O2 Micro LED Lighting Solution For Big-Bit Seminar Ningbo Fiber Li 2018-05

LED General Lighting Solution

O2Micro General Lighting Products Roadmap Share of LED Revenue 1,AC/DC no-insulated PF>0.5 YL7113/ YL7114 ADVNTC 2,AD/DC insulated PF>0.5 3,AC/DC non-insulated PF>0.9 OZ8022V OZ8022V2 OZ8022VM OZ8022VT OZ8022VT2 OZ8022VT4 OZ2094M2 OZ8022VTC OZ2304 OZ2306 OZ2308 OZ2090 4,AD/DC insulated PF>0.9 OZ8027V OZ8023 5,Wall switch dimming OZ8022A OZ8022T OZ8027T OZ2083 OZ2083A OZ8024S OZ2082C OZ8022AM OZ2093 OZ8020A YL7213/ YL7214 FBULB , Cbub, OZ2163A 6,TRAIC dimming OZ2095 OZ2096 T-buck 7,Linear 8,Smart OZ2081 OZ510 PZH 9,Big power Two stage products 10,Ripple remover Lower ripple for bulbs 11,DC/DC OZ521 OZ533 OZ562 OZ2091 2010 2011 2012 2013 2014 2015 2016 2017 2018

Free Dimming Products

Free Dimming

3-Level Dimming Free Dimming Products – 3-Level Dimming 通过墙壁开关(开/关) 选择全亮 半亮 微亮

Inductor or XFM current Free Dimming Products – 3-Level Dimming Part No. OZ8022A/ OZ8022B OZ8022M OZ8022AM OZ8022T OZ2163A Topology Buck Buck/Buck-Boost High PF - Yes 3-level dimmer 100%-60%-20% 20%-60%-100% 100%-40%-2.5% 100%-40%-12.5% 100%-50%-Ajust Ajust-50%-100% 50%-100%-Ajust 100%-Ajust Isolated No Operating frequency Variable frequency Inductor or XFM current CRM & DCM Power MOSFET External Internal (600V) Internal Protection OTP,OVP, OCP, SCP Package SOT-23-6 SOP-8 SOP-8/QFN-16 MP 2010 Q4 2011 Q2 2011 Q3 2012 Q4 2018 Q2

Free Dimming Products – Strong Patent 1. US 8,339,063 2. US 8,664,895 3. US 8,890,440 4. US 8,698,419 5. China 201010119888.2 6. China CN 102523661 B 7. Europe 2364061 (including UK and Germany) 8. Taiwan I381625 9. Taiwan I519200

Free Dimming Products – 3-Level Dimming 特点: 现有开关即可实现调光， 最低成本的调光方式 多灯并联一致性好 内置高压启动，全电压范围 内启动时间<500ms 专利保护 支持宽范围输入电压 ±5% LED输出电流精度 LED电流短路保护 LED电压开路保护 过温保护功能 封装：SOP-8

Free Dimming Products – 3-Level Dimming Insulate Part No. OZ8027A OZ8027T Topology Flyback/buckboost High PF Yes 3-level analog dimmer 100%-40%-20% 100%-40%-10% Isolated Operating frequency Constant frequency (50kHz) (67kHz) XFM current DCM Power switch External Protection OTP,OVP, OCP, SCP Package SOP-8 MP 2012 Q2 2013 Q2

Free Dimming Products – 3-Level Dimming 特点: 现有开关即可实现调光， 最低成本的调光方式 多灯并联一致性好 内置高压启动，全电压范围 内启动时间<500ms 专利保护 支持宽范围输入电压 ±5% LED输出电流精度 LED电流短路保护 LED电压开路保护 过温保护功能 封装：SO-8 支持flyback和buck-boost拓扑，全电压范围内总谐波<10%，分次谐波过IEC61000-3-2标准。

Continuous Dimming Free Dimming Products – Continuous Dimming 通过墙壁开关(开/关) 选择任意亮度

Inductor or XFM current Free Dimming Products – Continuous Dimming Part No. OZ8024 OZ8024R OZ8024A OZ8024S Topology Buck Buck/Buck-Boost High PF - Yes Continuous dimmer PWM (100% to 3%) (3% to 100%) Analog 5s (100% to 5%) Analog 8s (5% to 100%) Isolated No Operating frequency Variable frequency Inductor or XFM current CRM & DCM Power MOSFET External Protection OTP,OVP, OCP, SCP Package SOP-8/QFN16 SOP-8 MP 2012 Q3 2013 Q2

Free Dimming Products – Strong Patent 1. US 8,339,063 2. US 8,664,895 3. US 8,890,440 4. US 8,698,419 5. China 201010119888.2 6. China CN 102523661 B 7. Europe 2364061 (including UK and Germany) 8. Taiwan I381625 9. Taiwan I519200

