TLE4252 데이터 시트보기 (PDF) - Infineon Technologies

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TLE4252

Tracking Regulator

Infineon Technologies 

TLE 4252

Table 3

Operating Range

Parameter

Symbol

Limit Values Unit Remarks

Min. Typ. Max.

In- and Output Voltage

Supply voltage

VI

Enable input voltage VEN

Adjust input voltage VADJ

Adjust input voltage VADJ

Error amplifier

CMR

common mode range

Temperature

3.5 –

0

–

1.5 –

0

–

1.5 –

40 V

40 V

40 V

1.5 V

VI - V

0.5

VI > VADJ + Vdr

–

–

VQ ≤ VADJ + ∆VQ

VQ ≤ VADJ + ∆VQ with

VFB = VQ

Junction temperature Tj

-40 –

Thermal Resistance P-TO252-5-1

Junction to ambient Rthj-a

–

–

Junction to ambient Rthj-a

–

–

150 °C –

144 K/W Footprint only1)

78 K/W Heat sink area

300 mm2 1)

Junction to ambient Rthj-a

–

–

55 K/W Heat sink area

600 mm2 1)

Junction to case

Rthj-c

–

–

2

K/W –

1) Worst case regarding peak temperature; zero airflow; mounted on FR4; 80 × 80 × 1.5 mm3; 35 µ Cu; 5 µ Sn

Note: Within this operating range the IC is functional. The electrical characteristics,

however, are not guaranteed over this full range given above.

Data Sheet

5

Rev. 1.2, 2004-08-11

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