hopely 2008-4-1 15:28
120W DC/DC-ATX MINI带ITPS车载电脑电源
[attach]898[/attach]
性能:
高效率.薄尺寸
1U尺寸
OVP、OCP、短路保护
标准ATX输出
带ITPS智能控制汽车点火系统
6-30V宽输入范围设计(6-30V可选)
输入参数:
输入电压:6-30VDC
输入电流:13A@12VDC
冲击电流:15A
输入保险丝:15A
输出参数:
输出电压 +3.3V +5V +12V -12V +5VSB
输出电流 6A 6A 5A 0.05A 1.0A
电压调整 2% 2% 2% 10% 2%
输出纹波 50mv 50mv 120mv 120mv 50mv
过压保护 yes yes yes N/A N/A
过流保护 yes yes yes N/A yes
短路保护 yes yes yes yes yes
上升时间 10ms 10ms 10ms 10ms 10ms
一般参数:
效率:94% typical
维持时间:2ms
开关频率: Fixed 200 Khz
安全标准: UL,CE,CCC
重量:150kg
平均无故障时间:>120,000hours
EMC标准
传导标准:EN55022,LevelA
辐射标准:EN55022,LevelA
静电标准:EN61000-4-2.Level3
雷击标准:EN61000-4-5,Level2
放射标准:EN61000-4-3,10V/M
环境参数:
工作温度:-10℃ to +50℃
储存温度:-40℃ to +85℃
冷却方式:风扇冷却
相对湿度:5% to 95% RH
工作高度:10,000 feet max
震动标准:5-500HZ,2.4G rms
hopely 2008-4-1 15:42
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
