI/RFI .……………….….….. Six-Sided Continuous Shield
Dimensions …………….……………… 2.56*3.0*0.83 inches
(65*76.2*21.1mm)
Case Material …………………… Black-Coated Copper with
Non-Conductive Base
Weight .………………………………………………….... 180g
NOTES
1. Determine the correct fuse size by calculating the
maximum DC current drain at low line input, maximum
load and then adding 20% to 25% to get the desired
fuse size.
2. Measured from high line to low line.
3. Measured from full load to 1/4 full load.
REMOTE ON/OFF CONTROL
Logic Compatibility ……………………………………………
…………………………..… CMOS or Open Collector TTL
Ec-ON, ………………..……… >+5.5 VDC or Open Circuit
Ec-OFF, …………………………………..………. <1.8 VDC
Shutdown Idle Current …..………………………….. 10mA
Control Common ………..…… Referenced to Input Minus
UM2400
UNIVERSAL
MICROELECTRONICS
1 of 2
3,27TH RD., TAICHUNG INDUSTRIAL PARK,
TAICHUNG, TAIWAN, R.O.C.
TEL: 886-4-23590096 FAX: 886-4-23590129
www.DataSheet4RUE.cVo.m1
www.DataSheet4U.com
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| PDF Descargar | [ Datasheet UM241x.PDF ] | |
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