U208B

TELEFUNKEN Semiconductors

Rev. A1, 28-May-96

3 (7)

General Hints and Explanation of Terms

To ensure safe and trouble–free operation, the following

points should be taken into consideration when circuits

are being constructed or in the design of printed circuit

boards.

be as short as possible, and the connection to Pin 1

should not carry any additional high current such as

e.g. the load current.

desirable.

95 10716

V

p/2

p

3/2

p

2

p

Mains

Supply

Trigger

Pulse

Load

Voltage

Load

Current

ö

F

Figure 3. Explanation of terms in phase relationship

Absolute Maximum Ratings

Reference point Pin 1, unless otherwise specified

Parameters

Symbol

Value

Unit

Current requirement

Pin 2

30

mA

q

t

≤ 10 ms

100

Synchronisation current

Pin 8

Pin 7

t < 10

ms

Pin 8

t < 10

ms

Pin 7

5

5

35

35

mA

Phase control

Input voltage

Pin 6

Input current

Pin 6

Pin 4

0 to 7

500

1

V

mA

mA

Power dissipation

530

300

mW

Storage temperature range

–40 to +125

°C

Junction temperature

125

°C

Ambient temperature range

–10 to +100

°C