TLE4470_08 Datasheet, PDF (8/24 Pages) Infineon Technologies AG – Dual Low-Drop Voltage Regulator Very low dropout

TLE 4470
Table 4
Operating Range
Parameter
Symbol Limit Values Unit Remarks
Min. Max.
Stand-by regulator
input voltage
V_I1
5.6
45
V
–
Main regulator
input voltage
V_I2
V_Q2,nom 45
V
–
+ 0.6 V
Stand-by regulator
output current
I_Q1
0
180 mA –
Main regulator
output current
I_Q2
0
350 mA –
Disable input voltage
V_DIS
Sense input voltage
V_SI
Junction temperature
T_j
Thermal Resistances PG-DSO-14
-0.3 45
V
–
-0.3 17
V
–
-40
150
°C –
Junction pin
R_thj-pin
–
Junction ambient
R_thj-a
–
Thermal Resistances PG-DSO-20
32
K/W Measured to pin 4
112
K/W ¹⁾
Junction pin
R_thj-pin
–
23
K/W Measured to pin 4
Junction ambient
R_thj-a
–
100
K/W ¹⁾
1) Package mounted on PCB 80 × 80 × 1.5 mm³; 35 µ Cu; 5 µ Sn; Footprint only; zero airflow.
Note: In the operating range the functions given in the circuit description are fulfilled.
Data Sheet
8
Rev. 1.2, 2008-03-20