Document Number: 94391

For technical questions, contact: diodes-tech@vishay.com

www.vishay.com

Revision: 06-Jun-08

5

70TPS..PbF High Voltage Series

Phase Control SCR, 70 A

Vishay High Power Products

Fig. 7 - On-State Voltage Drop Characteristics

Fig. 8 - Gate Characteristics

Instantaneous On-state Voltage (A)

1

10

100

1000

0.5

1

1.5

2

2.5

3

3.5

70TPS.. Series

Tj = 25˚C

Tj = 125˚C

Instantaneous Gate Current (A)

0.1

1

10

100

0.001

0.01

0.1

1

10

100

1000

(b)

(a)

Rectangular gate pulse

(4) (3)

(2) (1)

(1) PGM = 100 W, tp = 500 µs

(2) PGM = 50 W, tp = 1 ms

(3) PGM = 20 W, tp = 25 ms

(4) PGM = 10 W, tp = 5 ms

a)Recommended load line for

b)Recommended load line for

VGD

IGD

Frequency Limited by PG(AV)

rated di/dt: 20 V, 30 ohms

tr = 0.5 µs, tp >= 6 µs

<= 30% rated di/dt: 20 V, 65 ohms

tr = 1 µs, tp >= 6 µs

70TPS.. Series

Square Wave Pulse Duration (s)

0.01

0.1

1

0.0001

0.001

0.01

0.1

1

10

Steady State Value

(DC Operation)

Single Pulse

D = 0.50

D = 0.33

D = 0.25

D = 0.17

D = 0.08

70TPS.. Series