MP020 Customer Support Report FAE Dave Baker AE Hui Li Manager En Li MPS Confidential- Sigma Design Use Only The Future of Analog IC Technology® Contents 1. Specification 6.4 2. Schematic 6.4.1 Short Circuit Protection 3. Circuit Board 3.1 PCB Layout 3.2 Board Photograph Protection 6.4.2 Over Current Protection 6.5 Output and Timing 6.5.1 6.5.2 6.5.3 6.5.4 4. Bill of Materials 5. Transformer Information 5.1 Winding Spec Output Ripple Startup Time Output Rise Time Load Transient 6.6 Thermal 6. Performance Data 6.6.1 Parts Thermal 6.1 Test Setup 6.7 EMC and Safety 6.1.1 Test Equipment 6.7.1 Conducted Emission 6.2 Efficiency 6.7.2 Surge Test 6.2.1 Full Load Efficiency 6.2.2 No Load Power Consumption 6.3 Stress and Steady Status 6.3.1 Mosfet VDS 6.3.2 3.3V Output Diode VRRM 6.3.3 12V Output Diode VRRM MPS Confidential- Sigma Design Use Only 2 The Future of Analog IC Technology® 1. Specification Parameter Symbol Condition Min Typ Max Units Input Supply Voltage VIN 2 Wire 85 110/220 265 VAC AC Line Frequency fLINE Output Voltage Load Current 50/60 Hz Vo1 Full Range 3.135 3.3 3.465 V Vo2 Full Range 10.8 12 13.2 V Io1 500 1500 mA Io2 5 100 mA Efficiency 80% No Load Consumption 230Vac 70 mW Vo1_Ripple Full Load 200 mV Vo2_Ripple Full Load 800 mV Output Rise Time TRise Full Load 10 ms Overshoot during startup Vov Full Load 10% Load Transient Recovery Time TRise Operation Temperature Rise TR Output Ripple us 100 ℃ 6 kV Full Load Vin=230Vac Conducted Emission Surge Voltage Full Load 900 Vs MPS Confidential- Sigma Design Use Only 1 3 The Future of Analog IC Technology® 2. Schematic Vin=85Vac-265Vac Vout1=3.3V, Iout1=1.5A Vout2=12V, Iout2=0.1A R7 L1 20/1206 C7 1.2nF/50V EE16 Lp=1.65mH Np:Np_au:Nsec1:Nsec2=150:5:11:16 1000uH/0.25A Vo1 R1 D3 B220A 10K/0805 C3 2.2nF/630V/1206 R3 150K/1206 Np C8 680uF/6.3V Nsec1 C11 R9 2.0K/1206 C12 10uF/6.3V 4.7uF/6.3V 3.3V/1.5A L AGND FR1 10/1W 85VAC~265VAC CR1 C1 4.7uF/400V C2 10uF/400V 600V/0.5A AGND D1 D4 FR107 Np_au C9 100uF/25V 1000V/1A N B180 Vo2 Nsec2 R8 C10 0.1uF/25V 5.1K/1206 12V/0.1A R2 PGND 357/1206 CY1 AGND AGND 1nF PGND PGND AGND D2 BAV21W 200V/0.2A C4 0 U1 5 6 GND CP GND FB GND R4 10/1206 4 R5 27K/1% 3 R6 2 PGND 14K/1% 8 Drain VCC 1 C5 1uF/25V MP020-5/SO8-7A C6 22uF/50V PGND MPS Confidential- Sigma Design Use Only 4 The Future of Analog IC Technology® 3. Circuit Board 3. Circuit Board 3.1 PCB Layout TOP & TSK MPS Confidential- Sigma Design Use Only BOT & BSK The Future of Analog IC Technology® 3. Circuit Board 3.2 Board Photograph W=3.0cm H=1.5cm L=4.7cm Note: Dimension is strongly needed. MPS Confidential- Sigma Design Use Only The Future of Analog IC Technology® 4. Bill of Materials Qty Reference Value Description Package Manufacturer Manufactuer_P/N 1 C1 4.7uF Capacitor;400V;20% DIP Nichicon UVY2G4R7MPD 1 C2 10uF Capacitor;400V;20% DIP Ltec 10uF/400V 1 C3 2.2nF Ceramic Capacitor;630V;X7R 1206 Murata GRM31BR72J222KW01 0 C4, 0 Shorted with 0Ohm Resistor 1 C5 1uF Ceramic Capacitor;25V;X5R; 0603 TDK C1608X5R1E105K 1 C6 22uF Electrolytic Capacitor;50V DIP Jianghai CD281L-50V22 1 C7 1.2nF Ceramic Capacitor;50V;X7R 0603 TDK C1608X7R1H122KT 1 C8 680uF Electrolytic Capacitor;6.3V DIP Jianghai HCN0J681MC13 1 C9 100uF Electrolytic Capacitor;25V DIP Rubycon 25YXF100M 6.3*11 1 C10 0.1uF Ceramic Capacitor;25V;X7R 0603 Murata GRM188R71E104KA01D 1 C11 10uF Ceramic Capacitor, 6.3V, X7R 1206 Murata GRM31MR60J106KE19L 1 C12 4.7uF Ceramic Capacitor,6.3V, X7R 0805 Murata GRM219R60J475KE19D 1 CR1 MB6F Diode;600V;0.5A SOP-4 Diodes MB6F 1 CY1 1nF Y1 Capacitor DIP Hongke JNK09E102MY02N 1 D1 FR107 Diode;1000V;1A DO-41 Diodes FR107 1 D2 