SPGP0565A VER : Preliminary_2 ( SEMIHOW POWER SWITCH ) FEATURES Variable frequency operation Low Start-up Current(Typ.100uA ) Pulse by Pulse Current Limiting Over Current Protection Over Voltage Protection (Min. 20) Internal Thermal Shutdown Function APPLICATION SMPS for STB, SVR, DVD & DVCD SMPS for Printer, Facsimile & Scanner Adaptor Under Voltage Lockout Internal High Voltage Sense FET Auto-Restart Mode Frequency Modulation for low EMI Advanced Burst-Mode Operation DESCRIPTION The SemiHow Power Switch product family is specially designed for an off-line SMPS with minimal external components. The SemiHow Power Switch consists of a high voltage power SenseFET and a current mode PWM IC. It has a basic platform well suited for the cost effective design in either a flyback converter INTERNAL BLOCK DIAGRAM ◎ SEMIHOW REV.PLIMILARY” January 2011 SP PGP0565A-Pre eliminary January 2011 Ta=25C, unless otherwise specified Symbol VDSS Parameter Drain-Source Voltage Value Units 650 V Drain Current – Continuous (TC = 25℃) 5.0 A Drain Current – Continuous ((TC = 100℃)) 3.5 A IDM Drain Current – Pulsed 20 A VGS Gate-Source Voltage ±30 V EAS Single Pulsed Avalanche Energy 406 mJ VCC(MAX) Maximum Supply voltage 20 V VFB Analog Input Voltage Range -0.3 To VSD V PD Power Dissipation (TC = 25℃) - Derate above 25℃ 93 W 0.74 W/℃ TJ Operating Junction Temperature +160 ℃ TA Operating Ambient Temperature -25 to +85 ℃ TSTG Storage Temperature Range -55 to +150 ℃ ID (Note 1) (Note 2) Notes : 1 Repetitive Rating : Pulse width limited by maximum junction temperature 1. 2. L=30mH, IAS=5.0A , VDD=50V, RG=25, Starting TJ =25C ◎ SEMIHOW REV.PLIMILARY” January 2011 SP PGP0565A-Pre eliminary Absolute Maximum Ratings Ta=25C, unless otherwise specified Symbol Parameter Test Conditions Min Typ Max Units -- 1.35 1.69 Ω 650 -- -- V VDS = 650 V, VGS = 0 V -- -- 50 ㎂ VDS = 520 V, TC = 125℃ -- -- 200 ㎂ -- 900 1200 ㎊ -- 90 120 ㎊ -- 11 14.5 ㎊ -- 25 -- ㎱ -- 25 -- ㎱ -- 100 -- ㎱ -- 50 -- ㎱ -- 18 24 nC -- 4.0 -- nC -- 6.0 -- nC On Characteristics Static Drain-Source On-Resistance RDS(ON) VGS = 10 V, ID = 2.5 A Off Characteristics BVDSS Drain-Source Breakdown Voltage IDSS Zero Gate Voltage Drain Current VGS = 0 V, ID = 50 ㎂ Dynamic Characteristics Ciss Input Capacitance Coss Output Capacitance Crss Reverse Transfer Capacitance VDS = 25 V, VGS = 0 V, f = 1.0 MHz Switching Characteristics td(on) Turn-On Time Tr Turn-On Rise Time td(off) d( ff) Turn-Off Turn Off Delay Time tf Turn-Off Fall Time Qg Total Gate Charge Qgs Gate-Source Charge Qgd VDS = 325 V, ID = 5.0 A, RG = 25 Ω (Note 4,5) VDS = 325V, ID = 5.0 A, VGS = 10 V Gate-Drain