Application Note
ANE0020-Rev.1.1 SANKEN ELECTRIC CO., LTD. 1
Jan. 20, 2022 https://www.sanken-ele.co.jp/en
© SANKEN ELECTRIC CO., LTD. 2021
What is an IGBT?
General description of IGBTs and our IGBT products
ANE0020
ANE0020-Rev.1.1 SANKEN ELECTRIC CO., LTD. 2
Jan. 20, 2022 https://www.sanken-ele.co.jp/en
© SANKEN ELECTRIC CO., LTD. 2021
Contents
Contents --------------------------------------------------------------------------------------------------------- 2
1. Description -------------------------------------------------------------------------------------------------- 3
2. IGBTs -------------------------------------------------------------------------------------------------------- 3
2.1. What is an IGBT? ----------------------------------------------------------------------------------- 3
2.2. Features of IGBTs ----------------------------------------------------------------------------------- 4
2.3. IGBT Structure -------------------------------------------------------------------------------------- 5
2.4. Absolute Maximum Ratings ----------------------------------------------------------------------- 6
2.5. Electrical Characteristics -------------------------------------------------------------------------- 7
2.6. Thermal Characteristics --------------------------------------------------------------------------- 7
2.7. Static Characteristics ------------------------------------------------------------------------------- 8
2.7.1. I
C
V
CE
Characteristics ---------------------------------------------------------------- ------ 8
2.7.2. I
C
V
GE
Characteristics -------------------------------- -------------------------------- ------ 9
2.7.3. V
GE(TH)
T
J
Characteristics --------------------------------------------------------------- 10
2.8. Capacitance Characteristics (C
ies
, C
oes
, C
res
) ------------------------------------------------- 11
2.9. Charge Characteristics (Q
G
, Q
GE
, Q
GC
) ------------------------------------------------------- 12
2.10. Switching Characteristics (t
d(ON)
, t
r
, t
d(OFF)
, t
f
) ----------------------------------------------- 13
2.11. Short-circuit Characteristics -------------------------------------------------------------------- 15
2.12. Fast Recovery Diode ------------------------------------------------------------------------------ 15
2.13. Factors that Cause IGBT Destruction--------------------------------------------------------- 16
2.13.1. Safe Operating Area (SOA) Destruction ------------------------------------------------ 16
2.13.2. Destruction by ESD ------------------------------------------------------------------------- 17
2.13.3. Destruction by Parasitic Oscillation ----------------------------------------------------- 17
2.14. Notes on Connecting in Parallel ---------------------------------------------------------------- 18
Important Notes ---------------------------------------------------------------- ------------------------------ 19