SCOPE/概述
The document details the electrical, mechanical and environmental specifications of a SMPS, the power supply provides 4.2W continuous output power.
资料详细描述了一款4.2W(连续输出功率)开关电源的电气性,结构性及环境等要求.
The power supply shall meet the RoHS requirements. 此款电源符合RoHS要求.
SMPS Adaptor(Wall mount)/插墙式适配器
SMPS Adaptor(Desk-top)/桌面型适配器
Open Frame/开放式结构
Others/其他
2. Input Characteristics/输入特性2.1. Input Voltage & Frequency/输入电压与频率| | Minimum/最小 | Rating/额定值 | Maximum/最大 |
Input Voltage/输入电压 | 90Vac | 100Vac~240Vac | 264Vac |
Input Frequency/输入频率 | 47Hz | 60Hz/50Hz | 63Hz |
2.2. Input AC Current / 输入电流0.2Amax. @ 90Vac input & Full load/在90Vac
输入和满载条件下最大0.2A2.3. Inrush Current (cold start)/浪涌电流(冷启动 @ 230V AC)No damage for 220V/50Hz at cold start (25℃).
在冷开机条件下，最大浪涌电流对机型不损坏
2.4. Average Efficiency /平均效率While input 115Vac and 230Vac,the average efficiency is more than55%.The test point is at 25%,50%,75% and 100% of max load respectively.
在输入115Vac和230Vac条件下，平均效率不小于55%。测试点分别是最大载的25%,50%,75%
和100%。
2.5. Standby power / 空载功耗 Standby power
<1.5W @ 230VAC/50Hz. 在输入230Vac，空载功耗小于1.5W.3. Output Characteristics/输出特性RATED OUTPUT / 额定输出 | Rated Load/额定负载 | Remark 备 注 |
Min. | Max. |
Output Voltage(unload) / 空载输出电压 | 7.4V | 8.6V | |
Output Voltage(Full load) / 负载输出电压 | 7.4V | 8.4V | |
Output Current / 输出电流规格 | 0A | 0.8A | |
Turn - on Delay Time/开机延迟时间 | | 3S | |
Hold-up Time/关机维持时间 | 5mS | | |
Ripple & Nosic / 纹波与噪声 | | 120mVp-p | |
OCP / 过电流保护 | | | |
power Wp-p / 峰值功率 | | | |
