C770L datasheet(8/14 Pages) IRI

Part #	C770L

Description	INVERTER GRADE THYRISTOR

PDF	14 Pages

Scroll/Zoom	100%

Manufacturer	IRI [Insel Rectifier India Pvt. Ltd.]

Direct Link	https://www.rectifierindia.com/

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8 / 14 page

The constants, derived by cure fitting software, are given in the report for hot and cold characteristics

where possible. The resulting values fir VT agree with the true device characteristic over a current

range,which is limited to that plotted.

125

OC Ciefficients

0.476947

0.1665134

2.2281x10-4

-0. 01178941

16.2 C.C. Thermal Impadence Calculation

Where p = 1 to n, n is the number of terms in the series.

T= Duration of heating pulse in seconds

Rt= Thermal resistance at time t.

Rp= Amplitude of pth term

Rp= Time constant of rth term.

Term

123456

1.42x10

-2

2.34x10

-3

3.39x10

-3

8.87x10

-4

6.00x10

-4

4.66x10

-4

9.25

2.07957

0.23675

0.07935

1.07x10-22

2.89x10-3

Term

1234

5.60x10

-3

2.81x10

-3

1.42x10

-3

9.34x10

-4

1.593884

0.28583

0.07721

4.84x10-3

INTERNATIONAL

www.rectifierindia.com

April 2011

INVERTER GRADE THYRISTOR

C770L

C770L Datasheet(PDF) 8 Page - Insel Rectifier India Pvt. Ltd.

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