Data Sheet Data Sheet 100-230VAC Input/6W Output 100-230VAC Input/24W Output Isolated AC/DC Converter Isolated AC/DC Converter BP5725 BP5729 Absolute Maximum Ratings Absolute Maximum Ratings Dimensions (Unit : mm) Dimensions (Unit : mm) 9.3MAX. Parameter Symbol Limits Unit Conditions 37.4MAX. 7.8MAX. 22.5MAX. Parameter Symbol Limits Unit Conditions 12-Pin input voltage VD 720 V 7-pin input voltage VD 800 V 12-Pin input current ID 1 Apk 4-pin input voltage VG 45 Vpeak 10-Pin input voltage VH 400 V MARKING SIDE 7-pin input Current ID 400 mA 7-Pin input voltage VCC 30 V Maximum power Po 6 W 6-Pin input voltage Vzcd 9.2 V Ambient temperature + module Allowable maximum Isozcd 2.0 mA Tcmax 105 C 6-Pin input current 0.250.05 surface temperature self-heating Tcmax Isizcd +3.0 mA 1 2 3 6 7 8 10 12 2.25MAX. 7.05MAX. 0.50.1 3.25MAX. Operating P=2.540.2 1.30.2 1 2 3 4 5 7 1-Pin input current Ipc 10 mA Topr 25 to +80 C 0.250.05 temperature range 2.54X11=27.94TYP. 24 W DC248 to DC372V 5.55MAX. Maximum power Po P=2.540.2 Storage temperature 12 W DC120 to DC372V 2.54X6=15.24TYP. Tstg 25 to +105 C range Withstanding voltage VI 2.5 kV 1s (primary - secondary) Derating Curve Ambient temperature + The module Allowable maximum Tcmax 105 C 27 surface temperature self-heating Tcmax 24 Electrical Characteristics Operating temperature range Topr 25 to +80 C 21 Vi=248V to 372V <In case of 12V output> (Unless otherwise noted, Vi=311V, rated load Ta=25C) Derating Curve 18 Storage temperature range Tstg 30 to +105 C Parameter Symbol Min. Typ. Max. Unit Conditions 15 12 Output detection voltage Vod 7.1 7.6 8.1 V Io=500mA 7 Electrical Characteristics 9 Vi=120V to 248V Output current Io 10 500 mA Refer to derating curve 6 <In case of 12V output> (Unless otherwise noted, Vi=311V, rated load Ta=25C) 6 5 Vi=119V to 405VDC 3 Parameter Symbol Min. Typ. Max. Unit Conditions Line regulation Vr 380 500 mV 4 Io=500mA 0 Operation Range Output voltage Vo 11.4 12.0 12.6 V Io=2000mA 3 -30-20-10 0 10 20 30 40 50 60 70 80 90100 Load regulation VI 90 200 mV Io=200mA to 500mA 2 Output current Io 0 2000 mA Refer to derating curve Ambient Current Ta(C) Output ripple voltage Vp 300 500 mVp-p 1 1 Vi=120 to 372V DC Line regulation Vr 13 200 mV 0 Power conversion Io=1000mA Switching Freguency 70 77 % -30-20-10 0 10 20 30 40 50 60 70 80 90 <In case of 12V output> efficiency Load regulation VI 20 200 mV Io=50 to 2000mA Ambient Temperature Ta( C) (Ta=25C) Output ripple voltage Vp 0.16 0.5 Vp-p 120 1: Pulse noise is not included. Power conversion efficiency 82 90 % Io=2000mA 100 Burst Switching Sample Application Circuit Pulse noise is not included. 80 Vi=311V Pin Name Function No. Conversion Efficiency Be sure to use fuse for safety. C8 60 Vi=141V Sample Application Circuit This is the output D3 FUSE 1 Vi+ FL1 Vod <In case of 12V output> detection terminal. Be sure to use fuse for safety. 40 (Vi=311V, Ta=25C) T1 Burst Switching D3 R2 F1 + This is the output 100 FL1 C5 2 R2 C7 20 ZNR C6 Vod detection terminal. D4 80 R3 R4 C2 C2 R1 D2 0 This is the primary side ZNR C1 D1D1 3 Vi(-) 0 200 400 600 800 1000 1200 1400 1600 1800 2000 input minus terminal. 60 D2 Vo Output Current Io(mA) Vi - C1 + D1 MOSFET, GATE driving 40 4 VG R3 input terminal. C3 + C4C4 Conversion Efficiency 20 Pin C6 Name Function R4 C4 This is the start terminal. No. R1 <In case of 12V output> 5 Vs Connect this via the external 0 This is the secondary side GND 1 (Ta=25C) resistor (720k) to Vi (+). 0 50 100 150 100 250 300 350 400 450 500 PC T1 opto-coupler current control terminal. C3 C5 100 Output Current Io(mA) 6 NC This is the NC pin. 12 10 8 7 6 3 2 1 90 This is the secondary side output voltage Vi=311V This is the built-in FET of Vo 2 control terminal. Insert the output 80 Vi=141V drain terminal. The primary 1 2 3 4 5 7 smoothing capacitor between GND. 70 coil minus side of the external 7 VD 60 transformer, and the snubber 3 GND This is the GND terminal for the secondary side. External Component Specifications circuit for noise reduction are 50 6 ZCD This is the zero current control terminal. connected to this. Load Regulation 40 7 Vcc This is the internal circuit power supply terminal. C1: Input smoothing capacitor 10F/450V 30 <In case of 12V output> Please verify operation and characteristics in 8 This is the primary side input minus terminal. Vi(-) 20 (Vi=311V, Ta=25C) C2: Noise reduction capacitor 2200pF/1kV the customer s circuit before actual usage. 