深圳市強元電子廠主營產品：開關電源，電源適配器，充電器，筆記本電源，移動電源，多功能電源

公司地址：深圳市龍華鎮元芬村民生工業園A棟B4樓

聯系人：林小姐手機

TEL：-602

傳真：

下列為電源描述：

SCOPE

       The document detail the electrical, mechanical and environmental specifications of a SM

        PS, the power supply provide 12 W continuous output power.

    資料詳細描述了一款12W(連續輸出功率)開關電源的電氣性，結構性及環境等要求.

        The power supply shall meet theRoHSrequirement.

     此款電源合RoHS要求.

1.1Description

         SMPS Adaptor (Wall mount)/插墻式適配器     SMPS Adaptor (Desk-)/桌面型適

         Open Frame/開放式結構                      SMPS Unit (with case)/帶鐵殼型

         Others/其它

1. Input Characteristics/輸入特性

2.1 Input Voltage & Frequency/輸入電壓&頻率

 The range of input voltage is from90Vacto264Vacsingle phase.

輸入電壓范圍：從90Vac到264Vac，單相輸入.

2.2  Input AC Current/AC輸入電流

          1.5 Amax. @ 100-240Vac input & Full load/滿載

2.3.Inrush Current(Cold Start)/浪涌電流（冷啟動）

       40 Amax. @264Vacinput

2.4.Efficiency(rmal)/效率（額定輸入）

      80% min. @ minal input & Full load/額定輸入&滿載

2.5.Energy Consumption/空載功耗

        在額定輸入100-240V時，空載功耗≤2.0W

1. Output Characteristics/輸出特性

3.1 Static Output Characteristics<Vo & R+N>/靜態輸入特性

Ripple & ise: Measurement is done by20MHzbandwidth oscilloscope and the output

paralleled a0.1uF ceramic capacitor and a10uFelectrolysis capacitor. (test under the

condition of rated input and rated output)

紋波與噪聲：量測時示波器選用20MHz帶寬限制，輸出端要并聯一顆0.1uF的陶瓷電容

和一顆10uF的電解電容.（在額定輸入及輸出的條件下檢測）

3.2. Line/Load Regulation/線性/負載調整率

3.3. Turn on delay time/開機延遲時間

        3S max. @ 100Vac to 240Vac input & Full load/滿載

 3.4. Hold up Time/關機維持時間

         10mS min. @ Full load & 115Vac/60Hz input turn off at worst case/在差情況關機

        50mS min. @ Full load & 230Vac/50Hz input turn off at worst case/在差情況關機

   3.5. Rise Time/上升時間

         20mS max. @ Rated load/額定負載

    3.6. Fall Time/下降時間

         30mS max. @ Full load/滿載

  3.7. Output Overshoot/Undershoot/輸出過沖/欠沖

         10% max. When the power on or off/當電源開/關機時

  3.8. Output Load Transient Response/輸出負載瞬態響應

       output voltage within 5.15-4.65V ;12.4-11.80V,for load step from 0% to 80%, R/S :0.5A/Us, frequency:

         100Hz duration and 8mS at 80%.

        輸出電壓在11.5-12.5V,之間，負載變化：從0%-80%，斜率：0.5A/Us，頻率：100Hz，

80%負載持續時間為8mS.

1. Protection Requirements/保護特性

  4.1. Over Current Protection/過流保護

       Over Current Point Limited/過流點限制：2.3A＜I＜3.0A

The output shall hiccup when the over currents applied to the output rail, and shall be self-

recovery when the fault condition is removed.

當過電流時，輸出將進入打嗝模式，當過流情況解除后，產品將會自動恢復正常.

4.2. Short Circuit Protection/短路保護

   The input power shall decrease when the output rail short, the power supply shall damage

and shall be self-recovery when the fault condition is removed.

當輸出短路時，產品輸入功率降低且不會損傷，當短路情況解除后，產品將會自動恢復正常

1. Environment Requirements/環境要求

  5.1. Operating Temperature and Relative Humidity/操作溫/濕度要求

0°Cto +40°C

10%RH to 90%RH

5.2. Storage Temperature and Relative Humidity/存儲溫/濕度要求

-20°Cto +80°C

5%RH to 95%RH n-condensing @ Sea level shall be low 10,000 feet低于10000英尺

5.3. Vibration/振動

            10 to 300Hz sweep at a constant acceleration of1.0G( Breadth:3.5mm) for 1 Hour for

each of the perpendicular axes X.Y.Z

掃描頻率：10 to 300Hz,加速度：1.0G（位移：3.5mm）,X,Y,Z三垂直坐標軸向各振動1小時

5.4. Drop in/跌落

Height:1m; the product should be fell off on the hardwood with the thickness of

20mm,and the hardwood should be put on the base of the cement or on the

ground without flexibility. Apply two times on all surface .

跌落高度：1米，并跌落到高度為20mm的硬木上，且硬木應放在水泥基座或等同的無

彈性地面上，每面各2次.

6. Reliability Requirements/性要求

6.1. Burn-in/煲機

The power supply shall be burn-in for 4 Hours under rmal input and 80% rated load at40°C+/-5°C

產品至少要在40°C+/-5°C的環境及80%額定負載條件下煲機4小時

6.2. MTBF Qualification/平均間隔故障時間估算

The MTBF shall be at least 50,000 hours at25°C,Full load and minal input condition

平均間隔故障時間：至少50000小時，25°C環境及額定輸入與滿載條件下