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
All specifications are typical at nominal line, full load and
25°C unless otherwise noted.
GENERAL SPECIFICATIONS
Efficiency ……………………….………………….. See Table
Isolation Voltage .……………….…………….. 500 VDC min.
Isolation Resistance .………….…………..…. 10
8
Ohms min.
Switching Frequency .………….…………………….. 100KHz
Case Grounding .……………….. Capacity Coupled to Input
Operating Temperature Range
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)
Case Material ………………….... Black-Coated Copper with
Non-Conductive Base
Weight …………………..……………………………....... 180g
INPUT SPECIFICATIONS
Input Voltage Range, 12V.………………..……..……..9-18V
24V.…………………………...18-36V
48V..…………………………..36-72V
Input Filter…………………………………….…....Pi Network
Reverse Voltage Protection
1
……….…..Internal Shunt Diode
Use External Fuse
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
Single, 25% Step Load Change .………………. <500µsec.
Dual,FL-1/2L,±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
2
Line Regulation , Single/Dual Output ………….. ±0.2% max.
Triple Output .……….…..…….. ±1% max.
3
Load Regulation ,Single/Dual Output .……….….. ±1% max.
Triple Output ……………………. ±5% max.
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,……………………………….……..<1.8VDC
Shutdown Idle Current……………….……...…..10mA
Control Common………...Referenced to Input Minus
PCB Design
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