BAV21W Diode;200V;0.2A; SOD-123 Diodes BAV21W-7-F 1 D3 B220A Schottky Diode;20V;2A SMA Diodes B220A 1 D4 B180 Schottky Diode, 80V, 1A SMA Diodes B180 1 FR1 10Ω Yageo DIP FKN1WSJT-52-10R 1 L1 1000uH Inductor;1000uH;6 Ohm;0.25A DIP Wurth 7447462102 1 R1 10kΩ Film Resistor;1% 0805 Yageo RC0805FR-0710KL Fusible Resistor, MPS Confidential- Sigma Design Use Only 1 W, 1% 7 The Future of Analog IC Technology® 4. Bill of Materials …Continued Qty Reference Value Description Package Manufacturer Manufactuer_P/N 1 R2 357Ω Film Resistor;1%;1/4W 1206 Yageo RC1206JR-07357RL 1 R3 150kΩ Film Resistor; 1% 1206 Panasonic ERJ8ENF1503V 1 R4 10Ω Film Resistor;5%;1/4W 1206 Yageo RC1206JR-0710R 1 R5 27kΩ Film Resistor;1%; 0603 Yageo RC0603FR-0727KL 1 R6 14kΩ Film Resistor;1% 0603 Yageo RC0603FR-0714KL 1 R7 20Ω Film Resistor;5%;1/4W 1206 Yageo 1206J0200T5E 1 R8 5.1kΩ Film Resistor;1%; 0603 Yageo RC0603FR-075K1L 1 R9 2.0kΩ Film Resistor, 1% 0603 Yageo RC0603FR-072KL 1 U1 MP020-5 Primary side regulator SOIC8-7A MPS MP020-5 1 T1 Transformer;1.6mH; Np:Np_au:Nsec1:Nsec2=150:16:5:11 MPS Confidential- Sigma Design Use Only 8 EE16 The Future of Analog IC Technology® 5. Transformer Information 5.1 Winding Spec Electrical Diagram Electric Characteristic Parameter Condition Test Value LP (3-1) Primary Inductance 1.65mH±5% Core/Bobbin EE16 Core material PC40 Turn Ratio Np:Np_au:Nsec1:Nsec2 150:16:5:11 Winding Diagram Winding Order Tape Layer Number Winding No. Margin Tape (Pri. Side) Start & End Margin Tape (Sec. Side) Turns Magnet Wire (Φ) 3 Np \ 3 to 1 \ 150 0.15*1 10 1 Nsec1 5 0.5*2 TIW 6 10-6 4 5 7 1 Nsec2 \ 7 to 10 \ 11 0.2*1 TIW 1 Np_au \ 5 to 4 \ 16 0.15*1 TIW 10 Np_au: 0.15mm×1P ×16Ts Nsec2: 0.2mm ×1P ×11Ts TIW Nsec1: 0.5mm ×2P ×5Ts TIW 1 Np: 0.15mm ×1P ×150Ts MPS Confidential- Sigma Design Use Only 9 3 The Future of Analog IC Technology® 6. Performance Data 6.1 Test Setup 6.1.1 Test Equipment AC Source: Chroma, Model 61601 Power Meter: Yokogawa, Model WT210 Oscilloscope: Tektronix, Model TDS3014C Current Probe/Amplifier: Tektronix, Model TCP312 EMC Receiver: Rohde & Schwarz, Model ESPI3+ESPI-B2 MPS Confidential- Sigma Design Use Only 10 The Future of Analog IC Technology® 6. Performance Data 6.2 Efficiency 6.2.1 Full load Efficiency Test Conditions: The two output channels are @ full load condition and pre-heated until temperature stabilization was achieved. Criteria To Pass: The average efficiency must be > 80% at the continuous output load. (The design can’t satisfy such high efficiency demand) MPS Confidential- Sigma Design Use Only 11 The Future of Analog IC Technology® 6. Performance Data …Continued Vin=110Vac Pin (W) Vo1 (V) Io1 (A) Vo2 (V) Io2 (A) Po (W) Efficiency 2.495 3.289 0.445 11.83 0.0253 1.762904 0.671471 4.406 3.298 0.764 11.8 0.0506 3.116752 0.689854 6.435 3.314 1.114 11.82 0.0758 4.587752 0.701033 8.59 3.326 1.495 11.85 0.0979 6.132485 0.71391 Average Efficiency: 69.4% Comment: Pass MPS Confidential- Sigma Design Use Only 12 The Future of Analog IC Technology® 6. Performance Data …Continued Vin=220Vac Pin (W) Vo1 (V) Io1 (A) Vo2 (V) Io2 (A) Po (W) Efficiency 2.528 3.277 0.446 11.78 0.0253 1.759576 0.696035 4.339 3.288 0.765 11.77 0.0506 3.110882 0.716958 6.286 3.3 1.116 11.78 0.0758 4.575724 0.727923 8.35 3.312 1.495 11.8 0.0995 6.12554 0.733598 Average Efficiency: 71.8% Comment: Pass MPS Confidential- Sigma Design Use Only 13 The Future of Analog IC Technology® 6. Performance Data 6.2.2 No Load Power Consumption Test Conditions: No load input power consumption are tested based on 10mins preheat. Criteria To Pass: The no load input power consumption must