2004-03-16

Page 6

BSP 742 RI

Electrical Characteristics

Parameter

Symbol

Values

Unit

min.

typ.

max.

Input and Status feedback

Input turn-on threshold voltage

-

-

2.2

V

Input turn-off threshold voltage

0.8

-

-

Input threshold hysteresis

-

0.3

-

Off state input current

1

-

30

µA

On state input current

1

-

30

Status output (open drain), Zener limit voltage

5.4

6.1

-

V

Status output (open drain), ST low voltage

-

-

-

-

0.4

0.6

-

300

600

µs

Input resistance (see page 8)

1.5

3.5

5

k

Ω

Diagnostic Characteristics

Short circuit detection voltage

-

2.8

-

V

Open load detection voltage

-

3

-

Openload detection current

-

5

-

µA

1no delay time after overtemperature switch off and short circuit in on-state