IRF7460

PD - 93886D SMPS MOSFET IRF7460 HEXFET® Power MOSFET Applications l High Frequency Isolated DC-DC Converters with Synchronous Rectification for Telecom and Industrial Use l High Frequency Buck Converters for Computer Processor Power Benefits l l l S S VDSS 20V RDS(on) max(mΩ) 10@VGS = 10V ID 12A 1 8 7 A A D D D D 2 Ultra-Low Gate Impedance Very Low RDS(on) Fully Characterized Avalanche Voltage and Current S G 3 6 4 5 SO-8 T o p V ie w Absolute Maximum Ratings Symbol VDS VGS ID @ TA = 25°C ID @ TA = 70°C IDM PD @TA = 25°C PD @TA = 70°C TJ , TSTG Parameter Drain-Source Voltage Gate-to-Source Voltage Continuous Drain Current, VGS @ 10V Continuous Drain Current, VGS @ 10V Pulsed Drain Current Maximum Power Dissipationƒ Maximum Power Dissipationƒ Linear Derating Factor Junction and Storage Temperature Range Max. 20 ± 20 12 10 100 2.5 1.6 0.02 -55 to + 150 Units V V A W W mW/°C °C Thermal Resistance Symbol RθJL RθJA Parameter Junction-to-Drain Lead Junction-to-Ambient … Typ. ––– ––– Max. 20 50 Units °C/W Notes  through … are on page 8 www.irf.com 1 3/25/01 IRF7460 Static @ TJ = 25°C (unless otherwise specified) Parameter Drain-to-Source Breakdown Voltage ∆V(BR)DSS/∆TJ Breakdown Voltage Temp. Coefficient V(BR)DSS RDS(on) VGS(th) IDSS IGSS Min. 20 ––– ––– Static Drain-to-Source On-Resistance ––– Gate Threshold Voltage 1.0 ––– Drain-to-Source Leakage Current ––– Gate-to-Source Forward Leakage ––– Gate-to-Source Reverse Leakage ––– Typ. ––– 0.089 7.2 10.5 ––– ––– ––– ––– ––– Max. Units Conditions ––– V VGS = 0V, ID = 250µA ––– V/°C Reference to 25°C, ID = 1mA 10 VGS = 10V, ID = 12A „ mΩ 14 VGS = 4.5V, ID = 9.6A „ 3.0 V VDS = VGS, ID = 250µA 20 VDS = 16V, VGS = 0V µA 100 VDS = 16V, VGS = 0V, TJ = 125°C 200 VGS = 16V nA -200 VGS = -16V Dynamic @ TJ = 25°C (unless otherwise specified) Symbol gfs Qg Qgs Qgd Qoss td(on) tr td(off) tf Ciss Coss Crss Parameter Forward Transconductance Total Gate Charge Gate-to-Source Charge Gate-to-Drain ("Miller") Charge Output Gate Charge Turn-On Delay Time Rise Time Turn-Off Delay Time Fall Time Input Capacitance Output Capacitance Reverse Transfer Capacitance Min. 26 ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– Typ. ––– 19 6.9 6.0 17 11 6.9 12 4.3 2050 1060 150 Max. Units Conditions ––– S VDS = 16V, ID = 9.6A ––– ID = 9.6A ––– nC VDS = 10V ––– VGS = 4.5V, „ 26 VGS = 0V, VDS = 10V ––– VDD = 10V ––– ID = 9.6A ns ––– RG = 1.8Ω ––– VGS = 4.5V „ ––– VGS = 0V ––– VDS = 10V ––– pF ƒ = 1.0MHz Avalanche Characteristics Symbol EAS IAR Parameter Single Pulse Avalanche Energy‚ Avalanche Current Typ. ––– ––– Max. 240 9.6 Units mJ A Diode Characteristics Symbol IS ISM Parameter Continuous Source Current (Body Diode) Pulsed Source Current (Body Diode)  Diode Forward Voltage Reverse Reverse Reverse Reverse Recovery Time Recovery Charge