V25
SPECIFICATIONS
All Specifications Typical At Nominal Line, Full Load, and 25
℃
Unless Otherwise Noted
INPUT SPECIFICATIONS:
Input Voltage Range ....……………..................... 48V.................. 36-75V
Input Surge Voltage (100ms max.) ………….… 48V ......... 100Vdc max.
Undervoltage lockout ……... 48Vin power up …………. 34V
48Vin power down ………...…. 32.5V
Positive Logic Remote ON/OFF (note 3 & 4)
Input Filter ………………………………………………..….……... PI Type
GENRAL SPECIFICATIONS:
Efficiency .................….............................................…....... See Table
Isolation Voltage ..................... Input/Output ....……….. 1500VDC min.
Input/Case ……………….. 1500VDC min.
Output/Case …..…….…… 1500VDC min.
7
Isolation Resistance .............................…..................... 10 ohm min.
Isolation Capacitance …………………..…………………..…… 1000pF Typ.
Switching Frequency ....................................…............... 500KHz ,Typ.
Operating Case Temperature ………….....……............ -40
℃
to +100
℃
Storage Temperature ……………….....…................. -40
℃
to +105
℃
Humidity .................................................... 95% RH max. Non condensing
MTBF ……. MIL-STD-217F, GB, 25
℃
, Full Load ...………… 900khrs Typ.
Thermal Shutdown, Case Temp. .……………………..……. 100
℃
Typ.
Dimensions ........................ 2.28×2.40x0.50 inches (57.9x61.0×12.7 mm)
Case Material ................…......................…………………... Aluminum
Weight …………………………………………………………………… 100g
OUTPUT SPECIFICATIONS:
Voltage Accuracy: ..........................................………..........
±1%
max.
Transient Response:25% Step Load Change ……………… <500u sec.
External Trim Adj. Range ……………………………………….……
±10%
Ripple & Noise, 20MHz BW(note 5)
2.5V & 3.3V & 5V ……….. 40mV RMS, max.
100mV pk-pk, max.
12V & 15V ……………….. 60mV RMS, max.
150mV pk-pk, max.
24V ……………………… 100mV RMS, max.
240mV pk-pk, max.
Temperature Coefficient ....................………..............….....
±0.03%/°C
Short Circuit Protection ...........………………......................... Continuous
Line Regulation (note 1) ……..................................….
±0.2%
max.
Load Regulation (note 2) ……............…......................
±0.2%
max.
Over Voltage Protection trip Range, % Vo nom. .................. 115-140%
Current Limit .................…………………... 110% ~140% Nominal Output
Start up time ……………………….……………………..…... 5ms Typ.
NOTE:
1. Measured From High Line to Low Line
2. Measured From Full Load to Zero Load
3. Logic Compatibility …. Open Collector ref to -Input
Module ON …………………………….………………. Open Circuit
Module OFF ……………………………………………….. < 0.8Vdc
4. Suffix "N" to the Model Number with Negative Logic Remote ON/OFF
5. Output Ripple and Noise measured with 10uF tantalum and 1uF ceramic
capacitor across output
6. Suffix “-C” to the Model Number with Clear Mounting Insert (3.2mm DIA.)
CASE HB
All Dimensions In Inches(mm)
Tolerances
Inches: X.XX= ±0.02 , X.XXX= ±0.010
Millimeters: X.X= ±0.5 , X.XX=±0.25
Mounting Inserts
M3*0.5 Through 4pl.
BOTTOM VIEW
Pin
1
2
3
4
5
6
7
8
9
Function
+Vin
ON/OFF
CASE
-Vin
-Vout
-Sense
Trim
+Sense
+Vout
REMOTE ON/OFF CONTROL
ON/OFF (2)
EXTERNAL OUTPUT TRIM
+SENSE (8)
TRIM DOWN
+SENSE (8)
HIGH SIGNAL HERE
DISABLE OUTPUT
-VIN (4)
TRIM (7)
TRIM UP
-SENSE (6)
TRIM (7)
10K ohms
TRIMPOT
-SENSE (6)
2
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