V ac V ac

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1 20 W Direct AC LED Driver Analog and Phase-cut Dimming Introduction This manual covers the specification, theory of operation, testing and construction of the NCL30170 demonstration board. NCL30170 has two operation modes according to dimming type. The NCL30170 evaluation boards demonstrates 20 W Analog and Phase cut dimming with accurate current regulation and low THD performance. REFERENCE DESIGN Table 1. Input Voltage V ac V ac Low line ADIM/PCDIM High line ADIM/PCDIM Line Frequency 50 Hz / 60 Hz Output Power 20 W Typ. Power Factor (Maximum LED Output) 0.95 Min THD ( Nominal Input Voltage) 10% Max Line Regulation ± 2% Analog Dimming Range < 5 % Start Up Time < 200 msec Typ. Percent Flicker < 30% With E cap Lighting Surge CM: ±2.5 kv (Line to PE) DM: ±2.5 kv (Line to Neutral) ANSI/IEEE C Class A EMI Conducted 9 khz 30 MHz Key Features Accurate Constant LED Current across input voltage range Selectable LED Channel counts using advanced topology Excellent Power Factor and THD with sinusoidal current shape Wide Analog dimming range < 5 % Excellent Phase cut dimmer compatibility Protections Input Over Voltage Protection Thermal Shut Down Sensing Resistor Short Protection Semiconductor Components Industries, LLC, 2018 March, 2019 Rev. 2 1 Publication Order Number:

2 SCHEMATIC FOR LOW LINE 20 W ADIM N VAC: 108 ~ 132 L F1 Bel SSQ2 125V / 2A 2410 IIN MOV CNR 10D221K BD1 MB6S 600V CBLD1 51p DIM + DIM CIN1 250V / 47nF CDIM 47n DHV RDIM RHV1 RHV2 RHV3 HV NC BLD DIM FB CFB 1u NCL30170 VDD VIN OUT GND CS Vaux + DSB CVDD 50V / 2.2uF ROUTL 100 ohm GND RCSL DVDD CVIN 100p D1 RVIN1 330k RVIN2 330k RVIN3 300k RVIN4 15k RLED1 RLED2 CLED1 50V / 220uF CLED2 100V / 100uF CLED1_1 50V / 220uF CLED2_1 100V / 100uF D2 LED CH1 : 4 EA ILED1 LED CH2 : 10 EA ILED2 SW1 SOT323 ZOUT1 DOUT1 SOD 123F RPD1 RPD2 RG1 1) RG2 1) 1) RG1 RG3: optional gate resistors If the pattern between the out pin and FETs gate is very long in the system configuration, use optional gate resistors for stable operation (100 1 k ) It doesn t apply to our 20 W EVB. D3 SW2 SOT323 ZOUT2 CSA 22nF RLED3 CLED3 100V / 47uF CLED3_1 100V / 47uF LED CH3 : 9 EA ILED3 DOUT2 SOD 123F RG3 1) RSA 220 ohm RPD3 RS1 43 0hm RCS1 20 ohm SW3 D PAK FQD6N50C ZOUT3 RS2 43 0hm RCS2 20 ohm ZCS SOD 123 Figure 1. Schematic for Low Line 20 W ADIM 2

