BT151-500R/-600R/-800R

12A Silicon Controlled Rectifiers

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Revision:20240716-P3

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RATING AND CHARACTERISTICS CURVES

Tmb (°C)

- 50

150

100

0

50

8

4

12

16

IT(RMS)

(A)

0

Fig. 2. RMS on-state current as a function of mounting

base temperature; maximum values

surge duration (s)

10- 2

10

1

10- 1

10

15

5

20

25

IT(RMS)

(A)

0

Fig. 3. RMS on-state current as a function of surge

duration; maximum values

001aaa956

tp (s)

10- 5

10- 2

10- 3

10- 4

102

103

ITSM

(A)

10

dlT/dt limit

tp

Tj initial = 25 °C max

IT

ITSM

t

Fig. 4. Non-repetitive peak on-state current as a function of pulse width for sinusoidal currents; maximum values

10-1

10-2

1

10

Zth(j-mb)

(K/W)

10-3

tp (s)

10-5

1

10

10-1

10-2

10-4

10-3

Fig. 6. Transient thermal impedance from

junction to mounting base as a function of

pulse width

80

40

120

160

ITSM

(A)

0

number of cycles

1

103

102

10

tp

Tj initial = 25 °C max

IT

ITSM

t

Fig. 5. Non-repetitive peak on-state current as a

function of the number of sinusoidal current

cycles; maximum values