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TLE4471_09 Datasheet, PDF (9/24 Pages) Infineon Technologies AG – Triple Voltage Regulator
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TLE 4471
Table 4
Characteristics (cont’d)
VI = 13.5 V; Tj = -40 °C < Tj < 125 °C
Parameter
Symbol
Limit Values
Unit Measuring Condition
Min. Typ. Max.
Output capacitor
CQ2
10 – –
µF 2)
ESR of output
ESR
–
–3
Ω at 10 kHz2)
capacitor
Tracked Output Q3
Output voltage
tracking accuracy
∆VQ3 = -25 –
VQ3 - VQ1
25 mV 5.7 V < VI < 19 V;
1 mA < IQ3 < 50 mA
Output voltage
tracking accuracy
∆VQ3 = -25 –
VQ3 - VQ1
25 mV 5.7 V < VI < 28 V;
1 mA < IQ3 < 40 mA
Output voltage
tracking accuracy
∆VQ3 = -25 –
VQ3 - VQ1
25 mV 5.7 V < VI < 40 V;
1 mA < IQ3 < 25 mA
Output current limit IQ3
55 –
150 mA VQ3 = 0.1 V
Output voltage drop VDR3
–
–
0.6 V 1 mA ≤ IQ3 ≤ 50 mA
Power Supply Ripple PSRR
–
30 –
dB 20 Hz < fr < 20 kHz;
Rejection
VPP = 0.5 V;
CQ3 = 10 µF2)
Output capacitor
CQ3
10 – –
µF 2)
ESR of output
ESR
–
–3
Ω at 10 kHz2)
capacitor
Matching error
∆VQ2,3 = -25 –
between VQ2 and VQ3 VQ3 - VQ2
Current Consumption
25 mV –
Quiescent current
Iq
(standby)
–
–
20 µA Q1 OFF, Q2 OFF; Q3
OFF
Current consumption; Iq
Iq = II - IQ
Current consumption; Iq
Iq = II - IQ
–
1100 –
µA Q3 OFF, IQ1 < 1 mA;
IQ2 < 1 mA
–
1800 –
µA IQ1 < 10 mA;
IQ2 < 1 mA;
IQ3 < 1 mA
Data Sheet
9
Rev. 1.6, 2009-02-03
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