3 Table 2. BILL OF MATERIALS (BOM) Part Reference Part Description Q ty Vendor Note PCB NCL W ADIM EVB 1 ANY NCL30170 IC SOIC10 1 ONsemi Controller F1 fast Acting 125 V 2 A SSQ Bel fuse MOV CNR10D221K 1 ANY BD1 Bridge diode 600 V 0.5 A, MB6S SOIC 4 1 ONsemi ZOUT1 3 SMD 24V Zener Diode, SOD ONsemi DHV, DSB, DVDD SMD Diode LL4148 () 3 ONsemi DSB : option (external VDD) SW1, SW2 MOSFET SOT ONsemi SW3 MOSFET FQD6N50C D PAK 1 ONsemi DOUT1, DOUT2, D1 3 SMD Diode, SOD 123F 5 ONsemi RHV1, RHV2, RHV3 Resistor, 13 k 3 ANY ILED1 3, RCSL Resistor, 0 4 ANY RVIN1, RVIN2 Resistor, 330 k 2 ANY RVIN3 Resistor, 300 k 1 ANY RVIN4 Resistor, 15 k 1 ANY RPD1 3, RLED1 3 Resistor, 100 k 6 ANY RCS1, RCS2 Resistor, 20 2 ANY RSA Resistor, ANY RS1, RS2 Resistor, 43 2 ANY ROUTL Resistor, ANY CIN1 Flim Capacitor, 47 nf / 250 V 1 ANY CVDD Capacitor, 50 V 2.2 F 1 ANY CBLD1 Capacitor, 51 pf 1 ANY CVIN Capacitor, 100 pf 1 ANY CLED 1, CLED 1_1 SMD Al.capacitor 50 V 220 F BXJ J10 2 SAMYOUNG CLED 2, CLED 2_1 SMD Al.capacitor 100 V 100 F BXJ K14 2 SAMYOUNG CLED 3, CLED 3_1 SMD Al.Capacitor 100 V 47 F MVK J10 2 SAMYOUNG CDIM Capacitor 47 nf 1 ANY CSA Capcitor 22 nf 1 ANY CFB Capacitor 1 F 1 ANY LED Configuration LED Luxeon D 6 V 240 ma Default LED configuration : LED max counts ( ) 23 Luxeon 3

4 SCHEMATIC FOR HIGH LINE 20 W ADIM N VAC: 198 ~ 264 L F1 350V / 2.5A 2410 I IN MOV 10D391K BD1 MB6S 600V CBLD1 51p DIM + DIM CIN1 68nF / 450V CDIM 47n DHV RDIM RHV1 RHV2 RHV3 HV NC BLD DIM FB CFB 1u NCL30170 VDD VIN OUT GND CS Vaux + DSB CVDD 50V / 2.2uF ROUTL 100 ohm GND RCSL RLED1 RLED2 CLED1 100V / 47uF CLED2 160V / 33uF CLED1_1 CLED2_1 160V / 33uF D1 D2 RVIN1 330k LED CH1 : 9 EA ILED1 LED CH2 : 19 EA ILED2 RVIN2 330k SW1 SOT323 ZOUT1 DOUT1 SOD 123F DVDD RVIN3 300k RPD1 RPD2 CVIN 100p RVIN4 7.5k RG1 1) RG2 1) To improve ment standby power, RVIN total should be increased 2~3Mohm 1) RG1 RG3: optional gate resistors If the pattern between the out pin and FETs gate is very long in the system configuration, use optional gate resistors for stable operation (100 1 k ) It doesn t apply to our 20 W EVB. D3 SW2 SOT323 ZOUT2 CSA 22nF RLED3 CLED3 160V / 33uF CLED3_1 160V / 33uF LED CH3 : 16 EA ILED3 DOUT2 SOD 123F RG3 1) RSA 220 ohm RPD3 RS1 68 0hm RCS1 36 ohm RCS2 36 ohm ZCS SOD 123 RS2 68 0hm ZOUT3 SW3 D PAK FQD6N50C Figure 2. Schematic for High Line 20 W ADIM 4

