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| PD- 94037A IRF7473 HEXFET(R) Power MOSFET Applications l Telecom and Data-Com 24 and 48V input DC-DC converters l Motor Control l Uninterrutible Power Supply Benefits l Ultra Low On-Resistance l High Speed Switching l Low Gate Drive Current Due to Improved Gate Charge Characteristic l Improved Avalanche Ruggedness and Dynamic dv/dt l Fully Characterized Avalanche Voltage and Current Typical SMPS Topologies l Full and Half Bridge 48V input Circuit l Forward 24V input Circuit Absolute Maximum Ratings Parameter ID @ TA = 25C ID @ TA = 70C IDM PD @TA = 25C VGS dv/dt TJ TSTG Continuous Drain Current, VGS @ 10V Continuous Drain Current, VGS @ 10V Pulsed Drain Current Power Dissipation Linear Derating Factor Gate-to-Source Voltage Peak Diode Recovery dv/dt Operating Junction and Storage Temperature Range Soldering Temperature, for 10 seconds VDSS 100V RDS(on) max 26m@VGS = 10V ID 6.9A S S S G 1 8 A A D D D D 2 7 3 6 4 5 T o p V ie w SO-8 Max. 6.9 5.5 55 2.5 0.02 20 5.8 -55 to + 150 300 (1.6mm from case ) Units A W W/C V V/ns C Thermal Resistance Symbol RJL RJA 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 4/27/01 IRF7473 Static @ TJ = 25C (unless otherwise specified) Parameter Drain-to-Source Breakdown Voltage V(BR)DSS/TJ Breakdown Voltage Temp. Coefficient RDS(on) Static Drain-to-Source On-Resistance VGS(th) Gate Threshold Voltage V(BR)DSS IDSS IGSS Drain-to-Source Leakage Current Gate-to-Source Forward Leakage Gate-to-Source Reverse Leakage Min. 100 --- --- 3.5 --- --- --- --- Typ. --- 0.11 22 --- --- --- --- --- Max. Units Conditions --- V VGS = 0V, ID = 250A --- V/C Reference to 25C, ID = 1mA 26 m VGS = 10V, ID = 4.1A 5.5 V VDS = VGS, ID = 250A 1.0 VDS = 95V, VGS = 0V A 250 VDS = 80V, VGS = 0V, TJ = 150C 100 VGS = 20V nA -100 VGS = -20V Dynamic @ TJ = 25C (unless otherwise specified) gfs Qg Qgs Qgd td(on) tr td(off) tf Ciss Coss Crss Coss Coss Coss eff. Parameter Forward Transconductance Total Gate Charge Gate-to-Source Charge Gate-to-Drain ("Miller") Charge Turn-On Delay Time Rise Time Turn-Off Delay Time Fall Time Input Capacitance Output Capacitance Reverse Transfer Capacitance Output Capacitance Output Capacitance Effective Output Capacitance Min. 10 --- --- --- --- --- --- --- --- --- --- --- --- --- Typ. --- 61 21 19 24 20 29 11 3180 230 120 830 150 230 Max. Units Conditions --- S VDS = 50V, ID = 4.1A --- ID = 4.1A --- nC VDS = 50V --- VGS = 10V, --- VDD = 50V --- ID = 4.1A ns --- RG = 6.0 --- VGS = 10V --- VGS = 0V --- VDS = 25V --- pF = 1.0MHz --- VGS = 0V, VDS = 1.0V, = 1.0MHz --- VGS = 0V, VDS = 80V, = 1.0MHz --- VGS = 0V, VDS = 0V to 80V Avalanche Characteristics Parameter EAS IAR Single Pulse Avalanche Energy Avalanche Current Typ. --- --- Max. 140 4.1 Units mJ A Diode Characteristics IS ISM VSD trr Qrr Parameter Continuous Source Current (Body Diode) Pulsed Source Current (Body Diode) Diode Forward Voltage Reverse Recovery Time Reverse RecoveryCharge Min. Typ. Max. Units --- --- --- --- --- --- --- --- 55 140 2.3 A 55 1.3 --- --- V ns nC Conditions MOSFET symbol showing the G integral reverse p-n junction diode. TJ = 25C, IS = 4.1A, VGS = 0V TJ = 25C, IF = 4.1A di/dt = 100A/s D S 2 www.irf.com IRF7473 1000 1000 VGS TOP 15V 12V 10V 8.0V 7.5V 7.0V 6.5V BOTTOM 6.0V VGS 15V 12V 10V 8.0V 7.0V 6.5V 6.0V BOTTOM 5.5V TOP 100 10 I D , Drain-to-Source Current (A) ID , Drain-to-Source Current (A) 100 10 1 6.0V 0.1 