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Power Thyristor Databook

Silicon Controlled Rectifiers

SxX8xSx EV Series 0.8A Sensitive SCR

Figure 6: Surge Peak On-State Current vs. Number of Cycles

Surge Current Duration - Full Cycle

12

3

4

5 6 7 8 9 10

20

30

40

60 80 100

200

300 400 600

1000

1

2

3

4

5

6

7

8

9

10

20

0.8 A

Devic

es

Soldering Parameters

Reflow Condition

Pre Heat

-Temperature Min (T

150°C

-Temperature Max (T

200°C

-Time (min to max) (t

Average ramp up rate (LiquidusTemp)

(T

5°C/second max

T

5°C/second max

Reflow

-Temperature (T

217°C

-Time (min to max) (t

PeakTemperature (T

Time within 5°C of actual peak

Temperature (t

Ramp-down Rate

5°C/second max

Time 25°C to peakTemperature (T

8 minutes Max.

Do not exceed

280°C

Supply Frequency: 60Hz Sinusoidal

Load: Resistive

RMS On-State Current [I

Specific Case Temperature

Notes:

following surge current interval.

2. Overload may not be repeated until junction

temperature has returned to steady-state rated value.