Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Saturation Volt. at Pin 6 in Reset Condition

0.4

V

Leakage Current at Pin 6 in Normal Condition

10

µA

Output Volt. Thermal Drift

=

Tj = 0 to + 125

°C

100

ppm/

°C

Short Circ. Ouput Current

1.6

A

1

A

Disable Volt. at Pin 4 High (out 2 active)

2

V

Disable Volt. at Pin 4 Low (out 2 disabled)

0.8

V

Disable Bias Current at Pin 4

-100

2

µA

Pin 7

2.5

V

Junction Temp. for Thermal Shut Down

145

°C

Note 1 :

The output short circuit currents are tested one channel at time.

During a short circuit a large consumption of power occurs, but the thermal protection circuit prevents any excessive temperature.

Safe permanent short-circuit is only guaranteed for input voltages up to 16V.

RESET

∆VOUT LOW

5.1V

4.9V

4.85V

Figure 2

9

OUT 1

REG

REF

2.5V

-

+

50

a

+

-

3

Ce

2.5V 0.6V

6

b

RESET

10

µA

Figure 1

TDA8139

3/5