Free Dimming Products – Continuous Dimming 特点: 现有开关即可实现调光， 最低成本的调光方式 多灯并联一致性好 内置高压启动，全电压范围 内启动时间<500ms 专利保护 支持宽范围输入电压 ±5% LED输出电流精度 LED电流短路保护 LED电压开路保护 过温保护功能 封装：SO-8 支持buck和buck-boost拓扑，其中buck-boost拓扑谐波可以过IEC61000-3-2标准

0-10V/PWM to analog dimming Free Dimming Products –Color Dimming Part No. OZ2082C OZ2089 OZ2093 Cbulb Topology flyback Buck-boost High PF Yes NC color dimmer White-Warm 0-10V/PWM to analog dimming White-Mix-Warm White-Warm-Mix White-Mix-Warm20% Isolated No Operating frequency Constant frequency Variable Inductor or XFM current DCM QR Power MOSFET External Internal Protection OTP,OVP, OCP, SCP Package SOP-8 SOP-16 MP 2013 Q2 2014 Q4 2015 Q4 2018 Q2

Free Dimming Products –Color Dimming 特点: 现有开关即可实现调色温， 最低成本的调色方式 多灯并联一致性好 支持宽范围输入电压 专利保护 ±5% LED输出电流精度 LED电流短路保护 LED电压开路保护 过温保护功能 封装：SO-8

Inductor or XFM current Free Dimming Products – Color And Power Dimming Part No. YL7213 YL7214 YL7214D Topology Buck High PF No 3-color dimmer Warm-Cold-Mix(X2) Isolated Power Range 24W~36W 36W~50W 50W~60W Inductor or XFM current CRM Power MOSFET Internal Protection OTP,OVP, OCP, SCP Package SOP-8 DIP-8 MP 2017 Q4

Free Dimming Products – Color And Power Dimming

PCB Output PCB SIZE: 55MM*26.4MM*16MM Top Layer Bottom Layer 55mm Page 20

BOM ITEM Designator Description 1 U1 IC_YL7113_SOP8 2 U2 Quantity 1 U1 IC_YL7113_SOP8 2 U2 IC_YL7213_SOP8(MASTER) 3 R1,R2 贴片电阻_2.2MΩ_5%_1206 4 R3,R4 贴片电阻_470kΩ_5%_1206 5 R5 贴片电阻_200kΩ_5%_1206 6 R6-R9 贴片电阻_1R6Ω_1%_1206 7 R10，R11 贴片电阻_75kΩ_1%_0805 8 R14，R15 贴片电阻_150kΩ_5%_1206 9 D6，D7 整流二极管_ES1J_SMA 10 D1-D5 整流二极管_M7 11 L1，L2 电感_EE13_0.21*200T_2200uH_5% 12 C1 电解_22uF_400V 13 C2，C3 电解_1uF_50V 14 C4，C5 电解_4.7uF_250V 15 F1 保险电阻_2.2Ω_1W 30 Page 21

Magnetic Materials 6 1 4.2.1 Transformer Specification (T1) 10 1 N1 6 5 6 10 Bottom View (EE13) 6 1 N1 Note: Bobbin: EE13 vertical (5+5pin) CORE: PC40 or equivalent L(1-6) = 2.2mH ±5% (10KHz, 1V, 25℃) 4.2.2 Transformer winding data Winding Material Start pin End pin Turns N1 0.21Φ*1 2UEW 1 6 200 Page 22

Test Data 5.1 Chanel 1 test data(Master) Vin, [Vac] Pin, [W] PF VLED, [V] ILED, [mA] PLED, [W] EFFLED, [%] 176 29.03 0.522 118.8 226 26.85 92.5% 200 29.07 0.495 118.9 26.87 92.4% 220 29.14 0.477 119.0 227 27.01 92.7% 240 29.30 0.460 92.2% 264 29.50 0.443 119.1 27.04 91.6% Tolerance ±0.44% 5.2 Chanel 2 test data(YL7113) Vin, [Vac] Pin, [W] PF VLED, [V] ILED, [mA] PLED, [W] EFFLED, [%] 176 27.56 0.517 118.4 220 26.05 94.5% 200 28.14 0.492 219 25.93 92.1% 28.29 0.473 118.6 221 26.21 92.6% 240 28.36 0.456 91.8% 264 28.57 0.440 26.09 91.3% Tolerance ±0.45% Page 23

