STP40NF20 - STF40NF20 STB40NF20 - STW40NF20 Ω 2 N-channel 200V - 0.038 -40A- D PAK/TO-220/TO-220FP/TO-247 Low gate charge STripFET™ Power MOSFET Features Type V R I P DSS DS(on) D W STB40NF20 200V <0.045Ω 40A 160W 3 3 1 STP40NF20 200V <0.045Ω 40A 160W 1 2 D2PAK STF40NF20 200V <0.045Ω 40A 40W TO-220 STW40NF20 200V <0.045Ω 40A 160W ■ Gate charge minimized ■ Very low intrinsic capacitances 3 ■ Very good manufacturing repeatability 12 TO-220FP TO-247 ■ Excellent figure of merit (R *Q ) DS g ■ 100% avalanche tested Description Figure 1. Internal schematic diagram This Power MOSFET series realized with STMicroelectronics unique STripFET process has specifically been designed to minimize input capacitance and gate charge. It is therefore suitable as primary switch in advanced high- efficiency isolated DC-DC converters. Applications ■ Switching application Table 1. Device summary Order codes Marking Package Packaging STB40NF20 40NF20 D2PAK Tape & reel STP40NF20 40NF20 TO-220 Tube STF40NF20 40NF20 TO-220FP Tube STW40NF20 40NF20 TO-247 Tube July 2007 Rev 2 1/17 www.st.com 17

Contents STB40NF20 - STF40NF20 - STP40NF20 - STW40NF20 Contents 1 Electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 2.1 Electrical characteristics (curves) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 3 Test circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 4 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 5 Packaging mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 6 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 2/17

STB40NF20 - STF40NF20 - STP40NF20 - STW40NF20 Electrical ratings 1 Electrical ratings Table 1. Absolute maximum ratings Value TO-220 Symbol Parameter Unit D2PAK TO-220FP TO-247 V Drain-source voltage (V = 0) 200 V DS GS V Gate- source voltage ± 20 V GS I (1) Drain current (continuous) at T = 25°C 40 A D C I (1) Drain current (continuous) at T = 100°C 25 A D C I (2) Drain current (pulsed) 160 A DM P Total dissipation at T = 25°C 160 40 W tot C Derating Factor 1.28 0.32 W/°C dv/dt (3) Peak diode recovery voltage slope 12 V/ns Insulation withstand voltage (RMS) from all V three leads to external heat sink -- 2500 V ISO (t = 1s; Tc = 25°C) T Storage temperature stg -55 to 150 °C T Max. operating junction temperature j 1. Value limited by wire bonding 2. Pulse width limited by safe operating area. 3. I ≤ 40A, di/dt ≤ 200A/µs, V ≤ V , Tj ≤ T SD DD (BR)DSS JMAX Table 2. Thermal data TO-220 Symbol Parameter TO-247 TO-220FP Unit D2PAK Rthj-case Thermal resistance junction-case max 0.78 3.1 °C/W Rthj-amb Thermal resistance junction-ambient max 62.5 50 62.5 °C/W Maximum lead temperature for soldering T 300 °C J purpose(1) 1. for 10 sec. 1.6mm from case Table 3. Avalanche characteristics Symbol Parameter Max value Unit Avalanche current, repetitive or not-repetitive I 40 A AR (pulse width limited by T max) j Single pulse avalanche energy E 230 mJ AS (starting T = 25 °C, I = I , V = 50 V) j D AR DD 3/17

Electrical characteristics STB40NF20 - STF40NF20 - STP40NF20 - STW40NF20 2 Electrical characteristics (T =25°C unless otherwise specified) CASE Table 4. On/off states Symbol Parameter Test conditions Min. Typ. Max. Unit Drain-source V I = 1mA, V =0 200 V (BR)DSS breakdown voltage D GS Zero gate voltage V = max ratings 1 µA I DS DSS drain current (V = 0) V = max ratings@125°C 10 µA GS DS Gate-body leakage I V = ± 20V ±100 nA GSS current (V = 0) GS DS V Gate threshold voltage V = V , I = 250µA 2 3 4 V GS(th) DS GS D Static drain-source on R V = 10V, I = 20A 0.038 0.045 Ω DS(on) resistance GS D Table 5. Dynamic Symbol Parameter Test conditions Min. Typ. Max. Unit Forward g (1) V = 15V, I =20A 30 S fs transconductance DS D Input capacitance C 2500 pF Ciss Output capacitance VDS = 25V, f = 1MHz, 510 pF Coss Reverse transfer VGS = 0 78 pF rss capacitance t Turn-on delay time 20 ns d(on) V = 100V, I = 20A t Rise time DD D 44 ns r R =4.7Ω V = 10V t Turn-off delay time G GS 74 ns d(off) (see Figure17) t Fall time 22 ns f Q Total gate charge V = 160V, I = 40A, 75 nC g DD D Q Gate-source charge V = 10V 13.2 nC gs GS Q Gate-drain charge (see Figure18) 35.5 nC gd 1. Pulsed: Pulse duration = 300 µs, duty cycle 1.5%. 4/17

