DC-DC模块电源厂商

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

36

48

72

2:1

遥控端(低电平遥控)

Remote ON/OFF(Low level remote)

ON

低电平或接地工作 Low level or connect ground-Turn on

(1-5mA)

OFF

高电平或悬空关断 High level or vacant-Turn off

(0mA)

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≤200mVp-p 满载(Full Load)

动态响应 Dynamic response

25%的标称负载阶跃

25% Nominal load step change

△Vo1/△t

±3.0/200μ s%

输出电压调节 Voltage adjust

标称输出电压 Nominal output

TRIM

-40% ~ ±20% 可调 Adjustable

启动延迟时间Trun-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

92%典型Typical

开关频率Switching frequency

300KHz 典型 Typical

最大MAX 330KHz

工作基板温度 Board temperature

自由空气对流 Free air

-40℃ ~ +100℃

储存温度Storage temperature

-50℃ ~ +125℃

相对湿度Relative humidity

10%~90%

外壳材料case material

铝基板 Aluminum baseplate

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

最小无故障间隔时间(MTBF)

3X10⁵Hrs