LYT3318D

LYT3314-3328 LYTSwitch-3 Family Single-Stage LED Driver IC with Combined PFC and Constant Current Output for Outstanding TRIAC Dimming in Isolated and Non-Isolated Topologies Product Highlights Combined Single-Stage PFC + Accurate CC Output • • • • Less than ±3% CC regulation over line and load Power Factor >0.9 Ensures monotonic VA reduction with TRIAC phase angle Low THD, 15% typical for dimmable bulbs, as low as 7% in optimized designs L T LYTSwitch-3 N Advanced Integrated TRIAC Dimmer Detection • • • • • • Detects leading-edge and trailing-edge TRIAC dimmers High-efficiency mode when no dimmer is present Selectable dimming profile increases design flexibility Fast turn-on ( VFB > VFB(SK) (MOSFET not switching) Min Typ Max Units 0.8 1.0 mA LYT3314 0.9 1.2 LYT3324 1.0 1.3 LYT3315 1.0 1.3 LYT3325 1.1 1.4 LYT3316 1.1 1.4 LYT3326 1.1 1.4 LYT3318 1.2 1.5 LYT3328 1.3 1.6 Control Functions (cont.) DRAIN Supply Current IS2 MOSFET Switching at fMAX BYPASS Pin Charge Current ICH1 VBP = 0 V, TJ = 25 °C BYPASS Pin Charge Current ICH2 VBP = 4 V, TJ = 25 °C BYPASS Pin Voltage VBP BYPASS Pin Shunt Voltage BYPASS Pin Power-Up Reset Threshold Voltage VSHUNT LYT33x4 -8.5 -7.5 -6.0 LYT33x5-8 -11.5 -9.5 -7.5 LYT33x4 -6.5 -5.2 -4.0 LYT33x5-8 -8.8 -6.8 -4.8 4.75 5.00 5.25 5.1 5.30 5.5 4.4 4.6 4.8 IBP = 5 mA VBP(RESET) mA mA mA V V Circuit Protection Current Limit ILIMIT di/dt = 662 mA/ms TJ = 25 °C LYT33x4 843 907 970 di/dt = 974 mA/ms TJ = 25 °C LYT33x5 1232 1325 1418 di/dt = 1403 mA/ms TJ = 25 °C LYT33x6 1767 1900 2033 di/dt = 2239 mA/ms TJ = 25 °C LYT33x8 2860 3075 3290 130 165 ns 160 ns mA Leading Edge Blanking Time tLEB TJ = 25 °C Current Limit Delay TILD TJ = 25 °C, See Note A Thermal Foldback Temperature TFB See Note A 138 142 146 °C Thermal Shutdown Temperature TSD See Note A 155 160 165 °C Thermal Shutdown Hysteresis TSD(H) See Note A 75 TON(SOA) TJ = 25 °C 610 SOA Switch ON-Time °C 690 ns 11 www.power.com Rev. D 04/16 LYT3314-3328 Symbol Conditions SOURCE = 0 V TJ = -40 °C to +125 °C (Unless Otherwise Specified) Min Typ Max Units Auto-Restart Current Threshold for Output Undervoltage IOUV TJ = 25 °C 40 52 58 mA Current Threshold for Input Overvoltage ILOV+ 116 120 124 Latch-Off Current Threshold for Output Overvoltage IOOV TJ = 25 °C 127 134 144 mA VL IL = 100 mA, TJ = 25 °C 2.05 2.25 2.45 V VOC IOC = 100 mA TJ = 25 °C 2.05 2.25 2.45 V TJ = 25 °C 5.40 6.20 TJ = 100 °Cdrdxd 8.40 9.70 TJ = 25 °C 3.80 4.35 TJ = 100 °C 5.70 6.55 TJ = 25 °C 2.75 3.15 TJ = 100 °C 4.25 4.90 TJ = 25 °C 1.75 2.00 TJ = 100 °C 2.70 3.10 Parameter Circuit Protection (cont.) LINE-SENSE Pin Voltage Threshold TJ = 25 °C Hysteresis 5 mA Output OUTPUT COMPENSATION Pin Voltage LYT33x4 ID = 150 mA ON-State Resistance LYT33x5 ID = 200 mA RDS(ON) LYT33x6 ID = 300 mA LYT33x8 ID = 500 mA OFF-State Leakage IDSS Breakdown Voltage BVDSS VBP = 5.3 V, VFB > VFB(SK) , VDS = 580 V TJ = 125 °C VBP = 5.3 V, VFB > VFB(SK) TJ = 25 °C 200 LYT331x 650 LYT332x 725 W mA V NOTES: A. Guaranteed by design. 12 Rev. D 04/16 www.power.com LYT3314-3328 150 125 Scaling Factors: LYT3314 1.0 LYT3315 1.4 LYT3316 2.05 LYT3318 3.35 100 75 50 725 V 650 V 25 0 0 100 200 300 400 500 600 1.2 725 V 650 V 1 0.8 0.6 0.4 0.2 0 0 100 200 300 400 500 600 700 800 DRAIN Voltage (V) DRAIN Voltage (V) Figure 11. Power vs. Drain Voltage. Figure 12. Maximum Allowable Drain Current vs. Drain Voltage. 1.2 1 0.8 Scaling Factors: LYT3324 1.0 LYT3325 1.4 LYT3326 2.05 LYT3328 3.35 0.4 0.2 0 0 2 4 6 8 PI-7783-110915 1.4 2 1.8 DRAIN Current (A) 1.6 DRAIN Current (A) 2.2 PI-7782-110915 1.8 0.6 PI-7758-101615 Scaling Factors: LYT3324 1.0 LYT3325 1.4 LYT3326 2.05 LYT3328 3.35 175 Power (mW) PI-7781-110915 200 DRAIN Current (Normalized to Absolute Max Rating) Typical Performance Curves 725 V 25 °C 725 V 125 °C 1.6 1.4 1.2 1 0.8 0.6 Scaling Factors: LYT3314 1.0 LYT3315 1.4 LYT3316 2.05 LYT3318 3.35 0.4 0.2 0 10 12 14 16 18 20 0 2 DRAIN Voltage (V) 4 6 8 650 V 25 °C 650 V 125 °C 10 12 14 16 18 20 DRAIN Voltage (V) Figure 14. Drain Current vs. Drain Voltage. DRAIN Capacitance (pF) 10000 725 V 650 V Scaling Factors: LYT3324 1.0 LYT3325 1.4 LYT3326 2.05 LYT3328 3.35 1000 PI-7784-110915 Figure 13. Drain Current vs. Drain Voltage. Scaling Factors: LYT3314 1.0 LYT3315 1.4 LYT3316 2.05 LYT3318 3.35 100 1 0 100 200 300 400 500 600 DRAIN Voltage (V) Figure 15. Drain Capacitance vs. DRAIN Pin Voltage. 