TLE4284_07 Datasheet, PDF (18/25 Pages) Infineon Technologies AG – Voltage Regulator

TLE 4284
Output Voltage V_Q versus
Input Voltage V_I
6.00
V_Q [V]
T_a= 25 °C
5.0V-Version
4.00
3.3V-Version
3.00
2.6V-Version
11_VI-VQ.vsd
I_Q = 100mA
I_Q = 10mA
2.00
1.8V-Version
1.5V-Version
1.00
I_Q = 500mA
I_Q = 1000mA
Power Supply Ripple Rejection
versus Frequency
90
PSRR
[dB]
13_PSRR.VSD
V_RIPPLE = 0.5 V
V_IN = 13.5 V
C_ADJ = 10 µF Tantalum
T_a = 25 °C
70 ^{IQ = 10 mA}
I_Q = 125 mA
60 _{IQ = 250 mA}
I_Q = 500 mA
50 _{IQ = 1000 mA}
40
0
10
20
30
40
V_I [V]
10
100
1k
10k
100k
f [Hz]
Stability Region: Equivalent Serial
Resistor ESR versus Output Current I_Q
1000
C_Q = 10µF
ESR_CQ
[Ω]
T_j = -40...150°C
V_I = 6...25V
12_ESR-IQ.VSD
100
C_Q = 2.2µF
T_j = -40...150°C
10 ^{VI = 6...25V}
Stable
Region
1
Power Supply Ripple Rejection
versus Frequency
90
PSRR
[dB]
I_Q = 10 mA
70
I_Q = 125 mA
60 ^{IQ = 250 mA}
I_Q = 500 mA
13A_PSRR.VSD
V_RIPPLE = 0.5 V
V_IN = 13.5 V
C_ADJ = 0 µF Tantalum
T_a = 25 °C
50
I_Q = 1000 mA
40
0.1
0.1
1
10
100
1000
I_Q [mA]
10
100
1k
10k
100k
f [Hz]
Data Sheet
18
Rev. 2.1, 2007-03-20