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120W DC/DC-ATX ITPS MINI CarPC Power Supply

Home > Car Pc > CarPC Power Supply > 120W DC/DC-ATX ITPS MINI CarPC Power Supply
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Product Abstract:

120W DC/DC-ATX ITPS MINI CarPC Power Supply


Product Description

1  Function Description

DC/DC ATX power supply for automobile application, 6-30VDC input, +5V,+12V,+3.3V,-12V,+5VSB and PG (power good signal) outputs.

2  Operation Environment

 

Item
Unit
Minimum
Typical
Maximum
Test Conditon
Temperature
?
-20
 
50
 
RH
%RH
40
 
90
No Condensation

3 Technique Requirement

3.1 Input Characteristic

 

Item
Unit
Minimum
Typical
Maximum
Test Conditon
DC INPUT
Vdc
6
12/24
30
 
Input Current
A
 
5/10
 
 
 

3.2  Output Characteristic

3.2.1  Output Voltage Regulation

 

Output
Min. Load
Max. Load
Peak Load
Output Voltage range
Ripple(pk-pk)(rated load?20MHz limit)*
+5V
0.5A
6A
8A
4.75~5.25V
50mV
+12V
0.3A
3A
 
11.40~12.60V
120mV
+3.3V
0.5A
6A
8A
3.14~3.55V
50mV
-12V
0A
0.1A
 
-11.0~-13.2V
120mV
+5VSB
0.1A
2A
 
4.75~5.25V
100mV
 
*: Need 0.5m/s air flow fan cooling .

3.2.2 Others Output Characteristics

 

Item
Unit
Minimum
Typical
Maximum
Test Conditon
Output Power
W
 
120
 
DC output power
Efficiency
%
 
90
 
Rated load
 
 
 
 
 
 
Turn on Overshoot
%
 
 
10
 
Rise Time
ms
 
20
 
Output voltage up from 0% to 95%,rated load
Hold up Time
ms
 
2
 
Rated load

3.3  EMC Requirement

 

Item
Request
Standard
Judgement Grade
Conducted interference
CLASS B, 3dB margin
EN55022
Ensure system pass the CLASS B and have 3dB margin
Radiation interference
CLASS B, 3dB margin
EN55022
Ensure system pass the CLASS B and have 3dB margin

3.4  Protection Function

 

Item
Unit
Yes/No
Minimum
Typical
Maximum
Recovery Characteristic
Input invertion protection
 
Yes
 
 
 
 
+5V OVP
V
Yes
5.8
 
6.8
Latched, need to re-apply DC input to recovery
+12V OVP
V
Yes
13.2
 
15.6
Latched
+3.3V OVP
V
Yes
3.9
 
4.3
Latched
Short CircuitProtection(+5V,+12V,+3.3V)
 
Yes
 
 
 
Lached
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