Charge (Note 4,5) Notes : 1. Pulse Test : Pulse Width ≤ 300μs, Duty Cycle ≤ 2% 2. S 1 R ◎ SEMIHOW REV.PLIMILARY” January 2011 SP PGP0565A-Pre eliminary Electrical Characteristics ( SenseFET Part ) Ta=25C, unless otherwise specified Symbol Parameter Test Conditions Min Typ Max Units UVLO Section VSTART Start Threshold Voltage VFB = GND 14 15 16 V VSTOP St Th Stop Threshold h ld V Voltage lt VFB = GND 84 8.4 9 96 9.6 V 57 64 71 KHz -- 5 10 % 73 77 82 % Oscillator Section FOSC -DMAX Initial Accuracy Frequency Change With Temperature (Note 2) -25°C Ta +85°C Maximum Duty Cycle FEEDBACK Section IFB Feedback Source Current Ta=25°C, 0V<Vfb<3V 0.7 0.9 1.1 mA VSD Shutdown Feedback Voltage Vfb>6.5V 5.4 6 6.6 V Idelay Shutdown Delay Current Ta=25°C, 5VVfbVSD 4 5 6 mA 4.8 5 5.2 V -- 0.3 0.6 mV/°C Max. inductor current 3.2 3.6 4.0 A VCC 20V 20 -- 23 V 140 160 -- °C Reference Section VREF Reference Output Voltage (Note 1) Ta=25°C Vref/T Temperature Stability (Note 1 , 2) IOVER Peak Current Limit -25°C Ta +85°C Protection Section VOVP Over Voltage Protection TSD Thermal Shutdown Temperature (Tj) (Note 1) -- Protection Section ISTART IOP Start-up Current VCC = 14V -- 100 170 Operating Supply Current (Control Part Only) VCC 20V -- 3 6 mA Notes : 1. These parameters, although guaranteed, are not 100% tested in production 2. These parameters, although guaranteed, are tested in EDS(water test) process ◎ SEMIHOW REV.PLIMILARY” January 2011 SP PGP0565A-Pre eliminary Electrical Characteristics ( Control Part ) (SPGP0565A) 10 VGS 1 Top : 15.0 V 10.0 V 8.0 V 7.0 V 6.0 V 5.5 V 5.0 V Bottom : 4.5 V ID, Draiin Current [A] ID, Drain Current [A] 10 0 10 o 150 C 1 o 25 C o -25 C * Notes : 1. 300us Pulse Test o 2. TC = 25 C 0 * Notes : 1. VDS= 30V 2. 300us Pulse Test 0.1 1 10 10 2 4 8 Figure 1. On Region Characteristics Figure 2. Transfer Characteristics 10 IDR, Reverse e Drain Current [A] 3 VGS = 10V 2 1 VGS = 20V 1 0.1 o o 25 C 150 C * Notes : 1. VGS= 0V o Note : TJ = 25 C 0 0 1 2 3 4 5 2. 300us Pulse Test 6 0.01 0.4 0.6 Crss = Cgd 1000 800 Coss 600 * Note ; 1. VGS = 0 V 400 2. f = 1 MHz Crss 200 VDS = 130V VGS, Gate-S Source Voltage [V] Ciss 1.2 12 Ciss = Cgs + Cgd (Cds = shorted) Coss = Cds + Cgd 1200 1.0 Figure 4. Body Diode Forward Voltage Variation with Source Current and Temperature Figure 3. On Resistance Variation vs Drain Current and Gate Voltage 1400 0.8 VSD, Source-Drain Voltage [V] ID, Drain Current [A] Capacittances [pF] 10 VGS, Gate-Source Voltage [V] VDS, Drain-Source Voltage [V] RDDS(ON) [], Drain-Sourc ce On-Resistance 6 10 VDS = 325V VDS = 520V 8 6 4 2 * Note : ID = 5.0A 0 -1 10 0 10 1 10 0 0 4 8 