STB40NF20 - STF40NF20 - STP40NF20 - STW40NF20 Electrical characteristics Table 6. Source drain diode Symbol Parameter Test conditions Min. Typ. Max. Unit Source-drain current I 40 A SD Source-drain current I (1) 160 A SDM (pulsed) V (2) Forward on voltage I = 20A, V = 0 1.5 V SD SD GS I = 20A, t Reverse recovery time SD 192 ns rr di/dt = 100A/µs, Q Reverse recovery charge 922 nC rr V = 25V I Reverse recovery current DD 9.6 A RRM (see Figure19) I = 20A, t Reverse recovery time SD 242 ns rr di/dt = 100A/µs, Q Reverse recovery charge 1440 nC rr V = 25V, T = 150°C I Reverse recovery current DD j 11.9 A RRM (see Figure19) 1. Pulse width limited by safe operating area. 2. Pulsed: Pulse duration = 300 µs, duty cycle 1.5% 5/17

Electrical characteristics STB40NF20 - STF40NF20 - STP40NF20 - STW40NF20 2.1 Electrical characteristics (curves) Figure 2. Safe operating area for TO-220/ Figure 3. Thermal impedance area for TO-220/ D2PAK D2PAK Figure 4. Safe operating area for TO-247 Figure 5. Thermal impedance for TO-247 Figure 6. Safe operating area for TO-220FP Figure 7. Thermal impedance for TO-220FP 6/17

STB40NF20 - STF40NF20 - STP40NF20 - STW40NF20 Electrical characteristics Figure 8. Output characteristics Figure 9. Transfer characteristics Figure 10. Transconductance Figure 11. Static drain-source on resistance Figure 12. Gate charge vs gate-source voltage Figure 13. Capacitance variations 7/17

Electrical characteristics STB40NF20 - STF40NF20 - STP40NF20 - STW40NF20 Figure 14. Normalized gate threshold voltage Figure 15. Normalized on resistance vs vs temperature temperature Figure 16. Source-drain diode forward characteristics 8/17

STB40NF20 - STF40NF20 - STP40NF20 - STW40NF20 Test circuit 3 Test circuit Figure 17. Switching times test circuit for Figure 18. Gate charge test circuit resistive load Figure 19. Test circuit for inductive load Figure 20. Unclamped Inductive load test switching and diode recovery times circuit Figure 21. Unclamped inductive waveform Figure 22. Switching time waveform 9/17

Package mechanical data STB40NF20 - STF40NF20 - STP40NF20 - STW40NF20 4 Package mechanical data In order to meet environmental requirements, ST offers these devices in ECOPACK® packages. These packages have a Lead-free second level interconnect. The category of second level interconnect is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK is an ST trademark. ECOPACK specifications are available at: www.st.com 10/17

STB40NF20 - STF40NF20 - STP40NF20 - STW40NF20 Package mechanical data D2PAK MECHANICAL DATA TO-247 MECHANICAL DATA mm. inch DIM. MIN. TYP MAX. MIN. TYP. MAX. A 4.4 4.6 0.173 0.181 A1 2.49 2.69 0.098 0.106 A2 0.03 0.23 0.001 0.009 B 0.7 0.93 0.027 0.036 B2 1.14 1.7 0.044 0.067 C 0.45 0.6 0.017 0.023 C2 1.23 1.36 0.048 0.053 D 8.95 9.35 0.352 0.368 D1 8 0.315 E 10 10.4 0.393 E1 8.5 0.334 G 4.88 5.28 0.192 0.208 L 15 15.85 0.590 0.625 L2 1.27 1.4 0.050 0.055 L3 1.4 1.75 0.055 0.068 M 2.4 3.2 0.094 0.126 R 0.4 0.015 V2 0º 4º 3 1 11/17

