V20
SPECIFICATIONS
All Specifications Typical At Nominal Line, Full Load, and 25
℃
Unless Otherwise Noted
INPUT SPECIFICATIONS:
Input Voltage Range ....……………..........….......... 24V ......................... 9-36V
48V ....................... 18-75V
Input Surge Voltage (100ms max.) ……….….… 24V …............. 50Vdc max.
48V ................ 100Vdc max.
Under voltage lockout ………..….. 24Vin power up ….…...…..……. 8.8V typ.
24Vin power down ……..….……. 8.0V typ.
48Vin power up …….…..…….….. 17V typ.
48Vin power down ………..……... 16V typ.
Positive Logic Remote ON/OFF (note 3 & 4)
Input Filter ………………………………………………..….……... PI Type
GENRAL SPECIFICATIONS:
Efficiency ..............................................................…..……... See Table
Isolation Voltage ..........….. Input/Output ....……..…. 1500VDC max.
8
Isolation Resistance ...........................…...................……. 10 ohm min.
Isolation Capacitance …………………..…………………..… 1000pF Typ.
Switching Frequency ................... 24Vin ................…….... 300KHz, Typ.
48Vin ..…...........…….... 250KHz, Typ.
Operating Ambient Temperature …………………...…... -40℃ to +85℃
De-rating, Above 60℃ ………………… Linearly to Zero power at 100℃
Case Temperature (Note5) ………………………………….. 100℃ max.
Cooling ………………………………………………… Natural Convection
Storage Temperature ……………...….......………....... -55℃ to +125℃
Humidity ................................................. 95% RH max. Non condensing
MTBF ………. MIL-STD-217F, GB, 25℃, Full Load …… 650KHrs Typ.
Thermal Shutdown, Case Temp. .…………...................……. 110℃ Typ.
Dimensions ........................ 2.00×1.60x0.40 inches(50.8x40.6×10.2 mm)
Case Material …….… Black Coated Copper with Non-Conductive Base
Weight …………………………………………………………………… 50g
OUTPUT SPECIFICATIONS:
Voltage Accuracy: .............................................………..........
±1.5%
max.
Transient Response: 75% - 100% Step Load Change
Error Band …………………………………………..………..
±5%
Vout nominal
Recovery Time ………………………………….………………….…….. < 300us
External Adjustment Range, %Vo ……………………….…………......
±10%
Ripple & Noise, 20MHz BW ( Measured with 0.1uF MLCC )
3.3V & 5V ………..…..……..…. 20mV RMS, max. 75mV pk-pk, max.
12V & 15V ……………...….… 20mV RMS, max. 100mV pk-pk, max.
Temperature Coefficient ....................……….....….......….....
±0.02%/°C
Line Regulation (note 1) .….….….....................................….
±0.5%
max.
Load Regulation (note 2) …………………..…................…......
±0.5%
max.
Output Over voltage Protection ( Zener or TVS Clamp)
3.3V ……………………………..……………………...………….. 3.9V
5V ………………………………………..……………..………….. 6.2V
12V ………………………………..…………….………………….. 15V
15V ………………………………………………..…………..……. 18V
Output Current Limit, % Nominal Output .....................……….... 110% ~150%
Output Short Circuit Protection ......……..……..…. Continuous (hiccup mode)
Start up time …………………………………….………………..…... 8ms Typ.
NOTE :
1. Measured From High Line to Low Line
2. Measured From Full Load to 10% Load
3. Logic Compatibility …. CMOS or Open Collector TTL, ref. to -Vin
Module ON …………..……… >3.5Vdc to 75Vdc or Open Circuit
Module OFF ……..………………………………….……. <1.2Vdc
4. Suffix "N" to the Model Number with Negative Logic Remote ON/OFF
Module ON ……………………………………..………... <1.2Vdc,
Module OFF ……….……….. >3.5Vdc to 75Vdc or Open Circuit
5. Maximum case temperature under any operating condition should
not be exceeded 100℃
EXTERNAL OUTPUT TRIM
+Vout
TRIM DOWN
Typical Derating curve for Natural Convection
120%
100%
LOAD(%)
80%
60%
40%
20%
0%
-40
Natural
Convection
100
-20
0
20
40
60
80
o
Ambient Temperature( C)
100
-40
60
+Vout
TRIM
TRIM UP
TRIM
10K Ohms
TRIMPOT
-Vout
-Vout
Case SC Dimensions:
All Dimensions In Inches(mm)
Tolerance
Inches: .XX=±0.04, .XXX=±0.010
Millimeters: .X=±1.0, .XX=±0.25
8
7
6
5
DIA
P IN C O NN ECTIO N S
BOTTOM VIEW
Pin
1
3
4
Function
O n/O ff Control
-Vin
+V in
Trim
-V out
+V out
No P in
4
3
1
5
6
7
8
2
京公网安备 11010802033920号
EEWORLD