5 Table 3. BILL OF MATERIALS (BOM) Part Reference Part Description Q ty Vendor Note PCB NCL W ADIM EVB 1 ANY NCL30170 IC SOIC10 1 ONsemi Controller F1 350 V 2.5 A 0679H Bel fuse MOV 10D391K 1 ANY BD1 Bridge diode 600 V 0.5 A, MB6S SOIC 4 1 ONsemi ZOUT1 3 SMD 24 V Zener Diode, SOD ONsemi DHV, DSB, DVDD SMD Diode LL4148 () 3 ONsemi DSB : option (external VDD) SW1, SW2 MOSFET SOT ONsemi SW3 MOSFET FQD6N50C D PAK 1 ONsemi DOUT1, DOUT2, D1 3 SMD Diode, SOD 123F 5 ONsemi RHV1, RHV2, RHV3 Resistor, 13 k 3 ANY ILED1 3, RCSL Resistor, 0 4 ANY RVIN1,RVIN2 Resistor, 330 k 2 ANY RVIN3 Resistor, 300 k 1 ANY RVIN4 Resistor, 7.5 k 1 ANY RPD1 3, RLED1 3 Resistor, 100 k 6 ANY RCS1, RCS2 Resistor, 36 2 ANY RSA Resistor, ANY RS1, RS2 Resistor, 68 2 ANY ROUTL Resistor, ANY CIN1 Flim Capacitor, 68 nf / 450 V 1 ANY CVDD Capacitor, 50 V 2.2 F 1 ANY CBLD1 Capacitor, 51 pf 1 ANY CVIN Capacitor, 100 pf 1 ANY CLED 1 SMD Al.capacitor 100 V 47 F MVK J10 1 SAMYOUNG CLED 2, CLED 2_1 SMD Al.capacitor 160 V 33 F MVK K14 2 SAMYOUNG CLED 3, CLED 3_1 SMD Al.Capacitor 160 V 33 F MVK K14 2 SAMYOUNG CDIM Capacitor 47 nf 1 ANY CSA Capcitor 22 nf 1 ANY CFB Capacitor 1 F 1 ANY LED Configuration LED Luxeon D 6 V 240 ma Default LED configuration : LED max counts ( ) 44 Luxeon 5

6 SCHEMATIC FOR HIGHLINE 20 W PCDIM Only for PCDIM ZBLD SOD123 22V RBLD2 360 ohm RBLD1 360 ohm SWBLD SOT223 VIN.REC N VAC: 108~ 132 CNR 10D221K MOV Bel SSQ2 125V / 2A 2410 L F1 IIN BD1 MB6S 600V CBLD2 180p RBLD3 DBLD CBLD1 820p VIN.REC CIN1 250V/ 47nF DHV CDIM 180n RDIM 430k RHV1 RHV2 RHV3 HV NC BLD DIM RPC FB CFB 1u NCL30170 Only for PCDIM RPBLD1 RPBLD2 1.5k 1.5k CPBLD 150n/250V ZPBLD DPBLD SOD123 22V VDD RPBLD3 0 ohm VIN CVDD 50V/4.7uF OUT GND ROUTL 100 ohm CS RCSL DVDD CVIN 820p D1 RVIN1 330k RVIN2 300k RVIN3 270k RVIN4 12k RLED1 RLED2 CLED1 50V / 220uF CLED2 100V / 100uF CLED1_1 50V / 220uF CLED2_1 100V / 100uF D2 D3 LED CH1 : 4 EA ILED1 LED CH2 : 10 EA ILED2 SW1 SOT223 ZOUT1 DOUT1 SOD 123F SW2 SOT223 ZOUT2 RPD1 RPD2 RG1 1) RG2 1) CSA 22n 1) RG1 RG3: optional gate resistors If the pattern between the out pin and FETs gate is very long in the system configuration, use optional gate resistors for stable operation (100 1 k ) It doesn t apply to our 20 W EVB. RLED3 CLED3 100V / 47uF CLED3_1 100V / 47uF LED CH3 : 9 EA ILED3 DOUT2 SOD 123F RG3 1) RSA 220 ohm RPD3 RS1 43 ohm RCS1 20 ohm SW3 D PAK FQD6N50C ZOUT3 RS2 43 ohm RCS2 20 ohm ZCS SOD 123 Figure 3. Schematic for Low Line 20 W PCDIM 6

