TLE 4252 G

Data Sheet

5

Rev. 1.0, 2008-05-09

Note: Within the functional range the IC operates as described in the circuit description.

The electrical characteristics are specified within the conditions given in the

related electrical characteristics table.

.

Table 3

Functional Range

Parameter

Symbol

Limit Values

Unit

Remarks

Min.

Typ.

Max.

In- and Output Voltage

Supply voltage

V

I

3.5

–

40

V

V

Enable input voltage

V

EN

0–40

V

–

Adjust input voltage

V

ADJ

1.5

–

40

V

–

Error amplifier

common mode range

CMR

1.5

–

V

0.5

V

V

V

Output Capacitor

Output Capacitor’s

Requirement

C

Q

10

––µF

–

ESR(C

––5

Ω

1)

Temperature

Junction temperature

T

j

-40

–

150

°C–

1) Relevant ESR value at

Table 4

Thermal Resistance PG-TO263-5

1)

1) Not subject to production test; specified by design.

Parameter

Symbol

Limit Values

Unit

Remarks

Min.

Typ.

Max.

Junction to case

R

thJC

–4.7

6K/W

–

Junction to ambient

R

thJA

–

24

–

K/W

2s2p PCB

2)

2) Specified

R

Product (Chip+Package) was simulated on a 76.2 x 114.3 x 1.5 mm³ board with 2 inner copper layers (2 x

70µm Cu, 2 x 35µm Cu). Where applicable, a thermal via array under the tab contacted the first inner copper

layer.

–

35

–

K/W

PCB heat sink area

600 mm

2 3)

3) Specified

R

(Chip+Package) was simulated on a 76.2 x 114.3 x 1.5 mm3 board with 1 copper layer (1 x 70 µm Cu).

–

44

–

K/W

PCB heat sink area

300 mm

2 3)