10 This is the start teminal. VH 10 18.0 Ensure that the load current does not exceed C3: Vod smoothing capacitor 10F/50V 16.0 Maximum Io=500mA This is the built-in FET of drain terminal. 0 the maximum rating. The primary coil minus side of the 0 200 400 600 800 1000 1200 14001600 1800 2000 14.0 C4: Output smoothing capacitor 1000F/25V 12 VD external transformer, and the snubber Output Current Io (mA) 12.0 circuit for noise reduction are connected C5: Noise reduction capacitor 2200pF/AC250V 10.0 BP5729 to this. 8.0 C6: Noise reduction capacitor Use if necessary Load Regulation External Components Specifications 6.0 Limiting element voltage DC630V or higher, 0.1 to 0.22F 4.0 C1,C2: Noise reduction capacitors <In case of 12V output> Limiting element voltage AC250V or higher, 0.1 to 0.22F 2.0 (Ta=25C) D1: Rectifier diode FRD 800V/0.5A C3: Input smoothing capacitor 33F / 450V General purpose type 0.0 14.0 0 200 400 600 800 1000 1200 C4: Vcc smoothing capacitor 10F / 50V Low impedance type D2: Rectifier diode FRD 200V/1A 12.0 Output Current Io(mA) C5: Noise reduction capacitor 2200pF / 630V D3: Diode bridge 800V/1A Vi=141V 10.0 C6: Quasi-resonance capacitor Use if necessary Vi=311V R1, R3: Resistor 360k5% 0.25W 8.0 C7: Output smoothing capacitor 1000F / 35V x 2 Low impedance type R2: Resistor 200k5% 1W Rated ripple current 4.5Arms or higher ESR 18m or below 6.0 C8: Noise reduction capacitor R4: Bleeder resistor In case Io is less than 10mA, connect a bleeder resistor in parallel to C4. 2200pF / AC250V 4.0 D1: Rectifier diode Maximum Maximum FRD 200V / 0.5A T1: Switching transformer 2.0 Io=1000mA Io=2000mA D2: Rectifier diode (Vi=120 to 248V) (Vi=248 to 372V) 800V / 0.5A FL1: Noise reduction filter Use if necessary 0.0 D3: Rectifier diode 60V / 20A 0 500 1000 1500 2000 2500 3000 3500 4000 FUSE: Fuse Be sure to use this for safety. D4: Diode bridge 800V / 1A Output Current Io (mA) ZNR: Varistor A varistor is required to protect against lightning surges and static electricity. R1: Resistor 47k 1% 0.1W R2: Resistor Surface Temperature Increase 100k 5% 3W Limiting element voltage 300V or higher R3: Output voltage setting resistor 68k 1% 0.1W <In case of 12V output> Usage Precautions R4: Resistor (Ta=25C) 910 1% 0.1W 40 T1: Switching transformer When the capacitance of the output smoothing electrolytic capacitor C4 is made large the output may not rise. 35 F1: Fuse Be sure to use this for safety 100 to 2200F is recommended. Set the rise time within 10ms. 30 FL1: AC line filter Set the Vod electrolytic capacitor C3 to 10F. 25 ZNR: Varistor A varistor is required to protect against lightning surges and static Be sure to use the VG terminal voltage within the operating voltage range. 20 Vi=141V electricity. 15 Set the external starting resistor (R1+R3) to 720K. Reducing the resistance value may cause failure during startup. Vi=311V 10 A built-in overcurrent protection circuit (reset type) prevents damage due to surge currents. Please discontinue Usage Precautions 5 This product has built-in over current (reset type) and over voltage (latch type) protection functions to prevent operation if protection circuit is continuously active. 0 destruction due to surges. Discontinue operation if protection circuits are continuously active. 0 200 400 600 800 1000 1200 1400 1600 1800 2000 Output Current Io (mA) www.rohm.com 2010.01 - Rev.A 2010 ROHM Co., Ltd. All rights reserved. 1/1 + + + 4.01.0 24.0MAX. Output Power (W) Output Voltage Vo(V) Conversion Efficiency (%) MARKING SIDE 4.01.0 24.3MAX. Output Power (W) Surface Temperature IncreaseT(C) Conversion Efficiency (%) Switching Frequency fsw (kHz) Output Voltage Vo(V) MARKING SIDE