2.1.1輸入電壓Input Voltage

表格1：列舉AC輸入電壓范圍，在此電壓范圍內(nèi)，電源應正常工作并合電氣性能要求。

Table 1: Lists the AC input operating voltage range. The power shall work rmally and meet all electrical requirements throughout this range.

表格1：AC輸入電壓限值  Table 1: AC Input Voltage Limitations  

2.1.2輸入頻率Input Frequency

表格2：列舉AC輸入頻率范圍，在此頻率范圍內(nèi)，電源應正常工作并合電氣性能要求。

Table 2: List the AC input operating frequency range. The power shall work rmally and meet all electrical requirements throughout this range.

Table 2:  AC Input Frequency Limitations  AC輸入頻率限值

2.1.3沖擊電流Inrush Current

沖擊電流峰值在額定電壓輸入，冷啟動（25℃）時，不大于80A;且在任何負載和輸入條件下，不導致性損壞或危險，輸入電壓的定義見表格1.

Peak inrush current shall be limited to 80A of rated input voltage and cold start at 25 degre C, and shall t rult in a permanent damage of the power supply under any conditions of load and input voltage as specified at any input voltage as specified in table 1.

2.1.4待機功耗Standby Input Power

在額定電壓輸入情況下，待機功耗不大于0.5W。

The standby input power should more than 0.5W under the rated input voltage condition.

2.1.5輸入電流Input Current Limiting

在輸入電壓小值，負載為滿載條件下，輸入電流不大于1.0A。

The input current should be ls than1.0A, under minimum AC input and full load.

2.1.6效率Efficiency

在額定輸入電壓，負載和額定負載條件下，電源的效率大于75%.

The power supply efficiency shall be greater than75% under rated input voltage. It will be measured at the tical load and maximum load.

2.2輸出規(guī)格Output Specification

2.2.1電壓調(diào)整率DC Voltage Regulation

在輸出端子量測的電壓需合表格3中標示的調(diào)整范圍。

電壓調(diào)整的限值不包括2.2.4節(jié)中要求的DC負載瞬態(tài)變化。

The DC output voltag will remain within the regulation rang shown in Table 5 when measured ate the load end of the output connectors.

The voltage regulation limits do t include the transient DC load chang, which are covered in Section 3.2.4.

表格3：輸出電壓調(diào)整限值    Table 3:  DC Output voltage regulation limits

2.2.2輸出電流DC Output Current

表格4：輸出電流限值      Table4: DC output current limits

2.2.3輸出紋波與噪聲Output Ripple and ise

下面表格5是紋波與噪聲要求，以2.2.2節(jié)中定義的負載范圍和2.1.1節(jié)定義的輸入電壓為測試條件，紋波與噪聲均應合要求，測試時示波器設置為20MHz帶寬，輸出端并接一0.1uF瓷片電容和一10uF鉭電解電容（低R值）。

The following table 5 is output ripple and ise requirements, it will be met throughout the load rang specified in Section 2.2.2 and under all input voltage conditions as specified Section 2.1.1, Measurements will be made with an oscilloscope set to 20MHz bandwidth limit. The outputs will be bed with one 0.1uF multilayer (te X7R) and one 10uF tantalum electrolytic (low R) capacitors.

               表格5：紋波與噪聲限值   Table 5: Output rippl and ise limits

2.2.4輸出動態(tài)負載響應Output Dynamic Load Rponse

輸出電壓在下列表格6定義的負載變化時，合規(guī)格要求，負載變化率為0.1Amps/uS, 50Hz~10 KHz之間。

The output voltag will remain within specified regulation limit of the minal set voltage for chang in load as specified below under the following load steps defined below table 8. At a slew rate of 0.1Amps/uS between 50Hz to 10 KHz.

表格6：輸出動態(tài)負載響應限值   Table6: Output dynamic load rponse limits

2.2.5電壓過沖Overshoot at turn-on/ turn-off

開機或關機時，電壓過沖不得過標稱值的10%.

Any overshoot at turn on or turn off shall be ls than 10% of rated output voltage.

2.3保護功能Protection Function

2.3.1過壓保護Over Voltage Protection(NA)

         電源提供過壓保護. The power supply will provide OVP function.

2.3.2短路保護Short Circuit Protection

輸出的短路定義為其輸出阻小于0.1歐姆，在上述3.1節(jié)中定義的輸入條件下，電源將進行保護，保護過程中，不會出現(xiàn)諸如元器件、連接器等損壞危險。

An output short circuit is defined as any output impedance of ls than 0.1 ohms. The power supply will protect without damage to overseers of to the unit (components, connectors, etc) under the input conditions specified in Section 3.1 above.

2.3.3過流保護Over Current Protection

電源過流點合下表限值要求，而且過流保護危險和損壞，在保護去除后，電源自動恢復.

The power supply shall meet the limitation requirement as below table without any damage, the unit shall recover and function automatically after the protection is removed.

表格7：過流保護限值         Table 7: Over Current Protection limits