Data Sheet 220VAC Input/−5VDC (200mA) Output Non-Isolated AC/DC Converter BP5045A5 Absolute Maximum Ratings Unit V mApk kV C C 28.2MAX. 0 . 2 5 +− 0 . 0 5 3.25MAX DC Vi= −311V, Io=200mA ∗1 Vi= −311V Vi= −113 to −390V, Io=200mA Vi= −311V, Io=0 to 200mA Vi= −311V, Io=200mA ∗2 Vi= −311V, Io=200mA ~ ZNR − C1 + 6 8 Pin No. 1 2 3 4 5 6 7 8 9 10 10 − + C3 200 150 Operation Range 100 50 0 -20-10 0 10 20 30 40 50 60 70 80 Ambient Temperature Ta( C) Function Input Skip Skip Common Skip Power inductor Skip Power inductor Skip Output C2 Vo Conversion Efficiency (%) 4 L1 90 Conversion Efficiency (Ta=25 C, Vi=-311V) 70 60 50 40 30 20 10 0 0 20 40 60 80 100 120 140 160 180 200 Output Current Io(mA) Load Regulation Load Regulation (Ta=25 C, Vi=-311V) Please verify operation and characteristics in the customer's circuit before actual usage. Ensure that the load current does not exceed the maximum rating. External Component Specifications FUSE: FUSE Use a fast-acting fuse of 1.0A. C1: Input Capacitor Rated voltage : More than 450V Capacitance : 22 to 100µF C2: Output Capacitor Rated voltage : More than 25V Capacitance : 100 to 1000µF, low impedance type ESR : Less than 0.18Ω Rated ripple current : More than 0.62Arms Evaluate under actual operating conditions. 6.00 5.00 4.00 3.00 2.00 1.00 0.00 0 C3: Noise Removal Capacitor Rated voltage : More than 450V Film or ceramic capacitor Capacitance : 0.1 to 0.22µF ; L1: Power Inductor Inductance : 1mH Rated Current : More than 0.41A The winding direction will affect the electrical characteristics. R1: Noise Removal Resistor Resistance : 10 to 22Ω Power : More than 1/4W D1: Rectifier Diode Peak reverse voltage : More than 800V Mean rectifying current : More than 1.0A Peak forward surge current : More than 20A Full-wave rectification can be used. If the input capacitance is large please use a rectifier diode with ample peak forward surge current. A varistor is required to protect against lightning surges and static electricity. www.rohm.com ©2010 ROHM Co., Ltd. All rights reserved. (5.55) Conversion Efficiency Be sure to use fuse for safety. ZNR: Varistor (4.55) Derating Curve 250 Output Voltage -Vo(V) Vi FUSE P = 5 . 0 8 +− 0 . 2 Derating Curve Output Current Io(mA) Conditions 1/1 50 100 150 200 250 300 350 Output Current Io(mA) Surface Temperature Increase Temperature Rising∆T( C) Unit V V mA V V Vp-p % Surface Temperature Increase (Ta=25 C, Vi=-311V) 40 35 30 25 20 15 10 5 0 0 20 40 60 80 100 120 140 160 180 200 Output Current Io(mA) Switching Frequency Switching Frequency fSW(kHz) Max. −390 −5.3 200 0.15 0.15 0.20 − BP5045A5 R1 10 + Typ. −311 −5.0 − 0.10 0.10 0.10 65 Application Circuit D1 8 2.54 9=22.86(Typ.) ∗1 Maximum output current must be reduced by ambient temperature. ∗2 An output ripple voltage sometimes changes in capacitor to use, the measurement environment. 1 4 6 0 . 5 +− 0 . 1 1 . 3 −+ 0 . 2 1 Electrical Characteristics Parameter Symbol Min. Input voltage range Vi −113 Output voltage Vo −4.7 Output current Io − Line regulation Vr − Load regulation Vl − Output ripple voltage Vp − Power conversion efficiency η 60 10.1MAX. Mark Side Limits −390 200 2 −20 to +80 −25 to +105 17.9MAX. Symbol Vi Io Vsurge Topr Tstg 4.0 +− 1.0 Parameter Input voltage Output voltage ESD endurance Operating temperature range Storage temperature range Dimensions (Unit : mm) 20 18 16 14 12 10 8 6 4 2 0 Switching Frequency (Ta=25 C, Vi=-311V) 0 50 100 150 200 Output Current Io(mA) 250 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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