iml8683-220v C / 4W Down-Light EVM - pplication Notes iml8683 220V C 4W Down Light EVM pplication Notes Table of Content. IC Description... 2 2. Features... 2 3. Package and Pin Diagrams... 2 4. pplication Circuit... 3 5. PCB Layout and Photograph... 3 6. Schematic of PCB... 4 7. Bill of Materials... 4 8. Performance Data and Typical Characteristic... 5 8. Test Result... 5 8.2 Power Factor vs. V C... 5 8.3 THD vs. V C... 5 8.4 Input Voltage and Input Current... 6 8.5 TRIC Dimming Waveforms... 7 8.5. Leading Phase TRIC Dimming... 7 8.5.2 Trailing Phase TRIC Dimming... 8 8.5.3 Compatible Dimmers... 9 9. Surge Performance... 0 0. EMI Performance... 204 IML Inc. ll rights reserved. Rev. 0. Mar. 204
iml8683-220v C / 4W Down-Light EVM - pplication Notes. IC Description The iml8683 is a Three Terminal Current Controller (TTCC) for regulating the current flowing through an LED string. The application of the iml8683 is configured in parallel with an LED string. The iml8683 can work as voltage controlled current source, current regulator, or cut-off. It is suitable for the applications adopting periodical C voltage source. The PCB layout is also very flexible to meet various shape requirements. It is especially suitable for replacing incandescent light bulb and linear type fluorescent lamp. 2. Features System Chip pplications ll solid state components No electrolytic capacitor needed Compact size High Power Factor and Low Total Harmonic Distortion Performance High efficiency Flexible PCB layout style Wide range of LED forward voltage selection 88V input sustaining voltage. 3V dropout voltage for up to 50m regulating current. Chip-on-board process available. C LED lighting engine. LED light bulb. LED light tube. 3. Package and Pin Diagrams 2 3 6 5 4 MS MS DFN 2mm 2mm SOT-89-5L 204 IML Inc. ll rights reserved. Rev. 0. Mar. 204
iml8683-220v C / 4W Down-Light EVM - pplication Notes 4. pplication Circuit Fuse V C R0/ 300Ω/ 0.5W (Optional) C0/ 300nF/ 400V (Optional) MOV V430CH8 BD R5 43Ω 206 LED 3V LED 44pcs Remark: R0/C0: For TRIC dimmer compatibility. (It is optional for some specified dimmers.) R5: Bleeder resistor for some specific dimmers or indicator lamp in a lamp ON/OFF switch. R4 50Ω 0603 U iml8683 - DJ U2 iml8683 - DJ MS MS R=5.6Ω 0603 R2=3.9Ω 0603 LED2 3V LED 20pcs LED3 3V LED 20pcs ZD 24V U3 iml8683 - DJ Q (NMOS) iml360 / 600V MS R3=3Ω 0603 5. PCB Layout and Photograph 204 IML Inc. ll rights reserved. Rev. 0. Mar. 204
5 6 3 2 4 5 6 3 2 iml8683-220v C / 4W Down-Light EVM - pplication Notes 6. Schematic of PCB C_L FUSE TVS R C C V+ 2 C V- B 3 4 CV VC V+ C_N V- U EP 7 MS U3 R3 7 EP R4 MS Q EP 7 4 2 3 6 5 4 C_L C_N FUSE MOV BD C V+ 2 C V- 3 4 R5 LED S+ LED S- LED S2+ ZD LED S2- D VC R U2 LED S3+ MS LED S3- R2 LED S+ LED LED2 LED3 LED4 LED62 LED5 LED6 LED7 LED8 LED9 LED58 LED0 LED LED2 LED3 LED4 LED5 LED54 LED6 LED7 LED8 LED9 LED S- LED20 LED50 LED2 LED22 LED23 LED24 LED25 LED26 LED46 LED27 LED28 LED29 LED30 LED3 LED42 LED32 LED33 LED34 LED35 LED36 LED37 LED38 LED S2+ LED S2- LED39 LED40 LED4 LED43 LED44 LED45 LED47 LED48 LED49 LED5 LED52 LED53 LED55 LED56 LED57 LED59 LED60 LED6 LED63 LED64 LED S3+ LED S3- LED65 LED66 LED67 LED68 LED69 LED70 LED7 LED72 LED73 LED74 LED75 LED76 LED77 LED78 LED79 LED80 LED8 LED82 LED83 LED84 7. Bill of Materials Component Description Package Main Board Fuse (0Ω) 206 BD Bridge Diode, MDB0S, 000V, MOV V430CH8 8*5mm U, U2, U3 iml8683nl-dj DFN-2x2-6L LED ~ LED84 HongLi, 3V LED (CCT=5700) 2835 R Resistor, 5.6Ω 0603 R2 Resistor, 3.9Ω 0603 R3 Resistor, 3Ω 0603 R4 Resistor, 50Ω 0603 R5 Resistor, 43Ω 206 D 80V/0.5 Schottky Diode, MBR 0580-TP SOD-23 ZD Zener Diode, 24V SOD-523 Q HV NMOS, iml360, 600V/, V GS,MX =30V SOT-223 Front End Board Fuse (0Ω) 206 MOV Φ 7mm R Resistor, 300Ω 0.5W C 300nF/400V Mylar Capacitor BD CV E. Cap 204 IML Inc. ll rights reserved. Rev. 0. Mar. 204
iml8683-220v C / 4W Down-Light EVM - pplication Notes 8. Performance Data and Typical Characteristic 8. Test Result V C (V) I IN (m) PF THD (%) P IN (W) I IN Line Reg. 98 54.28 0.98 9.84 0.60-2.89% 207 59.04 0.983 8.79 2.07-5.27% 26 6.7 0.985 7.4 3.022 -.84% 220 62.32 0.986 6.7 3.590 0.00% 230 64.27 0.988 5.65 4.680 3.2% 240 65.69 0.989 5.03 5.594 5.40% 242 66.0 0.989 4.93 5.80 5.92% 253 67.44 0.989 4.66 6.896 8.22% 264 68.82 0.989 4.69 8.055 0.43% 8.2 Power Factor vs. V C 8.3 THD vs. V C 204 IML Inc. ll rights reserved. Rev. 0. Mar. 204
iml8683-220v C / 4W Down-Light EVM - pplication Notes 8.4 Input Voltage and Input Current V C =98V V C =220V CH: Input Voltage, CH4:Input Current CH: Input Voltage, CH4:Input Current V C =242V V C =253V CH: Input Voltage, CH4:Input Current CH: Input Voltage, CH4:Input Current 204 IML Inc. ll rights reserved. Rev. 0. Mar. 204
iml8683-220v C / 4W Down-Light EVM - pplication Notes 8.5 TRIC Dimming Waveforms 8.5. Leading Phase TRIC Dimming CH: Input Voltage, CH4:Input Current CH: Input Voltage, CH4:Input Current CH: Input Voltage, CH4:Input Current << Note:TRIC Dimmer (Busch-Jaeger 2247U) >> 204 IML Inc. ll rights reserved. Rev. 0. Mar. 204
iml8683-220v C / 4W Down-Light EVM - pplication Notes 8.5.2 Trailing Phase TRIC Dimming CH: Input Voltage, CH4:Input Current CH: Input Voltage, CH4:Input Current CH: Input Voltage, CH4:Input Current << Note:TRIC Dimmer (Busch-Jaeger 653U) >> 204 IML Inc. ll rights reserved. Rev. 0. Mar. 204
iml8683-220v C / 4W Down-Light EVM - pplication Notes 8.5.3 Compatible Dimmers Brands Model Voltage Power Type Busch-Jaeger 2250U 220V 600W Leading Busch-Jaeger 2247U 220V 500W Leading Busch-Jaeger 653U 220V 420W Trailing GIR 0300-00 220V 400W Leading GIR 0307-00/I02 220V 400W Trailing NM SW 370 220V 700W Leading NM SW 3000 220V 000W Leading SIEMENS DELT Vista 220V 500W Leading TCL Legrand 220V 600W Leading 204 IML Inc. ll rights reserved. Rev. 0. Mar. 204
iml8683-220v C / 4W Down-Light EVM - pplication Notes 9. Surge Performance In order to pass V surge test (IEC6000-4-5), a MOV is required. Without MOV, the light engine can pass 750V surge. Here are the test results. 204 IML Inc. ll rights reserved. Rev. 0. Mar. 204
iml8683-220v C / 4W Down-Light EVM - pplication Notes 0. EMI Performance 204 IML Inc. ll rights reserved. Rev. 0. Mar. 204
iml8683-220v C / 4W Down-Light EVM - pplication Notes 204 IML Inc. ll rights reserved. Rev. 0. Mar. 204