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UM2401

Universal Microelectronic
Part Number UM2401
Manufacturer Universal Microelectronic
Description (UM2400 Series) DC-DC Converters
Published Mar 25, 2006
Detailed Description UM2400 SERIES 25 to 30 Watt DC-DC Converters ♦ 4:1 Input Range ♦ 30W Isolated Output ♦ Efficiency to 83% ♦ Remote On/Off...
Datasheet PDF File UM2401 PDF File

UM2401
UM2401

Overview
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.
GENERAL SPECIFICATIONS Efficiency .
…………………………….
…………….
.
See Table Isolation Voltage …………………….
……….
1500 VDC min.
8 Isolation Resistance .
…………….
.
….
…….
… 10 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 INPUT SPECIFICATIONS Input Voltage Range, 24V ………………………….
.
… 9-36V 48V ……………………….
….
.
.
18-72V Input Filter .
……………………………….
.
.
…….
… Pi Network 1 Reverse Voltage Protection .
.
…….
….
.
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/...


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