UM600 SERIES
15 Watt DC-DC Converters
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2:1 Input Range
15W Isolated Output
Efficiency to 84%
Remote On/Off Control
100 KHz Switching Frequency
Six-Sided Shield
SPECIFICATIONS
GENERAL SPECIFICATIONS
All specifications are typical at nominal line, full load and
25°C unless otherwise noted.
Efficiency ……………………….………………….. See Table
Isolation Voltage .……………….…………….. 500 VDC min.
Isolation Resistance .………….…………..…. 108 Ohms min.
Switching Frequency .………….…………………….. 100KHz
Case Grounding .……………….. Capacity Coupled to Input
Operating Temperature Range
INPUT SPECIFICATIONS
Ambient, None Derating ……..…………..... -25°C to +71°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)
Input Voltage Range, 12V.………………..……..……..9-18V
24V.…………………………...18-36V
48V..…………………………..36-72V
Input Filter…………………………………….…....Pi Network
Reverse Voltage Protection1……….…..Internal Shunt Diode
Use External Fuse
Case Material ………………….... Black-Coated Copper with
Non-Conductive Base
Weight …………………..……………………………....... 180g
OUTPUT SPECIFICATIONS
Voltage Accuracy, Single Output ……………..…... ±1% max.
Dual +Output .…………...….... ±1% max.
-Output .………...……... ±3% max.
Triple, 5V ……….…..………... ±2% max.
±12V/15V ……..…..….... ±3% max.
Voltage Balance, Dual Output at Full Load .…... ±1.0% max.
Transient Response
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.
Single, 25% Step Load Change .………………. <500msec.
Dual,FL-1/2L,±1% Error Band …..………….... <500msec.
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
REMOTE ON/OFF CONTROL
Logic Compatibility…………………………………….
…….……………………CMOS or Open Collector TTL
Ec-ON,…………………….>+5.5 VDC or Open Circuit
Ec-OFF,……………………………….……..<1.8VDC
Shutdown Idle Current……………….……...…..10mA
Control Common………...Referenced to Input Minus
15V ………………...……………. 18V
Line Regulation2, Single/Dual Output ………….. ±0.2% max.
Triple Output .……….…..…….. ±1% max.
Load Regulation3,Single/Dual Output .……….….. ±1% max.
Triple Output ……………………. ±5% max.
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