7 BILL OF MATERIALS (BOM) Table 4. BILL OF MATERIALS (BOM) Part Reference Part Description Q ty Vendor Note PCB NCL W PCDIM EVB 1 ANY NCL30170 IC SOIC10 1 ONsemi controller F1 125 V 2 A SSQ Bel fuse MOV CNR10D221K 1 ANY BD1 Bridge diode 600 V 0.5 A, MB6S SOIC 4 1 ONsemi ZPBLD, ZBLD SMD 22 V Zener Diode, SOD ONsemi ZOUT1 3 SMD 24 V Zener Diode, SOD ONsemi DHV, DPBLD, DVDD SMD Diode LL4148 () 3 ONsemi SW1, SW2, SWBLD MOSFET SOT ONsemi SW3 MOSFET FQD6N50C D PAK 1 ONsemi DOUT1, DOUT2, D1 3 SMD Diode, SOD 123F 5 ONsemi RHV1 3 Resistor, 13 k 3 ANY RPBLD1, RPBLD2 Resistor, 1.5 k 2 ANY ILED1 3, RCSL, RPBLD3 Resistor, 0 5 ANY RVIN1 Resistor, 330 k 1 ANY RVIN2 Resistor, 300 k 1 ANY RVIN3 Resistor 270 k 1 ANY RVIN4 Resistor, 12 k 1 ANY RBLD1, RBLD2 Resistor ANY RPD1 3, RLED1 3, RBLD3 Resistor, 100 k 7 ANY RCS1, RCS2 Resistor, 20 2 ANY RSA Resistor, ANY RS1, RS2 Resistor, 43 2 ANY ROUTL Resistor, ANY RDIM Resistor, 430 k 1 ANY CIN1 Flim Capacitor, 47 nf / 250 V 1 ANY CPBLD Flim Capacitor, 150 nf/ 250V 1 ANY CVDD Capacitor, 50 V 4.7 F 1 ANY CVIN, CBLD1 Capacitor, 820 pf 2 ANY CBLD2 Capacitor, 180 pf 1 ANY CLED 1, CLED 1_1 SMD Al.capacitor 50 V 220 F BXJ J10 2 SAMYOUNG CLED 2, CLED 2_1 SMD Al.capacitor 100 V 100 F BXJ K14 2 SAMYOUNG CLED 3, CLED 3_1 SMD Al.Capacitor 100 V 47 F MVK J10 2 SAMYOUNG CDIM Capacitor 180 nf 1 ANY CSA Capcitor 22 nf 1 ANY CFB Capacitor 1 F 1 ANY LED Configuration LED Luxeon D 6 V 240 ma Default LED configuration : LED max counts ( ) 23 Luxeon 7

8 SCHEMATIC FOR HIGH LINE 20 W PCDIM N VAC: 198 ~ 264 L F1 350V / 2.5A 2410 IIN BD1 MB6S 600V MOV 10D391K RA1 2K RA2 2K CA1 150n / 450V VIN.REC SWBLD SOT223 RBLD2 560 ohm RBLD1 560 ohm ZBLD SOD123 22V CBLD2 180p Only for PCDIM RBLD3 56k DBLD CBLD1 820p VIN.REC CIN1 450V/ 47nF DHV CDIM 180n RDIM 430k RHV1 RHV2 RHV3 HV NC BLD DIM RPC FB CFB 1u NCL30170 Only for PCDIM RPBLD1 RPBLD2 2k 2k CPBLD 100n/450V ZPBLD DPBLD SOD123 22V VDD RPBLD3 10 VIN CVDD 50V/4.7uF OUT GND ROUTL 100 ohm CS RCSL DVDD CVIN 820p D1 RVIN1 330k RVIN2 330k RVIN3 300k RVIN4 6.2k RLED1 RLED2 CLED1 63V / 100uF CLED2 160V / 33uF CLED1_1 63V / 100uF CLED2_1 160V / 33uF D2 LED CH1 : 9 EA ILED1 LED CH2 : 19 EA ILED2 SW1 SOT223 ZOUT1 DOUT1 SOD 123F RPD1 RPD2 RG1 1) RG2 1) 1) RG1 RG3: optional gate resistors If the pattern between the out pin and FETs gate is very long in the system configuration, use optional gate resistors for stable operation (100 1 k ) It doesn t apply to our 20 W EVB. D3 SW2 SOT223 ZOUT2 CSA 22n RLED3 CLED3 100V / 100uF CLED3_1 100V / 100uF LED CH3 : 16 EA ILED3 DOUT2 SOD 123F RG3 1) RSA 220 ohm RPD3 RS1 68 ohm RCS1 36 ohm SW3 D PAK FQD6N50C ZOUT3 RS2 68 ohm RCS2 36 ohm ZCS SOD 123 Figure 4. Schematic for High Line 20 W PCDIM 8

