典型性能 Typical performance

◆ 宽范围输入Wide Input voltage range (2:1 or 4:1)

◆ 转换效率（典型87%）Typical Efficiency 87%

◆ 开关频率Switching frequency：300KHz

◆      过流,短路保护,自动恢复

Over current/Short circuit protection, Self-furbish

◆ 输入与输出高隔离Input-output isolate

◆ PCB板上直插式安装Board in-line type installs

◆ 金属外壳，输出波纹低 Metal case, Low Output Ripple

技术参数                    测试条件：如无特殊指定，所有参数测试均在标称输入电压、纯阻性额定负载及25℃室温环境下测得。

Technology parameter   Test condition: General Nominal Line, Tc=25 ℃，Rated resistant load unless other wise specified.

输入特性 Input

Min(v)

Nom(v)

Max(v)

Notes

输入电压Vdc Input voltage

9

12

18

2:1

18

24

36

2:1

36

48

72

2:1

72

110

144

2:1

遥控端(低电平遥控)

Remote ON/OFF(Low level remote)

ON

高电平或悬空工作 Hight level or vacant-Turn on

3.5Vdc ~ +Vin

OFF

低电平或接地关断 Low level or connect ground-Turn off

≤0.3Vdc

输入欠压保护

Input undervoltage protection

低于低端输入电压，电源关断输出，自动恢复 Lower than the low-input voltage protection ，Self-furbish

输出特性 Output

输出电压精度Voltage accuracy

Vo1

±1.0%

源效应Line regulation

标称负载，全电压范围

Nominal Load,full voltage range

Vo1

±0.2%

负载效应Load regulation

20% ~ 100%额定负载

Vo1

±0.5%

纹波及噪声Ripple and noise

20MHz BM 满载(Full Load) Vo≤5.0V, ≤50mVp-p; Vo≥48V, ≤180mVp-p; 

Other, ≤100mVp-p

动态响应 Dynamic response

25%的标称负载阶跃

25% Nominal load step change

△Vo1/△t

±4.0/500μ s%

输出电压调节 Voltage adjust

标称输出电压 Nominal output

TRIM

±10% 可调 Adjustable

启动延迟时间Turn-on delay time

典型值 Typical value

≤200mS

一般特性 General

转换效率Efficiency

标称电压输入，满载

Nominal input, Full load

Vo≤5.0V,80%典型Typical

Vo>5.0V，85%典型Typical

开关频率Switching frequency

300KHz 典型 Typical

MAX 330KHz

工作温度Operating temperature

自由空气对流 Free air

工业级 Industrial Level

-25℃ ~ +55℃

军品级 Military Level

-40℃ ~ +85℃

储存温度Storage temperature

工业级 Industrial Level

-40℃ ~ +105℃

军品级 Military Level

-55℃ ~ +120℃

壳温Max case temperature

工业级 Industrial Level

+100℃

军品级 Military Level

+110℃

相对湿度Relative humidity

10%~90%

外壳材料case material

金属 Meta case

隔离电压Isolation Voltage

输入与输出 Input-output 1500 Vdc ≤ 0.5mA/1min；

输入与外壳Input-case 500Vdc ≤ 0.5mA / 1min

无故障间隔时间(MTBF)

2X10⁵Hrs

典型产品列表 Typical product tabulates

型号

TYPE

输入电压范围

Input voltage range

输出电压/电流（Output voltage / current）

VO1

VO2

VO3

V

mA

V

mA

V

mA

WD40-□S05M1

12 V（9~18V）

24V（18~36V）

48V（36~72V）

110V（72~144V）

5V

8000 mA

WD40-□S12M1

12V

3300 mA

WD40-□S15M1

15V

2670 mA

WD40-□S24M1

24V

1660 mA

WD50-□S05M1

5V

10000mA

WD50-□S12M1

12V

4200mA

WD50-□S15M1

15V

3300mA

WD50-□S24M1

24V

2100mA

WD75-□S05M1

5V

15000mA

WD75-□S12M1

12V

6250mA

WD75-□S15M1

15V

5000mA

WD75-□S24M1

24V

3125mA

注：□ 代表输入电压标称值，因篇幅有限，以上只是部分产品列表，若需列表以外产品，请与本公司销售部联系。

□ Shows the nominal value of input voltage, due to space limitations ,the above list is only for some products, If other than a list of products, please contact the Company’s sales department.

封装尺寸图 Mechanical Data

封装尺寸 Mechanical Data

封装代号

L x W x H

M1

88.90 × 63.50 × 17.00mm

3.50 × 2.50 × 0.67inch

*注意：电源模块的各管脚定义如与选型手册不符，应以实物标签上的标注为准。

*Note：The power modules such as the definition of the pin does not match with the hand book, please refer to the actual item.