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IRF6691TR1PBF Folha de dados(PDF) 3 Page - International Rectifier |
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IRF6691TR1PBF Folha de dados(HTML) 3 Page - International Rectifier |
3 / 10 page IRF6691PbF www.irf.com 3 PROVISIONAL Fig 3. Maximum Effective Transient Thermal Impedance, Junction-to-Ambient Used double sided cooling , mounting pad. Mounted on minimum footprint full size board with metalized back and with small clip heatsink. Notes: Rθ is measured at TJ of approximately 90°C. Surface mounted on 1 in. square Cu (still air). Mounted to a PCB with small clip heatsink (still air) Mounted on minimum footprint full size board with metalized back and with small clip heatsink (still air) A bsolute M axim um R atings PD @TA = 25°C P ower Dissipation e PD @TA = 70°C P ower Dissipation e W PD @TC = 25°C P ower Dissipation f TP P eak S oldering Tem perature °C TJ O perating Junction and TSTG S torage Tem perature Range Therm al R esistance Param eter Typ. M ax. U nits RθJA Junction-to-Am bient em ––– 45 RθJA Junction-to-Am bient km 12.5 ––– RθJA Junction-to-Am bient lm 20 ––– °C/W RθJC Junction-to-Case fm ––– 1.4 RθJ-PCB Junction-to-PCB M ounted 1.0 ––– Linear Derating Factor e W/°C 0.022 -40 to + 150 2.8 270 1.8 89 1E-006 1E-005 0.0001 0.001 0.01 0.1 1 10 100 t1 , Rectangular Pulse Duration (sec) 0.0001 0.001 0.01 0.1 1 10 100 0.20 0.10 D = 0.50 0.02 0.01 0.05 SINGLE PULSE ( THERMAL RESPONSE ) Notes: 1. Duty Factor D = t1/t2 2. Peak Tj = P dm x Zthja + Tc τ J τ J τ 1 τ 1 τ 2 τ 2 τ 3 τ 3 R 1 R 1 R 2 R 2 R 3 R 3 Ci= τi/Ri Ci= τi/Ri τ A τ A τ 4 τ 4 R 4 R 4 Ri (°C/W) τi (sec) 0.678 0.000860 17.30 0.577560 17.57 8.940000 9.470 106.0000 |
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