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UWE-100-120W Series
Wide Input, Isolated Eighth-Brick DC-DC Converters
FUNCTIONAL SPECIFICATIONS, UWE-5/20-Q48-C
ABSOLUTE MAXIMUM RATINGS
CONDITIONS AND COMMENTS ?
MINIMUM
TYPICAL/NOMINAL
MAXIMUM
UNITS
Input Voltage, Continuous
Input Voltage, Transient
Isolation Voltage
Input Reverse Polarity
Full power operation
Operating or non-operating,
100 mS max. duration
Input to output
None, install external fuse
None
80
100
2250
Vdc
Vdc
Vdc
Vdc
On/Off Remote Control
Output Power
Power on or off, referred to -Vin
0
0
15
101
Vdc
W
Output Current
Current-limited, no damage,
short-circuit protected
0 20 A
Storage Temperature Range
Vin = Zero (no power) -55 125 °C
Absolute maximums are stress ratings. Exposure of devices to greater than any of these conditions may adversely affect long-term reliability. Proper operation under conditions other than those
listed in the Performance/Functional Speci?cation s Table is not implied or recommended.
INPUT
Operating voltage range
Recommended External Fuse
Start-up threshold, Turn On
Undervoltage shutdown, Turn Off : @10A load
Turn-On/Turn-Off Hysteresis
Overvoltage shutdown
Reverse Polarity Protection
Internal Filter Type
Input current
Full Load Conditions
Low Line
Inrush Transient
Short Circuit Input Current
No Load Input Current
Standby Mode Input Current (Off, UV, OT)
Re?ected (back) ripple current ?
Re?ected (back) ripple current ?
Pre-biased startup
CONDITIONS AND COMMENTS ? ?
18 48 75 Vdc
Fast blow 10 A
Rising input voltage 17 17.5 17 Vdc
Falling input voltage 15.5 16 17.5 Vdc
1 1.5 Vdc
NA Vdc
None, install external fuse None Vdc
L-C-type
Vin = nominal 2.30 2.36 A
Vin = minimum 6.11 6.27 A
0.1 A 2 -Sec.
250 350 mA
Iout = minimum, unit=ON 100 135 mA
5 10 mA
no ?ltering 500 600 mA, P-P
Measured at input with speci?ed ?lter 30 40 mA, P-P
Monotonic
GENERAL AND SAFETY
Vin=24V, full load 90.5 92 %
Ef ?ciency
Vin=min. to max. 89.5 91 %
Vin=48V, full load 89 90.5 %
Isolation
Isolation Voltage, input to output
Isolation Voltage, input to output
Isolation Voltage, input to baseplate
Isolation Voltage, output to baseplate
Insulation Safety Rating
Isolation Resistance
Isolation Capacitance
No baseplate 2250 Vdc
With baseplate 2250 Vdc
With baseplate 1500 Vdc
With baseplate 750 Vdc
basic
100 MΩ
1000 pF
Safety
Calculated MTBF
DYNAMIC CHARACTERISTICS
Certi?ed to UL-60950-1, CSA-C22.2 No.60950-1,
IEC/EN60950-1, 2nd edition (pending)
Per Telcordia SR332, issue 1, class 3, ground
?xed, Tambient=+40C
Yes
TBD Hours x 10 3
Fixed Switching Frequency
Startup Time
Startup Time
200 225 250 KHz
Power on, Vout regulated 20 30 mS
Remote ON to Vout regulated 20 30 mS
Dynamic Load Response
50-75-50% load step, settling time to within
2% of Vout.
100 200 μSec
Dynamic Load Peak Deviation
FEATURES AND OPTIONS
Remote On/Off Control ?
“N” suf ?x:
Negative Logic, ON state
Negative Logic, OFF state
Control Current
“P” suf ?x:
Positive Logic, ON state
Positive Logic, OFF state
Control Current
Base Plate
same as above ±450 mV
ON = Pin grounded or external voltage 0 0.8 V
OFF = Pin open or external voltage 3.5 15 V
open collector/drain 1 2 mA
ON = Pin open or external voltage 5 15 V
OFF = Ground pin or external voltage 0 0.8 V
open collector/drain 1 2 mA
"B" suf?x
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MDC_UWE-100-120W.B07 Page 8 of 27
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