DCR3790B40 View Datasheet(PDF) - Dynex Semiconductor

Part Name

Description

Manufacturer

DCR3790B40

Phase Control Thyristor

Dynex Semiconductor 

SEMICONDUCTOR

DCR3790B42

Fig.10 Multi-cycle surge current

30000

25000

Max QS = 5404.7*(di/dt)0.4733

20000

15000

Min QS = 2246.2*(di/dt)0.5657

10000

5000

Conditions:

Tj = 125ºC, VRpeak ~ 2500V,

VRM ~ 1700V

snubber as required to control reverse

voltages

0

0

5

10 15 20 25 30

Rate of decay of on-state current, di/dt - (A/us)

Fig.12 Stored charge

Fig.11 Single-cycle surge current

800

700

600

500

Conditions:

Tj = 125ºC, VRpeak ~ 2500V,

VRM ~ 1700V

snubber as required to control

reverse voltages

IRR max = 62.4*(di/dt)0.7284

400

300

200

IRR min = 36.417*(di/dt)0.8041

100

0

0

5

10

15

20

25

30

Rate of decay of on-state current, di/dt - (A/us)

Fig.13 Reverse recovery current

7/10

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