70TPS12 Datasheet, PDF (5/7 Pages) International Rectifier – PHASE CONTROL SCR

70TPS.. SAFEIR Series
Bulletin I2164 Rev. A 10/04
1000
Tj = 125˚C
100
10
Tj = 25˚C
70TPS.. Series
1
0.5 1 1.5 2 2.5 3 3.5
Instantaneous On-state Voltage (A)
Fig. 7 - On-state Voltage Drop Characteristics
100
10
Rectangular gate pulse
a)Recommended load line for
rated di/dt: 20 V, 30 ohms
tr = 0.5 µs, tp >= 6 µs
b)Recommended load line for
<= 30% rated di/dt: 20 V, 65 ohms
tr = 1 µs, tp >= 6 µs
(a)
(b)
(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
1
VGD
IGD
0.1
0.001
0.01
1
(4) (3) (2) (1)
70TPS.. Series
Frequency Limited by PG(AV)
0.1
1
10
100
Instantaneous Gate Current (A)
Fig. 8 - GateCharacteristics
1000
Steady State Value
(DC Operation)
D = 0.50
D = 0.33
0.1 _{D = 0.25}
D = 0.17
D = 0.08
Single Pulse
70TPS.. Series
0.01
0.0001
0.001
0.01
0.1
1
10
Square Wave Pulse Duration (s)
Fig. 9 - Thermal Impedance Z_thJC Characteristics
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