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Notice

ROHM  Customer Support System 

http://www.rohm.com/contact/

Thank you for your accessing to ROHM product informations.  
More detail product informations and catalogs are available, please contact us. 

N o t e s

The information contained herein is subject to change without notice. 

Before you use our Products, please contact our sales representative

 

and verify the latest specifica-

tions :

Although ROHM is continuously working to improve product reliability and quality, semicon-
ductors can break down and malfunction due to various factors.
Therefore, in order to prevent personal injury or fire arising from failure, please take safety 
measures such as complying with the derating characteristics, implementing redundant and 
fire prevention designs, and utilizing backups and fail-safe procedures. ROHM shall have no 
responsibility for any damages arising out of the use of our Poducts beyond the rating specified by 
ROHM.

Examples of application circuits, circuit constants and any other information contained herein are 
provided only to illustrate the standard usage and operations of the Products. The peripheral 
conditions must be taken into account when designing circuits for mass production.

The technical information specified herein is intended only to show the typical functions of and 
examples of application circuits for the Products. ROHM does not grant you, explicitly or implicitly, 
any license to use or exercise intellectual property or other rights held by ROHM or any other 
parties. ROHM shall have no responsibility whatsoever for any dispute arising out of the use of 
such technical information.

The Products specified in this document are not designed to be radiation tolerant.

For use of our Products in applications requiring a high degree of reliability (as exemplified  
below), please contact and consult with a ROHM representative : transportation equipment (i.e. 
cars, ships, trains), primary communication equipment, traffic lights, fire/crime prevention, safety 
equipment, medical systems, servers, solar cells, and power transmission systems.

Do not use our Products in applications requiring extremely high reliability, such as aerospace 
equipment, nuclear power control systems, and submarine repeaters.

ROHM shall have no responsibility for any damages or injury arising  from non-compliance with 
the recommended usage conditions and specifications contained herein.

ROHM has used reasonable care to ensur

H

 the accuracy of the information contained  in this 

document. However, ROHM does not warrants that such information is error-free, and ROHM 
shall have no responsibility for any damages arising from any inaccuracy or misprint of such 
information.

Please use the Products in accordance with any applicable environmental laws and regulations, 
such as the RoHS Directive. For more details, including RoHS compatibility, please contact a 
ROHM sales office. ROHM shall have  no responsibility for any damages or losses resulting 
non-compliance with any applicable laws or regulations.

When providing our Products and technologies contained in this document to other countries, 
you must abide by the procedures and provisions stipulated in all applicable export laws and 
regulations, including without limitation the US Export Administration Regulations and the Foreign 
Exchange and Foreign Trade Act.

This document, in part or in whole, may not be reprinted or reproduced without prior consent of 
ROHM.

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Summary of Contents for BM2P134E-EVK-001

Page 1: ...AC DC Convertor Isolated PWM type 12 W 12 V 1 0 A BM2P134E Z Evaluation Board...

Page 2: ...l contact or even bringing your hand close to the board may result in discharge and lead to severe injury or death Therefore DO NOT touch the board with your bare hands or bring them too close to the...

Page 3: ...Max Units Conditions Input Voltage Range 90 230 264 Vac Input Frequency Range 47 50 60 63 Hz Operating Temperature 10 25 65 C Table 2 Evaluation board specification These are representative values and...

Page 4: ...2 Electronic Load capacity 1 0 A 3 Multimeter 4 Power Meter Connection method Turn off each power supply and connect the measuring instrument as shown below Turn on the power of the measuring instrum...

Page 5: ...EVK 001 2021 ROHM Co Ltd No 63UG097E Rev 001 Feb 2021 Schematics VIN 90 Vac to 264 Vac VOUT 12 V IOUT 1 0 A Figure 3 BM2P134E EVK 001 Circuit 0 68 0 1 uF 2200 pF 300 V 5 1 K 33 K NC NC 1000uF 35V BM2...

Page 6: ...Connector CON1 CON2 691213710002 WURTH ELECTRONIK D3 FRD 0 8 A 700 V RFN1LAM7S ROHM D4 FRD 0 5 A 200 V RF05VAM2STR ROHM D5 SBD 10 A 150 V RB088BGE150 ROHM Fuse F1 2 A 300 V 36912000000 LITTELFUSE Pho...

Page 7: ...Figure 4 Bobbin diagram Figure 5 Winding structure diagram Table 4 Wurth Transformer Winding Specification Coil Terminal Turns Wire Winding Method NP1 3 2 32 1 X1UEW 0 25 mm 1 Layer Space NS1 10 8 10...

Page 8: ...6 14 User s Guide BM2P134E EVK 001 2021 ROHM Co Ltd No 63UG097E Rev 001 Feb 2021 PCB Size 104 mm x 50 mm Figure 6 Top Silkscreen Top view Figure 7 Bottom Layout Top view...

Page 9: ...ction Soft Start Function Brown IN OUT Function ZT Pin OVP Function Key Specifications Operating Power Supply Voltage Range VCC 8 90 V to 26 00 V DRAIN 650 V Max Operating Current Normal 1 00 mA Typ O...

Page 10: ...re 12 Load Regulation IOUT vs FSW Figure 13 Load Regulation IOUT vs PLOSS 11 0 11 4 11 8 12 2 12 6 13 0 0 0 5 1 1 5 Output Voltage V Output Current A 90 264 40 45 50 55 60 65 70 75 80 85 90 0 0 2 0 4...

Page 11: ...CH1 100 V div CH2 500 mA div Figure 15 Vds and Idrain VIN 264 Vac IOUT 0 A Time 5 ms 2 s CH1 50 V div CH2 500 mA div Figure 16 Vds and Idrain VIN 90 Vac IOUT 0 5 A Time 5 ms 2 s CH1 50 V div CH2 500 m...

Page 12: ...nt 2 A div Figure 21 Vds and Idiode VIN 264 Vac IOUT 0 A Time 2 s CH1 DRAIN Voltage 20 V div CH2 DIODE Current 2 A div Figure 22 Vds and Idiode VIN 90 Vac IOUT 0 5 A Time 2 s CH1 DRAIN Voltage 20 V di...

Page 13: ...ure 26 Vds Idrain and Vout VIN 90 Vac IOUT 0 A Time 5 ms 10 s CH1 100 V div CH2 500 mA div CH3 Output Voltage 5 V div Figure 27 Vds Idrain and Vout VIN 264 Vac IOUT 0 A Time 5 ms 50 s CH1 DRAIN Voltag...

Page 14: ...e 30 Iout and Vout VIN 90 Vac IOUT 0 1 0 A Time 50 ms CH1 Output Voltage 200 mV div CH2 Output Current 500 mA div Figure 31 Iout and Vout VIN 90 Vac IOUT 1 0 0 A Time 5 ms CH1 Output Voltage 200 mV di...

Page 15: ...e 200 mV div Figure 34 Vout VIN 90 Vac IOUT 1 0 A Time 50 s CH1 Output Voltage 200 mV div Figure 35 Vout VIN 264 Vac IOUT 1 0 A Operating Temperature IC 56 5 C Transformer 49 7 C Secondary Side diode...

Page 16: ...14 14 User s Guide BM2P134E EVK 001 2021 ROHM Co Ltd No 63UG097E Rev 001 Feb 2021 Revision History Date Rev Changes 1 Feb 2021 001 New Release...

Page 17: ...hnical information The Products specified in this document are not designed to be radiation tolerant For use of our Products in applications requiring a high degree of reliability as exemplified below...

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