Data Sheet 100VAC Input/20VDC (80mA) Output Non-Isolated AC/DC Converter BP5034B20 Absolute Maximum Ratings Unit 195 80 2 −20 to +80 −25 to +85 V mApk kV °C °C 28.2MAX. 0 . 2 5 ±0 . 0 5 0 . 5 ±0 . 1 1 . 3 ±0 . 2 P = 2 . 5 4 ±0 . 2 3.25MAX Electrical Characteristics 10.0MAX. Mark Side Limits Vi Io Vsurge Topr Tstg 15.7MAX. Symbol 4±1.0 Parameter Input voltage Output current ESD endurance Operating temperature range Storage temperature range Dimensions (Unit : mm) 3.5MAX. 2.54 x 9=22.86 6.5MAX. 141 20.0 − 0.02 0.05 0.05 72 Max. 195 21.5 80 0.3 0.5 0.2 − Conditions DC(80 to 138VAC) Vi=141V, Io=50mA Vi=141V ∗1 Vi=113 to 195V, Io=50mA Vi=141V, Io=0 to 50mA ∗2 Vi=141V, Io=50mA Vi=141V, Io=80mA ∗2 Unit V V mA V V Vp-p % ∗1 Maximum output current varies depending on ambient temperature ; please refer to derating curve. ∗2 Please refer to Load regulation, Conversion effciency. Derating Curve 100 90 80 70 60 50 Operation Range 40 30 20 10 0 -30 -20 -10 0 10 20 30 40 50 60 70 80 90 Ambient Temperature Ta(°C) Switching Frequency Switching Frequency fsw(kHz) Typ. Output Current Io(mA) Derating Curve Symbol Min. Parameter Input voltage range 113 Vi Output voltage 18.5 Vo Output current 0 Io Line regulation − Vr Load regulation − Vl Output ripple voltage − Vp Power conversion effciency 65 η Switching Frequency (Ta=25°C, Vi=141V) 140 120 100 Please note that pin No.10 side is input. 10 R1 D1 1SR35−400A 10 1/4W Input AC100V 50Hz/60Hz ZNR + 220V - C1 10µF/250V 8 7 6 5 4 3 2 1 FUSE 0.5A Output +20V C2 + 0.1µF - 100µF/50V C3 Be sure to use fuse for safety. Please verify operation and characteristics in the customer's circuit before actual usage. Ensure that the load current does not exceed the maximum rating. 60 40 20 0 0 20 40 60 Output Current Io(mA) 80 80 70 60 50 40 30 20 10 0 Conversion Efficiency (Ta=25°C, Vi=141V) 65% Min−Line 0 20 40 60 Output Current Io(mA) 80 Load Regulation External Component Specifications FUSE: Fuse Use a quick-acting fuse of 0.5A C1: Input smoothing capacitor Capacitance : 3.3 to 22µF Rated voltage : 200V or higher Ripple current is 0.13Arms or above. C2: Noise reduction capacitor Capacitance : 0.1 to 0.22µF Rated voltage : 200V or higher Use a film or ceramic capacitor. Evaluate under actual operating conditions. C3: Output smoothing capacitor Capacitance : 100 to 470µF Rated voltage : 50V or higher, ESR is 0.39 max. Ripple current is 0.1Arms or greater. Evaluate under actual operating conditions. D1: Rectifier diode In the absolute maximum ratings, the reverse peak voltage should be 400V or higher, the average rectifying current should be 0.5A or higher, and the forward peak current should be 20A or higher. (Full-wave rectification can be used.) R1: Noise reduction resistor 10 to 22Ω 1/4W Determine the ideal value through actual testing. ZNR: Varistor A varistor is required to protect against lightning surges and static electricity. www.rohm.com ©2010 ROHM Co., Ltd. All rights reserved. 80 Conversion Efficiency 1/1 Output Voltage Vo(V) BP5034B20 Function Output terminal Vo(20V) N.C. N.C. N.C. COMMON COMMON N.C. N.C. Not used Input terminal Vi(141VDC) 21.5 21.2 20.9 20.6 20.3 20.0 19.7 19.4 19.1 18.8 18.5 Load Regulation (Ta=25°C, Vi=141V) 0 20 40 60 Output Current Io(mA) 80 Surface Temperature Increase Temperature Rising T(°C) Pin No. 1 2 3 4 5 6 7 8 9 10 Conversion Efficiency η(%) Application Circuit Surface Temperature Increase (Ta=25°C, Vi=141V) 40 30 20 10 0 0 20 40 60 Output Current Io(mA) 80 2010.01 - Rev.A Notice Notes No copying or reproduction of this document, in part or in whole, is permitted without the consent of ROHM Co.,Ltd. The content specified herein is subject to change for improvement without notice. The content specified herein is for the purpose of introducing ROHM's products (hereinafter "Products"). If you wish to use any such Product, please be sure to refer to the specifications, which can be obtained from ROHM upon request. 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