CHONDA INTERNATIONAL TECHNOLOGY CO.,LTD

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                         New Products: 210-1500VDC High Voltage Input DC DC converter

 

Mainly founction features:

Input:  DC DC wide input voltage 210-1500VDC

Protection:  input over voltage protection,short circuit over voltage protection  

High efficiency:  high efficiency 86%,  ultra-thin small integration design

Cooling method:  Natural cooling, without additional radiator

Power:  5-25W

Industrial standard products design, 

international size:  70*48*23.5mm

Products type:  NH25-V2S24T

Input: 210-1500VDC

Output: 24V / 1.04A

Power: 25W

Ripple: 100mv

Efficiency: 84%

Input characteristic:

Input voltage range: 2101500VDC

Input current:   210VDC     

NH15       180mA , typ

surge current    10A (TYP) 100V    20A (TYP) 1500V

Output characteristic:

Output voltage steady accuracy: ±1%

Original source effect: ±0.5% (typ)

Load adjust rate: ±2% (typ)

Min load: 0%

Output ripple and noise(peak value) 100mV(typ) (20MHz Bandwidth)

Short-circuit protection long time Continuous,/automatic resume

Output over exceed current protection ≥1.1 times

General characteristic:

Woking temperature: -40℃+70

Power reduction rate:3.75% / ℃

Storage temperature:-40℃+105℃

Outshell temperature:+80℃ max

Cut off current time:80ms(typ)/ at Vin:100VDC

Start delay time:100ms(typ)/ at Vin:210VDC

Dynamic response: 25% standard load move rate ±4%/500uS

Humidity: 98% max

Temperature drift: 0.02%/℃

Switching frequency: 65-100kHz(typ)

Efficiency:  75%(typ)

Insolation: 4000VDC/1Min3000VAC alternative

Insolation resistance input to output : 1500Vdc 1000G

Leakage current:0.03mA RMS typ. 1200VDC

Saftey class: CLASS Ⅰ

MTBF: >215,000h @25℃

Application:

this kind of 210-1500VDC High Voltage Input DC DC converter applicate in photovoltaic industry.