TLE4476 Datasheet, PDF (5/13 Pages) Infineon Technologies AG – Dual Low-Drop Voltage Regulator

TLE 4476
Operating Range
Parameter
Output 1 input voltage
Output 2 input voltage
3.3 V regulator
output current
5 V regulator
output current
Junction temperature
Symbol Limit Values
min. max.
V_I1
4.5
42
V_I1
5.7
42
I_O1
0
350
Unit
V
V
mA
Remarks
1)
2)
–
I_O2
0
430 mA –
T_j
– 40 170
°C
3)
Thermal Resistances
Junction case
Junction ambient
R_th,j-case
–
R_th,j-a
–
3
K/W –
80
K/W ⁴⁾
1) _{Input voltage VI required for operation of output Q1}
2) _{Input voltage VI required for operation of output Q2}
3) _{The overtemperature protection is set to > 170 °C. The voltage regulator may not be operated continuously at}
170 °C as device reliability will be reduced to 500 h statistic lifetime.
4) _{Worst case regarding peak temperature, zero airflow; mounted on a PCB 80 ´ 80 ´ 1.5 mm}3_{, 35 mm Cu, 5 mm}
Sn, heat sink area 300 mm².
Note: In the operating range the functions given in the circuit description are fulfilled.
Data Sheet Rev. 2.3
5
2002-02-20