12 16 VDS, Drain-Source Voltage [V] QG, Total Gate Charge [nC] Figure 5. Capacitance Characteristics Figure 6. Gate Charge Characteristics 20 ◎ SEMIHOW REV.PLIMILARY” January 2011 SP PGP0565A-Pre eliminary Typical Characteristics ( SenseFET Part ) (SPGP0565A) 2.5 RDS(ON), (Normalized) Drain-Sourc ce On-Resistance BVDSS, (Normalized) Drain-Source Breakdown Voltage 1.2 1.1 1.0 Note : 0.9 1. VGS = 0 V 2. ID = 250A 0.8 -100 -50 0 50 100 2.0 1.5 1.0 0.5 Note : 1. VGS = 10 V 2. ID = 2.5 A 150 0.0 -100 200 -50 0 50 100 150 200 o o TJ, Junction Temperature [ C] TJ, Junction Temperature [ C] Figure 8. On-Resistance Variation vs Temperature Figure 7. Breakdown Voltage Variation vs Temperature 2 5 10 Operation in This Area is Limited by R DS(on) 100 s 4 1 ID, Drain n Current [A] 1 ms 10 ms 100 ms 0 10 DC -1 10 * Notes : o 1. TC = 25 C 3 2 1 o 2. TJ = 150 C 3. Single Pulse -2 0 1 10 2 10 0 25 3 10 10 50 75 125 150 o Figure 9. Maximum Safe Operating Area 10 100 TC, Case Temperature [ C] VDS, Drain-Source Voltage [V] Figure 10. Maximum Drain Current vs Case Temperature p 0 (t), Therrmal Response D = 0 .5 10 10 0 .2 -1 0 .1 * N o te s : o 1 . Z J C ( t ) = 1 . 3 4 C /W M a x . 0 .0 5 3 . T J M - T C = P D M * Z J C ( t) 2 . D u ty F a c to r , D = t 1 /t 2 PDM 0 .0 2 0 .0 1 JC 10 Z ID, Drain Current [A] 10 -2 10 t1 s in g le p u ls e -5 10 -4 10 -3 10 -2 10 t2 -1 10 0 10 1 t 1 , S q u a r e W a v e P u ls e D u r a t io n [ s e c ] Figure 11. Transient Thermal Response Curve ◎ SEMIHOW REV.PLIMILARY” January 2011 SP PGP0565A-Pre eliminary Typical Characteristics ( SenseFET Part ) (continued) (continued) (These characteristic graphs are normalized at Ta=25C) 1.20 1.20 1.15 1.15 1.10 1.10 1.05 Fosc 1.05 Ifb 1.00 1.00 0.95 0.95 0.90 0.90 0.85 0.85 0.80 -25 0 25 50 75 100 125 0.80 -25 150 Figure 1. Operating Frequency 1.20 2.0 1.15 1.8 1.10 1.6 75 100 125 150 1.2 0.95 1.0 0.90 0.8 0.85 0.6 0 25 50 75 100 125 150 Figure 3. 3 Operating Supply Current 0.4 -25 1.20 1.15 1.15 1.10 1.10 1.05 1.05 Vstart1.00 Vstop 1.00 0.95 0.95 0.90 0.90 0.85 0.85 0 25 50 75 100 125 150 Figure 5. Start Threshold Voltage 0 25 50 75 100 125 150 125 150 Figure 4 4. Start up Current 1.20 0.80 -25 50 1.4 Istart 1.00 0.80 -25 25 Figure 2. Feedback Source Current 1.05 Iop 0 0.80 -25 0 25 50 75 100 Figure 6. Stop Threshold Voltage 1.20 1.15 1.10 1.05 Vovp 1.00 0.95 0.90 0.85 0.80 -25 0 25 50 75 100 125 150 Figure 7. Over Voltage Protection ◎ SEMIHOW REV.PLIMILARY” January 2011 SP PGP0565A-Pre eliminary Typical Performance Characteristics ( Control Part ) SP PGP0565A-Pre eliminary Package Dimension ◎ SEMIHOW REV.PLIMILARY” January 2011