be <70mV. VAC (Vac) 85 265 PIN(mW) 54 56 MPS Confidential- Sigma Design Use Only 14 The Future of Analog IC Technology® 6. Performance Data 6.3 Stress 6.3.1 Mosfet VDS Test Conditions: The main input voltage was set to265VAC. The unit is loaded at maximum output current. Criteria To Pass: The Mosfet VDS must be < 700V at both startup and steady status. Steady Startup CH1: VDS CH1: VDS VMAX: 650V VMAX: 654V Comment: Pass MPS Confidential- Sigma Design Use Only 15 The Future of Analog IC Technology® 6. Performance Data 6.3.2 Output Diode VRRM Test Conditions: The main input voltage was set to 265VAC. The unit is loaded at maximum output current. Criteria To Pass: The diode VRRM must be < 20V at both startup and steady status. 3.3V Rail Steady Startup CH1: VRRM CH1: VRRM VMAX: 17.2V VMAX: 17.2V Comment: Pass MPS Confidential- Sigma Design Use Only 16 The Future of Analog IC Technology® 6. Performance Data 6.3.3 Output Diode VRRM Test Conditions: The main input voltage was set to 265VAC. The unit is loaded at maximum output current. Criteria To Pass: The diode VRRM must be < 80V at both startup and steady status. 12.0V Rail Steady Startup CH1: VRRM CH1: VRRM VMAX: 57.4V VMAX: 57.6V Comment: Pass MPS Confidential- Sigma Design Use Only 17 The Future of Analog IC Technology® 6. Performance Data 6.4 Protection 6.4.1 Short Circuit Protection (SCP) Test Conditions: The unit was switched on with normal load on the output. A short circuit was applied manually to the output at the end of the cable. The mains voltage was adopted to obtain the worst-case condition. A short circuit was applied to the output at the end of the cable before startup of the unit. The unit was switched on with a short circuit at the output. The mains voltage was adopted to obtain the worse-case condition. Criteria To Pass: The unit shall be capable of withstanding a continuous short-circuit at the output without damage or overstress of the unit under any input conditions. After removal of the short circuit, the unit shall recover automatically. VAC 85 110 120 135 SCP ok ok ok ok 18 The Future of Analog IC Technology® MPS Confidential- Sigma Design Use Only 6. Performance Data …Continued SCP at 220VAC SCP Startup SCP Entry CH1: VDS CH1: VDS CH2: VCC CH2: VCC SCP Recovery CH1: VDS CH2: VCC Input Power: 0.8W Comment: Pass MPS Confidential- Sigma Design Use Only 19 The Future of Analog IC Technology® 6. Performance Data …Continued Ta=25.7℃ Transformer MPS Confidential- Sigma Design Use Only 12V Output Diode 20 The Future of Analog IC Technology® 6. Performance Data 6.4.2 Over Current Protection (OCP) Test Conditions: Both the output current are at full load condition. Then enlarge one output current until the circuitry enters OCP. Criteria To Pass: The unit shall be capable of withstanding a continuous over current at the output without damage or overstress of the unit under any input conditions. After removal of the over current condition, the unit shall recover automatically. VAC 110 220 Channel 1 Output Current 1685mA 1702mA Channel 2 Output Current 100mA 100mA Channel 1 Output Current 1500mA 1500mA Channel 2 Output Current 135mA 143mA Rail 1 OCP Rail 2 OCP MPS Confidential- Sigma Design Use Only 21 The Future of Analog IC Technology® 6. Performance Data OCP Startup OCP Entry OCP Recovery Vds_max: 558V Vds_max: 642V Vds_max: 642V Input Power: 1.8W MPS Confidential- Sigma Design Use Only 22 The Future of Analog IC Technology® 6. Performance Data …Continued Ta=25.7℃ Bottom PCB Heated by Diode MPS Confidential- Sigma Design Use Only 3.3V Output Diode 23 The Future of Analog IC Technology® 6. Performance Data 6.5 Output and Timing 6.5.1 Output Voltage Ripple Test Conditions: The output voltage ripple and noise are measured at output terminal with full load (Test with 47uF electrolytic cap and 0.1uF ceramic cap). Criteria To Pass: The ripple of the output current must remain within the specified limits (3.3V rail<200mV, 12V rail<800mV). 