9 Table 5. BILL OF MATERIALS (BOM) Part Reference Part Description Q ty Vendor Note PCB NCL W PCDIM EVB 1 ANY NCL30170 IC SOIC10 1 ONsemi controller F1 350 V 2.5 A 0679H Bel fuse MOV 10D391K 1 ANY BD1 Bridge diode 600 V 0.5 A, MB6S SOIC 4 1 ONsemi ZPBLD, ZBLD SMD 22 V Zener Diode, SOD ONsemi ZOUT1 3 SMD 24 V Zener Diode, SOD ONsemi DHV, DPBLD, DVDD SMD Diode LL4148 () 3 ONsemi SW1, SW2, SWBLD MOSFET SOT ONsemi SW3 MOSFET FQD6N50C D PAK 1 ONsemi DOUT1, DOUT2, D1 3 SMD Diode, SOD 123F 5 ONsemi RHV1 3 Resistor, 13 k 3 ANY RPBLD1 2 RA1 2 Resistor, 2 k 4 ANY ILED1 3, RCSL Resistor, 0 4 ANY RVIN1, RVIN2 Resistor, 330 k 2 ANY RVIN3 Resistor, 300 k 1 ANY RVIN4 Resistor, 6.2 k 1 ANY RBLD1, RBLD2 Resistor ANY RPD1 3, RLED1 3 Resistor, 100 k 6 ANY RBLD3 Resistor, 56 k 1 ANY RCS1, RCS2 Resistor, 36 2 ANY RSA Resistor, ANY RS1, RS2 Resistor, 68 2 ANY ROUTL, RPBLD3 Resistor, ANY RDIM Resistor, 430 k 1 ANY CA1 Film Capacitor, 150 nf / 450V 1 ANY CIN1 Flim Capacitor, 47 nf / 450 V 1 ANY CPBLD Flim Capacitor, 100nF/ 450V 1 ANY CVDD Capacitor, 50 V 4.7 F 1 ANY CVIN, CBLD1 Capacitor, 820 pf 2 ANY CBLD2 Capacitor, 180 pf 1 ANY CLED 1, CLED 1_1 SMD Al.capacitor 63 V 100 F BXJ J10 2 SAMYOUNG CLED 2, CLED 2_1 SMD Al.capacitor 160 V 33 F BXJ K14 2 SAMYOUNG CLED 3, CLED 3_1 SMD Al.Capacitor 100 V 100 F BXJ K14 2 SAMYOUNG CDIM Capacitor 180 nf 1 ANY CSA Capacitor 22 nf 1 ANY CFB Capacitor 1 F 1 ANY LED Configuration LED Luxeon D 6 V 240 ma Default LED configuration : LED max counts ( ) 44 Luxeon 9

10 PERFORMANCE Test Data Phase cut Dimming Mode Figure 5. Power Factor and THD Performance (Low Line PCDIM) Figure 6. Power Factor and THD Performance (High Line PCDIM) Low line 20W PCDIM High line 20W PCDIM LED current [ma_avg] LED current [ma_avg] Input voltage [Vac] Input voltage [Vac] Average LED current Average LED current Figure 7. Line Regulation Performance (PCDIM) 10

11 Dimming Performance Phase-cut Dimming Curve 160 LED Current [ma-avg] Phase Angle [ ] LED Current_ave.[mA] Figure 8. Dimming Curve for Phase cut Dimmer (Low line PCDIM) Table 6. TEST DIMMER : C IW LEVITON Phase Angle [ ] LED Current Average [ma] Pin [W] Non Dim Max PA Step # Step # Step # Step # Step # Step # Step # Step # Step # Step # Step #