Package mechanical data STB40NF20 - STF40NF20 - STP40NF20 - STW40NF20 TO-247 MECHANICAL DATA mm. inch DIM. MIN. TYP MAX. MIN. TYP. MAX. A 4.85 5.15 0.19 0.20 A1 2.20 2.60 0.086 0.102 b 1.0 1.40 0.039 0.055 b1 2.0 2.40 0.079 0.094 b2 3.0 3.40 0.118 0.134 c 0.40 0.80 0.015 0.03 D 19.85 20.15 0.781 0.793 E 15.45 15.75 0.608 0.620 e 5.45 0.214 L 14.20 14.80 0.560 0.582 L1 3.70 4.30 0.14 0.17 L2 18.50 0.728 øP 3.55 3.65 0.140 0.143 øR 4.50 5.50 0.177 0.216 S 5.50 0.216 12/17

STB40NF20 - STF40NF20 - STP40NF20 - STW40NF20 Package mechanical data TO-220 mechanical data mm inch Dim Min Typ Max Min Typ Max A 4.40 4.60 0.173 0.181 b 0.61 0.88 0.024 0.034 b1 1.14 1.70 0.044 0.066 c 0.49 0.70 0.019 0.027 D 15.25 15.75 0.6 0.62 D1 1.27 0.050 E 10 10.40 0.393 0.409 e 2.40 2.70 0.094 0.106 e1 4.95 5.15 0.194 0.202 F 1.23 1.32 0.048 0.051 H1 6.20 6.60 0.244 0.256 J1 2.40 2.72 0.094 0.107 L 13 14 0.511 0.551 L1 3.50 3.93 0.137 0.154 L20 16.40 0.645 L30 28.90 1.137 ∅P 3.75 3.85 0.147 0.151 Q 2.65 2.95 0.104 0.116 13/17

Package mechanical data STB40NF20 - STF40NF20 - STP40NF20 - STW40NF20 TO-220FP MECHANICAL DATA mm. inch DIM. MIN. TYP MAX. MIN. TYP. MAX. A 4.4 4.6 0.173 0.181 B 2.5 2.7 0.098 0.106 D 2.5 2.75 0.098 0.108 E 0.45 0.7 0.017 0.027 F 0.75 1 0.030 0.039 F1 1.15 1.7 0.045 0.067 F2 1.15 1.7 0.045 0.067 G 4.95 5.2 0.195 0.204 G1 2.4 2.7 0.094 0.106 H 10 10.4 0.393 0.409 L2 16 0.630 L3 28.6 30.6 1.126 1.204 L4 9.8 10.6 .0385 0.417 L5 2.9 3.6 0.114 0.141 L6 15.9 16.4 0.626 0.645 L7 9 9.3 0.354 0.366 Ø 3 3.2 0.118 0.126 E A D B L3 L6 L7 1 F F 1 G H G 2 F 1 2 3 L5 L2 L4 14/17

STB40NF20 - STF40NF20 - STP40NF20 - STW40NF20 Packaging mechanical data 5 Packaging mechanical data D2PAK FOOTPRINT TAPE AND REEL SHIPMENT REEL MECHANICAL DATA mm inch DIM. MIN. MAX. MIN. MAX. A 330 12.992 B 1.5 0.059 C 12.8 13.2 0.504 0.520 D 20.2 0795 G 24.4 26.4 0.960 1.039 N 100 3.937 T 30.4 1.197 BASE QTY BULK QTY TAPE MECHANICAL DATA 1000 1000 mm inch DIM. MIN. MAX. MIN. MAX. A0 10.5 10.7 0.413 0.421 B0 15.7 15.9 0.618 0.626 D 1.5 1.6 0.059 0.063 D1 1.59 1.61 0.062 0.063 E 1.65 1.85 0.065 0.073 F 11.4 11.6 0.449 0.456 K0 4.8 5.0 0.189 0.197 P0 3.9 4.1 0.153 0.161 P1 11.9 12.1 0.468 0.476 P2 1.9 2.1 0.075 0.082 R 50 1.574 T 0.25 0.35 0.00980.0137 W 23.7 24.3 0.933 0.956 * on sales type 15/17

Revision history STB40NF20 - STF40NF20 - STP40NF20 - STW40NF20 6 Revision history T able 7. Revision history Date Revision Changes 25-Jan-2007 1 First version 06-Jul-2007 2 Correctet Ptot value on Features 16/17

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