12V 3A电源适配器

已获取认证：CB\CCC\GS\CE\BS\CTUVUS\SAA\KC\PSE(双系列认证：60950和60065）

1、描述/ DESCRIPTION:
The purpose of the document is to specify the functional requirements of a 36 Wswitching power supply.
2、输入特性/INPUT CHARACTERISTICS:
2.1输入电压/Input Voltage:
额定电压/Rated Voltage:100~240Vac
调整范围/Variation Range:90-264Vac
2.2输入频率/Input Frequency:
额定频率/ Rated Frequency: 50/60Hz.
调整频率/Variation Frequency:47-63Hz
2.3输入电流/Input Current:
当输入交流电压为额定值的下限电压负载满载时,较大输入交流电流0.8A.
0.8Amps maxAt any input voltage and rated, DC output rated load.
2.4浪涌电流/Inrush Current:
当输出为额定负载,环境温度为25℃,输入240Vac冷态起机时无损坏.
When the output of the rated load, the ambient temperature is 25℃, input from 240Vac cold machine without
damage to
2.5 AC漏电流/Ac Leakage Current:
当输入电压240Vac时,较大漏电流为0.25mA.
0.25mAMax.At240Vac input.

3、输出特性/OUTPUT CHARACTERISTICS:
3.1 输出功率/Power output
电压
Voltage
较小负载
Min. Load
额定负载
Rated. Load
峰值功率
Peak
输出功率
Output power
12Vdc 0.01A 3A 36W
3.2 负载特性,调整率/Combined Load/Line Regulation
电压
Voltage
较小负载
Min. Load
额定负载
Rated. Load
线性调整
Line Regulation
负载调整率
Load Regulation
12Vdc 0.01A 3A ±2% ±5%
3.3 纹波和噪音Ripple and Noise:
测试条件:在输入115/230Vac 和输出较小及较大负载时,使用示波器带宽为20MHz 连接到适配器的输出端,同
时输出端并联一个47uF的电解电容和一个0.1uF的瓷片电容.
At 115/230Vac input and output Min and Max.Load, the ripple and noise are as follows when measure with
Max.Bandwidth of 20MHz and Parallel 47uF/0.1uF,crossed connected at testing point.
电压较大纹波/较大噪音
Voltage Ripple and Noise(Max.)
+12Vdc 120mV p-p
3.4 启动延迟时间/Turn on delay time:
当输入115Vac和输出较大负载时,较大启动时间为2S.
2Seconds Max.at 115Vac input and output Max.load.
3.5 上升时间/Rise time:
当输入115Vac和输出较大负载时较大时间为40 mS.
40 mS Max.at 115Vac input and output Max load.
3.6 保持时间/Hold up time:
当输入115Vac 和输出较大负载时,较小保持时间为5 mS .
5 mS Min.at 115Vac input and output Max.Load.
3.7 效率/Efficiency:
当115/230Vac输入电压时，1/4，1/2，3/4和满载计算平均效率，较小82.25%。
82.25%Min, At 115/230Vac input voltage,1/4，1/2，3/4 and full load calculation average efficiency.
适配器满足能效IV。
Adapter meet efficiency lever IV。

3.8 过冲/Overshoot:
在电源开启或关闭的时候,较大15%.
15%Max.When power supply at turn off/on.
4、保护功能/PROTECTION FUNCTION:
4.1 短路测试/Short circuit test:
该电源供给器在短路解除时能正常工作恢复.
The power supply will be auto recovered when short circuit faults remove.
4.2 过流保护/Over current Protection:
过流故障排除后,电源将自动恢复正常工作.
The power supply will be auto recovered when over current faults remove.
5、环境要求/ENVIRONMENTALREQUIREMET:
5.1 工作温度/Operating Temperature:
0℃-40℃,满载,正常工作.
0℃ to 40℃,Full load, Normal operation.
5.2 储藏温度/Storage Temperature:-20℃to 80℃
带外壳/With package
5.3 工作湿度/Relative Humidity:
5%(0℃)~90%(40℃),72小时,满载,正常工作.
5%(0℃)~90%(40℃)RH,72Hrs,Full load, Normal operating.
5.4 振动/Vibration:
1. 测试标准:国际电工电子**
Operating: IEC 721-3-3 3M3
5~9Hz,A=1.5mm
加速度(9~200Hz,Acceleration 5m/S2)
2. 运输/Transportation:
IEC 721-3-2 2M2
5-9Hz,A=3.5mm
9~200Hz,加速度Acceleration=5m/S2
200~500Hz,加速度Acceleration=15m/S2

3. 轴向振动/Axes,10 cycles per axis.
在测试过程中不能出现*性的损坏.
No permanent damage may occur during testing.
在电源开启和关闭后,样机能够恢复到较初条件.
The SAMPLE has to restore to its original situation after power off/on..
5.5 跌落试验/Dropping Packed:
跌落高度为760mm；
Drop the height is760mm.
测试台面是厚13mm的夹木板，离地面高19-20mm
The horizontal surface consists of hardwood at least 13mm thick, mounted on two layers of plywood
each 19mm to 20mm thick,all supported on a concrete or equivalent non-resilient floor.
6、安全及EMI要求/SAFETYAND EMI REQUIREMENT:
6.1 安全:符合标准
Safety:accord with
6.2 高压/DIELECTRIC STRENGTH Hi-Pot:
初级对次级/Primary to secondary: 4242Vdc/5mA/60S for type test.
6.3 绝缘抗阻/Iusulation resistance:
初级对次级/Primary to secondary:20MΩ min at 500V DC.
6.4 EMI标准/EMI STANDARD
Meets the Limits of/测试符合
.Fcc part15 class B rules
.EN55022 class B rules
7、结构参数/MECHANICALREQUIREMENT:
7.1 外壳/Enclosure:
外壳尺寸: L84 x W49 x H39mm;
The power supply size: L84 x W49 x H39mm
7.2 输入线/Input Connector:
2Pin UK 插脚/Two pin input plug of UK .