Table 3

Operating Range

Parameter

Symbol

Limit Values

Unit Remarks

Min.

Max.

Input voltage

V

I

5.5

42

V

–

Junction temperature

T

j

-40

150

°C

–

TLE 7272

Data Sheet

5

Rev. 1.0a, 2005-02-08

Note: In the operating range, the functions given in the circuit description are fulfilled.

Table 4

Parameter

Symbol

Limit Values

Unit Remarks

Min.

Max.

Junction case

R

thj-c

–

8

K/W –

Junction ambient

R

thj-a

–

80

K/W TO252

1) Worst case, regarding peak temperature; zero airflow; mounted on a PCB FR4, 80

1)

Junction ambient

R

thj-a

–

55

K/W TO263

2) Worst case, regarding peak temperature; zero airflow; mounted on a PCB FR4, 80

2)

Thermal Resistance