TLE4470 Datasheet, PDF (8/22 Pages) Siemens Semiconductor Group – Dual Low-Drop Voltage Regulator

TLE 4470
Operating Range
Parameter
Stand-by regulator
input voltage
Main regulator
input voltage
Stand-by regulator
output current
Main regulator
output current
Disable input voltage
Sense input voltage
Junction temperature
Symbol Limit Values
min. max.
V_I1
5.6
45
Unit
V
Remarks
–
V_I2
V_Qnom + 45
V
–
0.6 V
I_Q1
0
180 mA –
I_Q2
0
350 mA –
V_DIS
– 0.3 45
V
–
V_SI
– 0.3 17
V
–
T_j
– 40 150 °C –
Thermal Resistances
Junction pin
Junction ambient
R_thj-pin
–
R_thj-a
–
25
K/W Measured to pin 4
65
K/W –
Note: In the operating range the functions given in the circuit description are fulfilled.
Semiconductor Group
8
1998-11-01