Datasheet IRF840L, SiHF840L (Vishay) - 5
| Manufacturer | Vishay |
| Description | Power MOSFET |
| Pages / Page | 10 / 5 — IRF840L, SiHF840L. Fig. 12a - Unclamped Inductive Test Circuit. Fig. 12b … |
| File Format / Size | PDF / 221 Kb |
| Document Language | English |
IRF840L, SiHF840L. Fig. 12a - Unclamped Inductive Test Circuit. Fig. 12b - Unclamped Inductive Waveforms
Model Line for this Datasheet
Text Version of Document
IRF840L, SiHF840L
www.vishay.com Vishay Siliconix L V V DS DS Vary tp to obtain t required I p AS VDD R D.U.T. g + V - DD V I DS AS 10 V t 0.01 p Ω IAS
Fig. 12a - Unclamped Inductive Test Circuit Fig. 12b - Unclamped Inductive Waveforms
1200 ID Top 3.6 A 1000 5.1 A Bottom 8.0 A 800 600 400 , Single Pulse Energy (mJ) 200 ASE V = 50 V DD 0 25 50 75 100 125 150 91069_12c Starting TJ, Junction Temperature (°C)
Fig. 12c - Maximum Avalanche Energy vs. Drain Current
Current regulator Same type as D.U.T. Q 50 kΩ G 10 V 12 V 0.2 µF 0.3 µF Q Q GS GD + V D.U.T. DS - VG VGS 3 mA Charge I I G D Current sampling resistors
Fig. 13a - Basic Gate Charge Waveform Fig. 13b - Gate Charge Test Circuit
S21-0901-Rev. D, 30-Aug-2021
5
Document Number: 91069 For technical questions, contact: hvm@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
www.vishay.com Vishay Siliconix L V V DS DS Vary tp to obtain t required I p AS VDD R D.U.T. g + V - DD V I DS AS 10 V t 0.01 p Ω IAS
Fig. 12a - Unclamped Inductive Test Circuit Fig. 12b - Unclamped Inductive Waveforms
1200 ID Top 3.6 A 1000 5.1 A Bottom 8.0 A 800 600 400 , Single Pulse Energy (mJ) 200 ASE V = 50 V DD 0 25 50 75 100 125 150 91069_12c Starting TJ, Junction Temperature (°C)
Fig. 12c - Maximum Avalanche Energy vs. Drain Current
Current regulator Same type as D.U.T. Q 50 kΩ G 10 V 12 V 0.2 µF 0.3 µF Q Q GS GD + V D.U.T. DS - VG VGS 3 mA Charge I I G D Current sampling resistors
Fig. 13a - Basic Gate Charge Waveform Fig. 13b - Gate Charge Test Circuit
S21-0901-Rev. D, 30-Aug-2021
5
Document Number: 91069 For technical questions, contact: hvm@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