Typical Application

TRAIC Dimming With Color Switch 既可调光 又可调色

TRAIC Dimming With Sunset 模拟落日的灯光变换

3-Level Dimming With Sunset 红色圈部分为去回闪电路

PCB PCB SIZE: 43MM*24MM Top Layer Bottom Layer 24MM 24MM 43MM 43MM Page 28

Dimming Current Waveform cool-color current CH3:Vin CH4:Cool current the cool-color current is zero when the 3-level dimming

Dimming Current Waveform warm-color current no current peak Dimming Current Waveform Dimming Current Waveform CH3:Vin CH4:Warm current When 1-Level,2-Level dimming, the warm-color current is almost zero

Continuous Dimming With Sunset

PCB Output Input PCB SIZE: 43MM*27.5MM*16MM Top Layer Bottom Layer w1) w2) OUTPUT Red wire: LED+ White wire w1: cold LED- White wire w2: warm LED- PCB SIZE: 43MM*27.5MM*16MM

Dimming Waveform Continuous dimming waveform @ 220Vac CH1: ILED total CH2: VAC CH3: ILED cold CH4: ILED warm AC ON ON ON ON ON ON ON ON ON ON ON AC OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF OFF Vin, [Vac] 220 ILED, [mA] 6 130 VCC, [V] 15.42 18.28

Color-Mixed 恒功率变色温 Page 34

Output Output Input Input PCB SIZE: 53MM*35MM Top Layer Bottom Layer Page 35

Color-Mixed Dimming Waveform Warm LED current 100% dimming CH1: IWarmLED CH2: VAC CH3: VSET2 Cool LED current 100% dimming Warm LED current 5% dimming Color-Mixed Cool LED current 5% dimming AC OFF

Non Dimming Products

Low PF Non-Isolation Part No. YL7111 YL7112 YL7113 YL7114 Topology Buck High PF - Power Range <13W <16W <22W <15W Dimming No Operating frequency Variable Frequency Inductor or XFM current CRM Process 24V MOSFET 内置500V Rdson:17Ω Rdson:15Ω Rdson:8.5Ω Package SOP-8 过热降电流 Yes MP 2015 Q2

Low PF Non-Isolation 特点: 零界导通BUCK转换器，高效率 内部集成500V功率管 低启动电流和工作电流 无需辅助绕组 封装: SOP-8 保护功能 Cycle-by-cycle 电流限制 SCP OVP 过热降电流 VCC 欠压锁定

Inductor or XFM current High PF Non-Isolation Part No. OZ8022VT OZ8022VTC OZ2306 OZ2308 Topology Buck/Buck-Boost Buck-Boost High PF Yes Power range <60W <18W <22W <40W Po (Vin:100-240Vac) 72V/800mA 72V/230mA 140V130mA 140V260mA No-dimming Operating frequency Variable frequency Inductor or XFM current CRM & DCM Power MOSFET external 4A/650V Rdson:2Ω 4A/600V Rdson:1.8Ω Package SOT23-6 SOP-8 过热降电流 MP 2014 Q4 2016 Q3 2017 Q4

High PF Non-Isolation 特点: 内部集成500V功率管 全电压范围之内PF>0.9 电感电流临界连续模式 OZ2304 内置MOS:2A OZ2306 内置MOS:4A/600V 全电压范围之内PF>0.9 电感电流临界连续模式 宽范围输入电压 ±5% LED输出电流精度 防止断电LED回闪 LED电流短路保护 LED电压开路保护 过热降电流功能 封装：SOP-8 buck-boost拓扑，内置MOS，分次谐波可以过IEC61000-3-2标准 针对巴西市场10W,18W T8 设计，轻松过谐波，外围元件最简。

PCB Top Layer Bottom Layer

BOM List NO. Item Description Material Number 1 RV1 压敏电阻 7D471 2 F1 2 F1 Fuse Resistor 4R7 1W 3 CX1,C1 薄膜电容capacitor 150nF/400V,P=7.5mm,CL21 4 C1 150nF/400V,P=7.5mm,CL21X 5 C2 Chip capacitor 220nF/50V / X7R / 0805 6 C3 2.2uF/25V / X7R / 0805 7 C4 1uF/25V / X7R / 0805 8 C5 47pF/50V / X7R / 0805 9 C6 10nF/1000V / X7R / 1206 10 C8 150F/1000V / X7R / 1206 11 EC1 Electrolytic capacitor 22uF/200V,10*16 12 BD1 Bridge Diodes MB10S, 1A/1000V 13 D1 Fast Recovery Rectifier ES2J / SMA 14 L1 Inductor 3mH / 8x10 15 T1 EE13/6.15 16 R1 Chip Resistor 4.7KR 5% 0805 17 R2,R3 330KR 5% 1206 18 R4 3R6 1% 1206 19 R5 3R3 1% 1206 20 R6 330KR 1% 1206 21 R7 5.1K 1% 0805 22 R8 200KR 5% 1206 23 R9 20R 5% 1206 24 U1 IC OZ2306 SOP-8 25 pcb 单面板 FR-1，43mm*21.5mm,1.2T