12 Percent Flicker with Electrolytic Capacitor Percent Flicker for 20W PCDIM EVB Percent Flicker [%] Min Dimming 25% Dimming 50% Dimming 75% Dimming Non-dim Dimming Condition Low line High line Figure 9. Percent Flicker Performance (PDCIM) 12

13 Test Data Analog Dimming Mode Figure 10. Power Factor and THD Performance (Low Line ADIM) Figure 11. Power Factor and THD Performance (High Line ADIM) Low line 20W ADIM High line 20W ADIM LED current [ma_avg] LED current [ma_avg] Input voltage [Vac] Input voltage [Vac] Average LED current Average LED current Figure 12. Line Regulation Performance (ADIM) 13

14 Dimming Performance Low line ADIM Dim ratio[%] DIM pin Voltage [Vdc] 120Vac 108Vac 132Vac Figure 13. Analog Dimming Curve (Low Line 20 W) High line ADIM Dim ratio[%] DIM pin Voltage [Vdc] 220Vac 198Vac 264Vac Figure 14. Analog Dimming Curve (High Line 20 W) 14

15 Percent Flicker with Electrolytic Capacitor 25 Percent Flicker for 20W ADIM EVB 20 Percent Flicker [%] Min Dim 20% Dimming 50% Dimming 75% Dimming Non dim Dimming Condition HL 20W ADIM LL 20W ADIM Figure 15. Percent Flicker Performance (ADIM) 15

16 Conducted EMI Figure 16. EMI Test Result for NCL W EVB 16

17 Surge Test Test condition : Boards mounted to 15 cm x 15 cm x 3 cm heatsink Heatsink connected to Earth ground DM: Differential Mode test applies surge between Line and Neutral CM: Common Mode test applies surge between Line + Neutral connected and Earth ground Ring wave: 7 strikes / Combination wave: 3 strikes Figure 17. Surge Test (Ring Wave / Combination Wave) Test Result for Combination Wave Table 7. Test EVB Result Surge Immunity Component ÁÁÁÁÁÁÁÁÁÁÁÁ ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ LL 20 W ADIM ± 2.5 kv passed MOV10D221K (10pi) ÁÁÁÁÁÁÁÁÁÁÁÁ ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ LL 20 W PCDIM ± 2.5 kv passed MOV10D221K (10pi) ÁÁÁÁÁÁÁÁÁÁÁÁ ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ HL 20 W ADIM ± 2.5 kv passed MOV10D391K (10pi) ÁÁÁÁÁÁÁÁÁÁÁÁ ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ HL 20 W PCDIM ± 2.5 kv passed MOV10D391K (10pi) Test Result for Ring Wave Table 8. Test EVB Result Surge Immunity Component ÁÁÁÁÁÁÁÁÁÁÁÁ ± 2.5 kv passed ÁÁÁÁÁÁÁÁÁÁÁ MOV10D221K (10pi) ÁÁÁÁÁÁÁÁÁÁÁÁ ± 2.5 kv passed ÁÁÁÁÁÁÁÁÁÁÁ MOV10D221K (10pi) ÁÁÁÁÁÁÁÁÁÁÁÁ ± 2.5 kv passed ÁÁÁÁÁÁÁÁÁÁÁ MOV10D391K (10pi) ÁÁÁÁÁÁÁÁÁÁÁÁ ± 2.5 kv passed ÁÁÁÁÁÁÁÁÁÁÁ MOV10D391K (10pi) ÁÁÁÁÁÁÁÁÁÁÁÁ LL 20 W ADIM ÁÁÁÁÁÁÁÁÁÁÁÁ LL 20 W PCDIM ÁÁÁÁÁÁÁÁÁÁÁÁ HL 20 W ADIM ÁÁÁÁÁÁÁÁÁÁÁÁ HL 20 W PCDIM 17

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