New products of 2008

New products of 2007

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Energy Saving!ECO Devices

Overview

ROHM’s BP5055-12 high voltage resistance AC/DC converter features a wide input voltage range (-240V to -600VDC, AC Conversion: 170V-425V), making it ideal for use in the unstable regions in standard power supplies.
Energy Saving

Features

  1. Wide input voltage range: -240V to -600VDC
  2. Transformerless design for greater compactness and lighter weight
  3. Negative output ideal for triac sets
  4. Switching power supply results in high 77% efficiency
 High efficiency:

Pb Free/Rohs


The terminals of all ROHM LSIs, discrete semiconductors, and passive components are lead-free and comply with the RoHS directive, ensuring worry-free use throughout the world. Applicable directives: WEEE*1, RoHS*2

*1: WEEE - Waste Electrical and Electronic Equipment *2: RoHS - Restriction on the use of certain Hazardous Substances in electrical and electronic equipment

Absolute Maximum Ratings

NO. Parameter Symbol Rated Value Unit Measurement Conditions
1 Input Voltage Vi -600 V DC
2 Operating Temperature Range Topr -20 to 80 ºC  
3 Storage Temperature Range Tstg -25 to 105 ºC  
4 Maximum Permissible Surface Temperature Tcmax 105 ºC Ambient temperature + Module Temperature≦Tcmax
5 Maximum Output Current IOmax1 250 mA Peak current value (Vi= -420V)
IOmax2 130 mA Peak current value (Vi=-420V to -600V)

Electrical Characteristics

Unless otherwise specified, Ta=25ºC, Vi=-311V, IO=250mA
NO. Parameter Symbol Min. Typ. Max. Unit Measurement Conditions
1 Input Voltage VI -240 -311 -600 V  
2 Output Voltage VO -12.0 -12.7 -13.4 V  
3 Output Current IO1 - - 250 mA *1: Vi=-240V to -420V
4 Output Current 2 IO2 - - 130 mA *1: Vi=-420V to -600V
5 Line Regulation Vr - 0.07 0.25 V Vi=-240V to -600V lO
6 Load Regulation VI - 0.05 0.20 V lO=0 to 250mA
7 Output Ripple Voltage VP - 0.08 0.20 Vp-p *2:
8 Power Conversion Efficiency η 70 77 - %  

*1: The maximum output current will vary based on the ambient temperature.
*2: The output ripple voltage may change depending on the smoothing capacitor, measurement environment, and peripheral circuit layout.

External Dimensions

External Dimensions

Circuit Application Examples

Circuit Application Examples

Applications

Vacuum cleaners, humidifiers, washing machines, air cleaners, and the like.   Vacuum cleaners, humidifiers, washing machines, air cleaners, and the like.

Related Information

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the High voltage resistance AC/DC Converters.

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