DC-DC Converters RDH260-48S250

The RDH260-48S250 DC-DC Converters are widely used in Telecom/ datacom system equipments, bus ,metro, tram and Railway & Rail transit ,Industrial control equipments and Instrument.

Product Information:

Model: RDH260-48S250

Standard Half Brick（61.0mm×57.9mm×12.7mm）

Input Under Voltage Protection（30 to 36.0Vdc Turn off）

Positive Logic Control（3.5V to 15V or floating Turn on）

Output Voltage Adjust Range: ±10% of the rated output voltage

Output Over Current Protection

Output Short-circuit Protection, automatic recovery

High Efficiency up to 93%（48V, full load）

1500Vdc (Min.) I/O Isolation Voltage

Operation Ambient Temperature -40℃ to +85℃

110℃ Typ. Over Temperature Protection

Baseplate Temperature :-40℃ to  +100℃

Compliance with EN50155 railway standard

Warranty Period: 5-year

Electrical Specification:

Input characteristic:

Input Voltage Range: 36-75Vdc 

Output characteristic:

Output Voltage/Current : 250Vdc/1.05A

Line Regulation:   ±0.3% max. Vo

Load Regulation:  ±0.5% max. Vo

Ripple and Noise: 1000mV (typ.) , 2500mV (Max.)

Temperature Coefficient: ±0.02%/℃

General characteristic:

Switching Frequency: 240KHz (typ.)

Efficiency: 92.5% (typ.)

MTBF: 2×10⁶h @Bellcore TR332,Tc=25℃

Case Temperature:      -40℃ to +85℃

Storage Temperature: -55℃ to +125℃

Shock And Vibration : Meets  EN50155 / EN61373

EMC Specifications:

EMI Conducted Emission : EN55032 CLASS A

Surge Immunity:  IEC/EN61000-4-5    line to line(±1kV/2Ω) CLASS B

Fast Transient :     IEC/EN61000-4-4    ±2kV(5/50ns, 5kHz)  CLASS A

Our Services:

13 years experience of converter industry.

5 Years Warranty. 

Fast response for any question within 24 hours.

Full technical support before/after sales.

Customized products available (OEM, ODM).

ROHS Compliance

FAQ:

Q: what can you buy from us?

A: AC-DC Converter,DC-DC Converter,Power Module, Power Converter,Module Power Supply

Q: Can I have a sample order?

A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.

Q: Is it acceptable to print my logo on the product?

A: Yes. based on a certain purchase quantity,we can make OEM logo.

Q: Do you offer guarantee for the products?

A: Yes, we offer 2 or 5-year warranty for our products.

Q: What if I cannot find what I need on your products list?

A: What we list are standard types of AC-DC Converter,DC-DC Converter, if can't find what you needed, please tell us, we will send you the technical datasheet on email.