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TLE4471_09 Datasheet, PDF (8/24 Pages) Infineon Technologies AG – Triple Voltage Regulator
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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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