TLE4251 Datasheet, PDF (5/12 Pages) Infineon Technologies AG – Low Drop Voltage Tracker

TLE 4251
Operating Range
Parameter
Input voltage
Adjust input voltage
Adjust input voltage
Enable input voltage
Junction temperature
1) _{VI > VADJ + VDR}
Symbol Limit Values
V_I
V_ADJ
V_ADJ
V_EN
T_j
min.
4¹⁾
2.5
0
0
– 40
max.
40
40
2.5
40
150
Unit
V
V
V
V
°C
Remarks
–
–
V_Q ≤ V_ADJ + ∆V_Q
–
–
Electrical Characteristics
V_I = 13.5 V; 2.5 V ≤ V_ADJ ≤ V_I – 0.5 V; – 40 °C < T_j < 150 °C; unless otherwise specified
Parameter
Symbol Limit Values Unit Test Condition
min. typ. max.
Output
Output voltage tracking ∆V_Q
accuracy
∆V_Q = V_ADJ – V_Q
Output voltage tracking ∆V_Q
accuracy
Output voltage tracking ∆V_Q
accuracy
Drop voltage
V_dr
Output current
I_Q
Output capacitor
C_Q
Current consumption
I_q
I_q = I_I – I_Q
Current consumption
I_q
I_q = I_I – I_Q
– 10 –
10 mV V_I < 13.5 V;
– 40 °C< T_j < 125 °C;
1 mA < I_Q < 300 mA
– 10 –
10 mV 6 V < V_I < 40 V
5 mA < I_Q < 200 mA
– 25 –
25 mV 6 V < V_I < 28 V
1 mA < I_Q < 300 mA
–
280 520 mV I_Q = 300 mA;
V_ADJ > 4 V;
Enable ON;¹⁾
400 450 800 mA T_j ≤ 125 °C¹⁾
22 –
–
µF ESR ≤ 3 Ω
at 10 kHz
–
10 20 mA I_Q = 300 mA
–
230 300 µA I_Q < 1 mA
T_j < 85 °C
V_EN in ON state
Data Sheet Rev. 2.4
5
2001-05-07