3.3V Rail 110VAC Input 220VAC Input CH1: V_Ripple CH1: V_Ripple VP-P: 164mV VP-P: 164mV Comment: Pass MPS Confidential- Sigma Design Use Only 24 The Future of Analog IC Technology® 6. Performance Data …Continued 12.0V Rail 110VAC Input 220VAC Input CH1: V_Ripple CH1: V_Ripple VP-P: 316mV VP-P: 320mV Comment: Pass MPS Confidential- Sigma Design Use Only 25 The Future of Analog IC Technology® 6. Performance Data 6.5.2 Startup Time Test Conditions: The Unit start with full load The startup time is measured from bus capacitor is charged up to output voltage rises to its 90% set value. Criteria To Pass: The startup time must remain in 0.5 second. 110VAC Input 220VAC Input Ch1: Vds Ch1: Vds Ch2: Vo1 Ch3: Vo2 Ch2: Vo1 Ch3: Vo2 TStart-up: 398ms TStart-up: 280ms Comment: Pass MPS Confidential- Sigma Design Use Only 26 The Future of Analog IC Technology® 6. Performance Data 6.5.3 Output Rise Time Test Conditions: The Unit start with full load The output rise time is measured from 0% output voltage to 100% output voltage Criteria To Pass: The startup time must remain in 0.01 second. (The output rise time can’t satisfy the demand) 110VAC Input 220VAC Input CH2: Vo1 CH2: Vo1 CH2: Vo2 CH2: Vo2 TStart-up: 51.2ms MPS Confidential- Sigma Design Use Only TStart-up: 32.4ms 27 The Future of Analog IC Technology® 6. Performance Data 6.5.4 Output Voltage Ripple Test Conditions: The load of output1 changed from 500mA to 1500mA at a slew rate of 0.5A/usec. The load of output2 is changed from 5mA to 100mA at a slew rate of 0.25A/usec . The frequency of change was set to give the best readability of the deviation and setting time. 110VAC Input 220VAC Input CH1: V_Ripple CH1: V_Ripple CH4: Iout CH4: Iout VP-P: 232mV MPS Confidential- Sigma Design Use Only VP-P: 244mV 28 The Future of Analog IC Technology® 6. Performance Data 6.6 Thermal 6.6.1 Parts Thermal Test Conditions: The input voltage was set to 85V. The electronic load was set to the maximum output current. The unit was covered, and the data was recorded until temperature stabilization was achieved. Ta=27℃ Criteria To Pass: The △ temperature must be < 60℃. MPS Confidential- Sigma Design Use Only 29 The Future of Analog IC Technology® 6. Performance Data …Continued Top Side Bottom Side PCB area heated by Output Diode D3 MPS Confidential- Sigma Design Use Only 3.3V output diode D3 Comment: Pass 30 The Future of Analog IC Technology® 6. Performance Data 6.7 EMC and Safety 6.7.1 Conducted Emission Test Conditions: The unit was subjected to 220VAC line and with maximum load. The output GND floats. Criteria To Pass: EN55022 with -8dB margin. L line N line Comment: Pass MPS Confidential- Sigma Design Use Only 31 The Future of Analog IC Technology® 6.7 EMC and Safety 6.7.2 Surge Test Test Conditions: Surge Test with 1.2/50us Waveform Criteria To Pass: The EV Board can work normally during test and after test Surge Level (V) Input Voltage (Vac) Injection Location Injection Phase (o) Number of Surges Test Result 1000 220 L-N 0 5 PASS 1000 220 L-N 90 5 PASS 1000 220 L-N 180 5 PASS 1000 220 L-N 270 5 PASS -1000 220 L-N 0 5 PASS -1000 220 L-N 90 5 PASS -1000 220 L-N 180 5 PASS -1000 220 L-N 270 5 PASS MPS Confidential- Sigma Design Use Only 32 The Future of Analog IC Technology®