1 5.5V 0.01 0.1 1 20s PULSE WIDTH Tj = 25C 10 100 0.1 0.1 1 20s PULSE WIDTH TJ = 150 C 10 100 VDS , Drain-to-Source Voltage (V) VDS , Drain-to-Source Voltage (V) Fig 1. Typical Output Characteristics Fig 2. Typical Output Characteristics 1000 2.5 100 R DS(on) , Drain-to-Source On Resistance (Normalized) ID = 6.9A I D , Drain-to-Source Current (A) 2.0 TJ = 150 C 10 1.5 1 1.0 TJ = 25 C 0.1 V DS = 25V 20s PULSE WIDTH 5 6 7 8 9 10 11 12 0.5 0.01 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 IRF7473 100000 20 VGS = 0V, f = 1 MHZ Ciss = C + C , C gs gd ds SHORTED Crss = C gd Coss = C + C ds gd ID = 4.1A VDS = 80V VDS = 50V VDS = 20V VGS , Gate-to-Source Voltage (V) 16 10000 C, Capacitance(pF) Ciss 1000 12 Coss Crss 100 8 4 10 1 10 100 0 0 20 40 60 80 100 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 R DS (on) ISD , Reverse Drain Current (A) 10 TJ = 150 C ID, Drain-to-Source Current (A) 100 10 100sec 1 Tc = 25C Tj = 150C Single Pulse 0.1 1 10 TJ = 25 C 1 1msec 10msec 100 1000 0.1 0.0 V GS = 0 V 0.4 0.8 1.2 1.6 0.1 VSD ,Source-to-Drain Voltage (V) VDS , Drain-toSource Voltage (V) Fig 7. Typical Source-Drain Diode Forward Voltage Fig 8. Maximum Safe Operating Area 4 www.irf.com IRF7473 8.0 VDS VGS RD I D , Drain Current (A) 6.0 D.U.T. + RG -VDD 4.0 10V Pulse Width 1 s Duty Factor 0.1 % 2.0 Fig 10a. Switching Time Test Circuit VDS 90% 0.0 25 50 75 100 125 150 TC , Case Temperature ( C) 10% VGS td(on) tr t d(off) tf Fig 9. Maximum Drain Current Vs. Ambient Temperature 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 11. Maximum Effective Transient Thermal Impedance, Junction-to-Ambient www.irf.com 5 IRF7473 R DS ( on) , Drain-to-Source On Resistance ( ) R DS(on) , Drain-to -Source On Resistance ( ) 0.028 0.035 0.026 0.030 VGS = 10V 0.024 0.025 ID = 6.9A 0.022 0 20 40 60 0.020 6.0 8.0 10.0 12.0 14.0 16.0 ID , Drain Current (A) 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 50K 12V .2F .3F VGS QGS D.U.T. + V - DS QG QGD 400 EAS , Single Pulse Avalanche Energy (mJ) VG VGS 3mA TOP BOTTOM 300 Charge IG ID ID 1.8A 3.3A 4.1A Current Sampling Resistors Fig 14a&b. Basic Gate Charge Test Circuit and Waveform 200 15 V 100 V (B R )D S S tp VD S L DRIVE R RG 20V 10V IAS tp D .U .T IA S 0.01 + V - DD 0 25 50 75 100 125 150 A Starting TJ , Junction Temperature ( C) Fig 15a&b. Unclamped Inductive Test circuit and Waveforms Fig 15c. Maximum Avalanche Energy Vs. Drain Current 6 www.irf.com IRF7473 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 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 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 IRF7473 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 . 33 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. Starting TJ = 25C, L = 16mH RG = 25, IAS = 4.1A. When mounted on 1 inch square copper board Coss eff. is a fixed capacitance that gives the same charging time as Coss while VDS is rising from 0 to 80% VDSS ISD 4.1A, di/dt 210A/s, VDD V(BR)DSS, TJ 150C Pulse width 400s; duty cycle 2%. Data and specifications subject to change without notice. This product has been designed and qualified for the Industrial market. Qualification Standards can be found on IR's Web site. IR WORLD HEADQUARTERS: 233 Kansas St., El Segundo, California 90245, USA Tel: (310) 252-7105 TAC Fax: (310) 252-7903 Visit us at www.irf.com for sales contact information. 4/01 8 www.irf.com |
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