TLE4471 查看數據表（PDF） - Infineon Technologies

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TLE4471

Triple Voltage Regulator

Infineon Technologies 

TLE 4471

Table 4

Characteristics

VI = 13.5 V; Tj = -40 °C < Tj < 125 °C

Parameter

Symbol

Limit Values

Unit Measuring Condition

Min. Typ. Max.

Main Output Q1

Output voltage

VQ1

Output voltage

VQ1

Output voltage

VQ1

Output current limit

Output voltage drop

Line regulation

IQ1

VDR

∆VQ1

Load regulation

∆VQ1

Power Supply Ripple PSRR

Rejection

Output capacitor

CQ1

ESR of output

ESR

capacitor

4.9 5.0 5.1 V

10 mA < IQ1 < 450 mA;

5.5 V < VI < 19 V

4.8 5.0 5.2 V

10 mA < IQ1 < 300 mA;

5.5 V < VI < 28 V

4.8 5.0 5.2 V

10 mA < IQ1 < 200 mA;

5.5 V < VI < 40 V

550 –

1500 mA VQ1 = 0.1 V

–

0.25 0.55 V IQ1 = 450 mA1)

-25 –

25 mV 8 V ≤ VI ≤ 16 V;

IQ1 = 10 mA

-25 –

25 mV 10 mA < IQ1 < 450 mA;

VI = 7 V

–

30 –

22 – –

dB CQ1 = 22 µF;

20 Hz < fr < 20 kHz;

VPP = 0.5 V2)

µF 2)

–

–3

Ω at 10 kHz2)

Tracked Output Q2

Output voltage

tracking accuracy

∆VQ2 = -25 –

VQ2 - VQ1

25 mV 5.7 V < VI < 19 V;

1 mA < IQ2 < 100 mA

Output voltage

tracking accuracy

∆VQ2 = -25 –

VQ2 - VQ1

25 mV 5.7 V < VI < 28 V;

1 mA < IQ2 < 80 mA

Output voltage

tracking accuracy

∆VQ2 = -25 –

VQ2 - VQ1

25 mV 5.7 V < VI < 40 V;

1 mA < IQ2 < 50 mA

Output current limit IQ2

110 – –

mA VQ2 = 0.1 V

Output voltage drop VDR2

–

–

0.6 V IQ2 = 100 mA

Power Supply Ripple PSRR

–

30 –

dB 20 Hz < fr < 20 kHz;

Rejection

VPP = 0.5 V;

CQ2 = 10 µF2)

Data Sheet

8

Rev. 1.6, 2009-02-03

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