TLE4471 datasheet(9/26 Pages) INFINEON

9 / 26 page

Data Sheet Rev. 1.1

2001-09-06

TLE 4471

Characteristics

I = 13.5 V; Tj = – 40 °C < Tj < 125 °C

Parameter

Symbol

Limit Values

Unit Measuring Condition

min.

typ.

max.

Main Output Q1

Output voltage

4.9

5.0

5.1

10 mA

< I

Q1 < 450 mA,

5.5 V

< V

I < 19 V

Output voltage

4.8

5.0

5.2

10 mA

< I

Q1 < 300 mA;

5.5 V

< V

I < 28 V

Output voltage

4.8

5.0

5.2

10 mA

< I

Q1 < 200 mA;

5.5 V

< V

I < 40 V

Output current limit

550

–

1500

Q1 = 0.1 V

Output voltage drop

–

0.25

0.55

Q1 = 450 mA

Line regulation

∆V

– 25

–

8 V

≤ V

I ≤ 16 V;

Q1 = 10 mA

Load regulation

∆V

– 25

–

10 mA

< I

Q1 < 450 mA;

I =7 V

Power Supply Ripple

Rejection

PSRR

––

Q1 =22 µF;

20 Hz

< f

r < 20 kHz;

SS =0.5 V

Output capacitor

––

µF

–

ESR of output

capacitor

ESR

––

Ω

at 10 kHz

Measured when the output voltage

Q dropped 100 mV from the nominal value.

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