13 www.power.com Rev. D 04/16 LYT3314-3328 SO-16B 3 4 0.019 [0.48] 14X 0.013 [0.33] 0.010 [0.25] M C A B 0.050 [1.27] 8 Lead Tips 16 2X 9 0.044 [1.10] Ref. 0.005 [0.13] C 0.004 [0.10] C B H 0.010 [0.25] 0.153 [3.90] 0.239 [6.07] 2 Gauge Plane Seating Plane 1 B 0.005 [0.13] C 8 Pin #1 I.D. (Laser Marked) 0.135 [3.43] Ref. A 0.390 [9.91] 8º 0º C 6 Lead Tips 0.032 [0.81] 0.022 [0.56] 2 0.004 [0.10] C A 2X DETAIL A TOP VIEW 0.066 [1.69] 0.057 [1.46] 0.054 [1.38] Ref. Seating Plane C 0.010 [0.25] 0.004 [0.10] Detail A 0.010 [0.25] 0.004 [0.10] 0.004 [0.10] C 14 Leads SIDE VIEW Notes: 1. Dimensioning and tolerancing per ASME Y14.5M-1994. 2. Dimensions noted are determined at the outermost extremes of the plastic body exclusive of mold flash, tie bar burrs, gate burrs, and inter-lead flash, but including any mismatch between the top and bottom of the plastic body. Maximum mold protrusion is 0.25 mm per side. 3. Dimensions noted are inclusive of plating thickness. 4. Does not include inter-lead flash or protrusions. END VIEW 5. Dimensions in Inches [mm]. 6. Datums A and B to be determined in Datum H. 7. JEDEC reference: MS − 012. PI-7473-061515 POD-SO-16B Rev A 14 Rev. D 04/16 www.power.com LYT3314-3328 PACKAGE MARKING SO-16B B A A. B. C. D. 1545 LYT33x8D M4P167A C D Power Integrations Registered Trademark Assembly Date Code (last two digits of year followed by 2-digit work week) Product Identification (Part #/Package Type) Lot Identification Code PI-7801-111915 15 www.power.com Rev. D 04/16 LYT3314-3328 MSL Table Part Number MSL Rating LYT33x4 3 LYT33x5 3 LYT33x6 3 LYT33x8 3 ESD and Latch-Up Table Test Conditions Results Latch-up at 125 °C JESD78D Human Body Model ESD JESD22-A114F > ±2000 V on all pins Machine Model ESD JESD22-A115CA > ±200 V on all pins > ±100 mA or > 2.5 kV (max) on all pins Part Ordering Information • LYTSwitch-3 Product Family • Series Number • Package Identifier D SO-16B • Tape & Reel and Other Options Blank LYT 33x4 D - TL TL Tube of 50 pcs. Tape & Reel, 2500 pcs min/mult. 16 Rev. D 04/16 www.power.com LYT3314-3328 Notes 17 www.power.com Rev. D 04/16 Revision Notes Date A Code S Release. B Added Block diagram and Typical Performance Curves. 09/15 11/09/15 C Code A Release. 02/16 D Corrected IS2 parameter. Added VOC and VL parameters. 03/16 D TON(MAX) parameter errors fixed. 04/01/16 For the latest updates, visit our website: www.power.com Power Integrations reserves the right to make changes to its products at any time to improve reliability or manufacturability. Power Integrations does not assume any liability arising from the use of any device or circuit described herein. POWER INTEGRATIONS MAKES NO WARRANTY HEREIN AND SPECIFICALLY DISCLAIMS ALL WARRANTIES INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT OF THIRD PARTY RIGHTS. Patent Information The products and applications illustrated herein (including transformer construction and circuits external to the products) may be covered by one or more U.S. and foreign patents, or potentially by pending U.S. and foreign patent applications assigned to Power Integrations. A complete list of Power Integrations patents may be found at www.power.com. Power Integrations grants its customers a license under certain patent rights as set forth at http://www.power.com/ip.htm. Life Support Policy POWER INTEGRATIONS PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF POWER INTEGRATIONS. As used herein: 1. A Life support device or system is one which, (i) is intended for surgical implant into the body, or (ii) supports or sustains life, and (iii) whose failure to perform, when properly used in accordance with instructions for use, can be reasonably expected to result in significant injury or death to the user. 2. A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. 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