Magnetic Materials Transformer Specification (T1) 10 1 6 5 Inductance structure Bobbin EE13/6.15(5PIN+5pin) Core PC40 保留PIN 5,6,10; 去除PIN 1,2,3,4,7,8,9; 匝比 N(10-6)=200T 感量 L(10-6)= 1.2mH 绕制方法： 起始PIN 总结PIN 规格 圈数 绕制 10 6 Φ0.27 UEW2 200T 平整密绕 1 5 6 10 Bottom View (EE13)

Harmonic Test Data Demo#1 127VAC/60HZ 220VAC/60HZ harmonic Test data Standard total 10.2% 27% 11.3% 3th 9.3% 10% 9.6% 5th 1.8% 7% 2.1% 7th 0.3% 5% 2.2% 9th 2.0% 3% 2.8% 11th 1.4% 2.4% 13th 1.3% 15th 1.5% 0.7% 17th 1.0% 0.6% 19th 0.9% 0.1% 21th 1.1% 23th 0.4% 25th 1.7% 27th 29th 0.0% 31th 0.5% 33th 0.2% 35th 37th 39th

High PF – Low THD (OZ2308) 特点: 全电压范围之内PF>0.9 分次谐波过IEC61000-3-2 全电压范围总谐波小于10% 宽范围输入电压 ±5% LED输出电流精度 LED电流短路保护 LED电压开路保护 过温保护 封装：SOP-8 全电压范围之内分次谐波可以过IEC61000-3-2标准，总谐波<100% 。 无需绕组及供电电路，外围最简。

PCB Layout Top Layer Bottom Layer Page 47

Magnetic Materials 4.2.1 Transformer Specification (T1) 6 PIN 1 6 PIN 1 PIN 10 Top View (EE-28) Note: Bobbin: EE-28 (5+5pin) CORE: PC40 or equivalent L(1-10) = 0.8mH ±5% (10KHz, 1V, 25deg) 保留PIN1,5,10; 去除PIN 匝比 Np(10-1)=88 其他 NO 4.2.2 Transformer winding data NO. 起始PIN 总结PIN 规格 圈数 1 10 Φ0.31 UEW2 x3 88T Page 48

Test Data 6.1 Electrical Characteristic Test Page 49 Input PF thd Win (W) Iin (mA) Vout (V) Iout (mA) η 100VAC 0.99 7.5 43.3 439.6 125.9 310 90.1% 120VAC 9.2 43 316.7 125.8 309 90.4% 157VAC 0.98 9.9 42.5 272.2 126 308 91.3% 198VAC 0.97 10.9 41.7 214.4 307 92.6% 230VAC 0.96 12.8 41.4 185 305 92.7% 277VAC 0.94 15.2 156.9 304 92.4% Page 49

High PF Isolated OZ8027V Part No. Topology PSR Flyback High PF Yes Operating frequency Constant frequency (67kHz) No dimming Photo-coupler/TL431 No XFM current DCM Power switch External Features HV start Protection OTP,OVP, OCP, SCP MP 2012 Q2 2018/11/10 Page 50

High PF Isolated 特点: 全电压范围之内PF>0.9 分次谐波过IEC61000-3-2 全电压范围总谐波小于10% 电感电流断续模式 宽范围输入电压 ±5% LED输出电流精度 LED电流短路保护 LED电压开路保护 过温保护 封装：SOP-8 全电压范围之内分次谐波可以过IEC61000-3-2标准，总谐波<10%。 2018/11/10 Page 51

Who We Are 成立于1995年，全球领先的电源管理芯片提供商，致力于消费电子，计算机，工业/汽车，和通讯市场 致力于模拟/混合信号设计 被IEEE认定为电源管理领域专利领先厂商 被华尔街认定为绿色能源领先厂商 稳固的财务成长记录 美国NASDAQ上市公司 全球布局的国际化公司: 开发团队位于中国，硅谷和欧洲 在中国，中国台湾，美国，日本和 韩国设有市场中心 全球超过300名员工 芯片生产协作厂商在亚洲和欧洲 公司总部位于开曼群岛 Page 52 Page 52

Global Offices 5 R&D centers in China

Market Focus Concentration on High Growth Markets Consumer ~ 45% - 50% of Revenue Industrial ~ 35% - 40% of Revenue Computer ~ 10% - 15% of Revenue Communications <5% of Revenue Page 54 Page 54

Customer Base Leading Vendors in Consumer Electronics, Computer, Automotive and Communications Markets CONFIDENTIAL

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