Datasheet

UWE-100-120W Series
Wide Input, Isolated Eighth-Brick DC-DC Converters
MDC_UWE-100-120W.C02 Page 19 of 34
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FUNCTIONAL SPECIFICATIONS, UWE-12/10-Q12
ABSOLUTE MAXIMUM RATINGS
CONDITIONS AND COMMENTS ➀
MINIMUM TYPICAL/NOMINAL MAXIMUM UNITS
Input Voltage, Continuous Full power operation 36 Vdc
Input Voltage, Transient
Operating or non-operating,
100 mS max. duration
50 Vdc
Isolation Voltage Input to output Vdc
Input Reverse Polarity None, install external fuse None Vdc
On/Off Remote Control Power on or off, referred to -Vin 0 15 Vdc
Output Power 0 121.2 W
Output Current
Current-limited, no damage,
short-circuit protected
010A
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 Specifi cations Table is not implied or recommended.
INPUT
CONDITIONS AND COMMENTS ➀ ➂
Operating voltage range 9 12 36 Vdc
Recommended External Fuse Fast blow 20 A
Start-up threshold, Turn On Rising input voltage 9.5 10 10.5 Vdc
Undervoltage shutdown, Turn Off Falling input voltage 7.5 8 8.9 Vdc
Turn-On/Turn-Off Hysteresis 1 2 Vdc
Overvoltage shutdown NA Vdc
Reverse Polarity Protection None, install external fuse None Vdc
Internal Filter Type Pi-type
Input current
Full Load Conditions Vin = nominal 10.95 11.29 A
Low Line Vin = minimum 14.73 15.13 A
Inrush Transient 0.1 A
2
-Sec.
Output in Short Circuit 100 150 mA
No Load Input Current (Iout @ min) Iout = minimum, unit=ON 260 340 mA
Shut-Down Mode Input Current 58mA
Refl ected (back) ripple current ➁
no fi ltering 200 250 mA, P-P
Refl ected (back) ripple current ➁
Measured at input with specifi ed fi lter 20 30 mA, P-P
Pre-biased startup Monotonic
GENERAL AND SAFETY
Effi ciency
Vin=12V, full load 89.5 91.3 %
Vin=min. 89 90.5 %
Vin=24V, full load 89.5 91.4 %
Isolation
Isolation Voltage, input to output No baseplate 2250 Vdc
Isolation Voltage, input to output With baseplate 2250 Vdc
Isolation Voltage, input to baseplate With baseplate 1500 Vdc
Isolation Voltage, output to baseplate With baseplate 750 Vdc
Insulation Safety Rating basic
Isolation Resistance 100 M
Isolation Capacitance 1000 pF
Safety
Certifi ed to UL-60950-1, CSA-C22.2 No.60950-1,
IEC/EN60950-1, 2nd edition
Yes
Calculated MTBF
Per Telcordia SR332, issue 1, class 3, ground
fi xed, Tambient=+25°C
TBC Hours x 10
6
DYNAMIC CHARACTERISTICS
Fixed Switching Frequency 200 220 240 KHz
Startup Time Power on to Vout regulated 25 40 mS
Startup Time Remote ON to Vout regulated 25 40 mS
Dynamic Load Response
50-75-50% load step, settling time to within
±2% of Vout
50 100 µSec
Dynamic Load Peak Deviation same as above ±110 ±200 mV
FEATURES AND OPTIONS
Remote On/Off Control ➃
“N” suffi x:
Negative Logic, ON state ON = Pin grounded or external voltage 0 1 V
Negative Logic, OFF state OFF = Pin open or external voltage 3.5 15 V
Control Current open collector/drain 1 2 mA
“P” suffi x:
Positive Logic, ON state ON = Pin open or external voltage 3.5 15 V
Positive Logic, OFF state OFF = Ground pin or external voltage 0 0.8 V
Control Current open collector/drain 1 2 mA
Base Plate "B" suffi x