Recovery Time Recovery Charge Min. Typ. Max. Units ––– ––– ––– ––– ––– ––– ––– ––– ––– ––– 0.8 0.66 44 60 44 64 2.3 A 100 1.3 ––– 66 90 66 96 V ns nC ns nC VSD trr Qrr trr Qrr Conditions D MOSFET symbol showing the G integral reverse S p-n junction diode. TJ = 25°C, IS = 9.6A, VGS = 0V „ TJ = 125°C, IS = 9.6A, VGS = 0V „ TJ = 25°C, IF = 9.6A, VR=10V di/dt = 100A/µs „ TJ = 125°C, IF = 9.6A, VR=10V di/dt = 100A/µs „ 2 www.irf.com IRF7460 1000 VGS 15V 10V 7.0V 5.5V 4.5V 4.0V 3.5V BOTTOM 2.7V TOP 1000 I D , Drain-to-Source Current (A) 100 10 I D , Drain-to-Source Current (A) VGS 15V 10V 7.0V 5.5V 4.5V 4.0V 3.5V BOTTOM 2.7V TOP 100 10 1 2.7V 2.7V 20µs PULSE WIDTH TJ = 150 °C 1 10 100 0.1 0.1 20µs PULSE WIDTH TJ = 25 °C 1 10 100 1 0.1 VDS , Drain-to-Source Voltage (V) VDS , Drain-to-Source Voltage (V) Fig 1. Typical Output Characteristics Fig 2. Typical Output Characteristics 100 2.0 R DS(on) , Drain-to-Source On Resistance (Normalized) ID = 12A I D , Drain-to-Source Current (A) 1.5 TJ = 150 ° C 10 1.0 TJ = 25 ° C 0.5 1 2.5 V DS = 15V 20µs PULSE WIDTH 3.0 3.5 4.0 4.5 0.0 -60 -40 -20 VGS = 10V 0 20 40 60 80 100 120 140 160 VGS , Gate-to-Source Voltage (V) TJ , Junction Temperature ( °C) Fig 3. Typical Transfer Characteristics Fig 4. Normalized On-Resistance Vs. Temperature www.irf.com 3 IRF7460 100000 10 VGS = 0V, f = 1 MHZ Ciss = C + C , C gs gd ds SHORTED Crss = C gd Coss = C + C ds gd ID = 9.6A VDS = 10V VGS , Gate-to-Source Voltage (V) 8 10000 C, Capacitance(pF) Ciss 1000 6 Coss 4 Crss 100 2 10 1 10 100 0 0 10 20 30 40 VDS , Drain-to-Source Voltage (V) QG , Total Gate Charge (nC) Fig 5. Typical Capacitance Vs. Drain-to-Source Voltage Fig 6. Typical Gate Charge Vs. Gate-to-Source Voltage 100 1000 OPERATION IN THIS AREA LIMITED BY RDS(on) ISD , Reverse Drain Current (A) TJ = 150 ° C I D , Drain Current (A) 10 100 10us 100us TJ = 25 ° C 1 10 1ms 0.1 0.4 V GS = 0 V 0.6 0.8 1.0 1.2 1 0.1 TA = 25 ° C TJ = 150 ° C Single Pulse 1 10 10ms 100 VSD ,Source-to-Drain Voltage (V) VDS , Drain-to-Source Voltage (V) Fig 7. Typical Source-Drain Diode Forward Voltage Fig 8. Maximum Safe Operating Area 4 www.irf.com Fig 6. On-Resistance Vs. Drain Current IRF7460 12 VDS 10 RD VGS RG D.U.T. + I D , Drain Current (A) 8 -VDD 6 4.5V Pulse Width ≤ 1 µs Duty Factor ≤ 0.1 % 4 Fig 10a. Switching Time Test Circuit 2 VDS 90% 0 25 50 75 100 125 150 TC , Case Temperature ( °C) 10% VGS td(on) tr t d(off) tf Fig 10b. Switching Time Waveforms 100 Thermal Response (Z thJA ) D = 0.50 10 0.20 0.10 0.05 1 0.02 0.01 P DM SINGLE PULSE (THERMAL RESPONSE) t1 t2 Notes: 1. Duty factor D = t 1 / t 2 2. Peak T J = P DM x Z thJA + TA 0.0001 0.001 0.01 0.1 1 10 100 0.1 0.01 0.00001 t1 , Rectangular Pulse Duration (sec) Fig 10. Maximum Effective Transient Thermal Impedance, Junction-to-Case www.irf.com 5 IRF7460 R DS (on) , Drain-to-Source On Resistance ( Ω ) R DS(on) , Drain-to -Source On Resistance ( Ω ) 0.04 0.020 0.03 0.015 0.02 VGS = 4.5V 0.010 ID = 12A 0.01 VGS = 10V 0.00 0 20 40 60 80 100 ID , Drain Current (A) 0.005 2.0 4.0 6.0 8.0 10.0 12.0 14.0 16.0 VGS, Gate -to -Source Voltage (V) Fig 12. On-Resistance Vs. Drain Current Current Regulator Same Type as D.U.T. Fig 13. On-Resistance Vs. Gate Voltage 50KΩ 12V .2µF .3µF VGS QGS D.U.T. + V - DS QG QGD 600 EAS , Single Pulse Avalanche Energy (mJ) VG VGS 3mA TOP 500 Charge IG ID BOTTOM ID 4.3A 7.7A 9.6A Current Sampling Resistors 400 Fig 13a&b. Basic Gate Charge Test Circuit and Waveform 300 200 15 V V (B R )D S S tp VD S L DRIVE R 100 RG 20V IAS tp D .U .T IA S 0.01 Ω + V - DD 0 25 50 75 100 125 150 A Starting TJ , Junction Temperature ( °C) Fig 14a&b. Unclamped Inductive Test circuit and Waveforms Fig 14c. Maximum Avalanche Energy Vs. Drain Current 6 www.irf.com IRF7460 SO-8 Package Details D -B- D IM 5 IN C H E S M IN .05 32 .00 40 .01 4 .00 75 .18 9 .15 0 M AX .06 88 .00 98 .01 8 .009 8 .196 .15 7 M ILLIM E T E R S M IN 1.3 5 0.1 0 0.3 6 0.19 4.80 3.8 1 M AX 1.75 0.25 0.46 0.25 4.98 3.99 A 6 5 H 0 .2 5 (.0 1 0 ) M AM 5 8 E -A- 7 A1 B C D E e e1 H K 0 .1 0 (.0 0 4 ) L 8X 6 C 8X 1 2 3 4 e 6X e1 A θ θ K x 4 5° .05 0 B A S IC .02 5 B A S IC .22 84 .01 1 0.16 0° .244 0 .01 9 .05 0 8° 1.27 B A S IC 0 .635 B A S IC 5.8 0 0.2 8 0.4 1 0° 6.20 0.48 1.27 8° -C B 8X 0 .2 5 (.0 1 0 ) A1 M CASBS L θ R E C O M M E N D E D F O O T P R IN T 0 .7 2 (.0 2 8 ) 8X NOTES: 1 . D IM E N S IO N IN G A N D T O L E R A N C IN G P E R A N S I Y 1 4 .5 M -1 9 8 2 . 2 . C O N T R O L L IN G D IM E N S IO N : IN C H . 3 . D IM E N S IO N S A R E S H O W N IN M IL L IM E T E R S (IN C H E S ). 4 . O U T L IN E C O N F O R M S T O J E D E C O U T L IN E M S -0 1 2 A A . 5 D IM E N S IO N D O E S N O T IN C L U D E M O L D P R O T R U S IO N S M O L D P R O T R U S IO N S N O T T O E X C E E D 0 .2 5 (.0 0 6 ). 6 D IM E N S IO N S IS T H E L E N G T H O F L E A D F O R S O L D E R IN G T O A S U B S T R A T E .. 6 .4 6 ( .2 5 5 ) 1 .7 8 (.0 7 0 ) 8X 1 .2 7 ( .0 5 0 ) 3X SO-8 Part Marking www.irf.com 7 IRF7460 SO-8 Tape and Reel TER M IN AL N UM B ER 1 1 2.3 ( .484 ) 1 1.7 ( .461 ) 8.1 ( .318 ) 7.9 ( .312 ) F EE D D IRE C TIO N N OT E S : 1 . CO NT RO L L ING DIM E NSIO N : M IL L IM E T E R . 2 . AL L DIM E NS ION S ARE SHO W N IN M ILL IM E TER S ( INC HE S ) . 3 . OU TL IN E CO N FO RM S T O E IA -4 8 1 & E IA -5 4 1 . 3 3 0.00 (12.992) M AX . 14.4 0 ( .566 ) 12.4 0 ( .488 ) N O T ES : 1 . CO NT RO LL ING D IM EN SIO N : M ILLIME TER . 2 . O U TLIN E C O NF O RM S T O E IA-48 1 & E IA -54 1. Notes:  Repetitive rating; pulse width limited by max. junction temperature. ƒ Pulse width ≤ 400µs; duty cycle ≤ 2%. „ When mounted on 1 inch square copper board, t