DIP24, 2W~5W, Miniature DIP, Single /Dual Output
F Features
● Efficiency up to 85%
● 1000VDC Isolation
● MTBF > 1,000,000 Hours
● Low Cost
● 2:1 Wide Input Range
● Output3.3V, 5V, 12V, 15V, ±5V, ±12V and ±15VDC
● Temperature Performance -25℃~ +71℃
● 1*1 Inch UL 94V-0 Package Material
● Internal SMD Construction
● Industry Standard Pin out
Block Diagram
Single Output Dual Output
输出特性Output specifications |
技术指标 Technical Specifications | 技术参数 Technical parameters | 测试条件 Test conditions |
稳压精度 Regulation Accuracy | 主路（Main road）：1.0%max 从路（From road）：1.5%max | 0%~*负载范围 （Load range） |
电压调整率 Voltage Regulation | 主路（Main road）：0.2%max 从路（From road）：0.5%max | 满载 Full load |
负载调整率 Load regulation | 主路（Main road）：0.5%max 从路（From road）：1.0%max | 5%~*负载范围 Load range |
过流保护点 Overcurrent protection point | 110% | |
纹波和噪声 Ripple and noise | Vo≤5V, Vp-pmax≤50mV Vo≥48V, Vp-pmax≤200mV Other output Vp-pmax≤100mVp-p | 20MHz带宽Bandwidth |
动态响应速度 Dynamic response speed | ≤150us | 25%负载~满载 25%Load range ~ Full load |
启动延迟时间 Start delay time | 500ms | |
输入特性 Input Specifications |
输入电压范围 Input voltage range | （5VDC）4.5—9.0VDC | |
（12VDC）9.0—18VDC | |
（24VDC）18—36VDC | |
（48VDC）36—72VDC | |
线性高速率 Linear high-speed | 0.5% | 低端~ Low to high |
一般特性 General Specifications |
开关频率 Switching frequency | 400KHZ | 典型值 TYP |
转换效率 Efficiency | 参见型号选择表 See model selection | |
保护特性 Protection features | 过流型短路保护 Over-current short circuit protection | |
隔离电压 Isolation voltage | 1000VDC | 输入和输出之间 Between the input and output |
平均*间隔时间MTBF | 1000000h | |
温度系数 Temperature Coefficient | 0.02%/℃ | |
环境特性 Environmental Specifications |
工作温度范围 Operating Temperature | -25℃~+71℃ | |
储存湿度 Storage Temperature | -45℃~+105℃ | |
相对湿度Humidity | 10%~90% | |
冷却方式 Cooling | 自由空气 Free-Air convection | |
Model Selection Guide
输入电压（V） Input voltage | 输出电压 （V） Output Voltage | 输出电流 （mA） Output current | 效率 （%） Efficiency | 型号 Model Number | 输出路数 Number of outputs |
标称值 TYP | 输入范围 Input range |
5 | 4.5~9.0 | +5.0 | +400 | 69 | KDW05S05-2W | 单路Single |
5 | 4.5~9.0 | ±12.0 | ±125 | 68 | KDW05D12-3W | 双路Dual |
5 | 4.5~9.0 | ±15.0 | ±100 | 68 | KDW05D15-3W | 双路Dual |
12 | 9.0~18 | +5.0 | +600 | 74 | KDW12S05-3W | 单路Single |
12 | 9.0~18 | ±5.0 | ±400 | 70 | KDW12D05-4W | 双路Dual |
12 | 9.0~18 | ±12.0 | ±166 | 79 | KDW12D12-4W | 双路Dual |
24 | 18~36 | +5.0 | +800 | 75 | KDW24S05-4W | 单路Single |
24 | 18~36 | +12.0V | +420 | 83 | KDW24S12-5W | 单路Single |
24 | 18~36 | +15.0V | +330 | 83 | KDW24S15-5W | 单路Single |
24 | 18~36 | ±5.0V | ±400 | 78 | KDW24D05-4W | 双路Dual |
24 | 18~36 | ±12.0 | ±210 | 83 | KDWA2412-4W | 双路Dual |
24 | 18~36 | ±15.0 | ±166 | 83 | KDW24D15-5W | 双路Dual |
48 | 36~72 | +5.0 | +800 | 70 | KDWB48S05-4W | 单路Single |
48 | 36~72 | +12.0 | +420 | 82 | KDW48S12-5W | 单路Single |
48 | 36~72 | ±5.0 | ±500 | 78 | KDW48D05-5W | 双路Dual |
48 | 36~72 | ±12.0 | ±210 | 83 | KDW48D12-5W | 双路Dual |
48 | 36~72 | ±15.0 | ±165 | 83 | KDW48D15-5W | 双路Dual |
注：以上这些只是例举了几种常用型号。我公司可以根据客户要求，快捷提供其他各种输入、 输出型号的模块电源。 Notes:These are just a few examples of commonly used models.We can provide a variety of other inputs,based on customer requirements,fast module power output models. |
外型尺寸及管脚定义（单位：mm）MECHANICAL DIMENSIONS
左视图 底视图
Pin Connection Weight
| KDW-D series | KDW-S series |
PIN | Dual output | single output |
22,23 | +Vin | +Vin |
2,3 | -Vin | -Vin |
14 | +Vout | +Vout |
16 | COM | COM |
9 | COM | NC |
10,15 | NC | NC |
11 | -Vout | NC |
10g ± 1g
