Datasheet

TLE 4473 GV55-2
Data Sheet 11 Rev. 1.2, 2008-10-28
Main (Tracked) Regulator
Output Q1
Output voltage
V
Q1
4.875 5.0 5.125 V 1 mA < I
Q1
< 200 mA;
6 V <
V
I
< 28 V
Output voltage
tracking accuracy
∆
V
Q
=
V
Q2
- V
Q1
-25 5 25 mV 1 mA < I
Q1
< 200 mA;
6 V <
V
I
< 28 V
Output voltage
tracking accuracy
∆
V
Q
=
V
Q2
- V
Q1
-25 5 25 mV 1 mA < I
Q1
< 300 mA;
8 V <
V
I
< 28 V
Output current
limitation
I
Q1
350 500 – mA V
Q1
= 4.5 V
Output drop voltage
V
DRQ1
= V
I
- V
Q1
V
DRQ1
– 300 600 mV I
Q1
= 200 mA
1)
Load regulation ∆V
Q1,Lo
– 5 50 mV 5 mA < I
Q1
< 300 mA
Line regulation ∆
V
Q1,Li
–525mVI
Q1
= 5 mA;
6 V <
V
I
< 28 V
Power Supply Ripple
Rejection
PSRR –65–dBf
r
= 100 Hz;
V
r
= 1 Vpp
Current Consumption
Quiescent current;
I
q
= I
I
- I
Q1
- I
Q2
I
q
–1020mAI
Q1
= 300 mA;
I
Q2
= 500 µA;
V
Q1
and V
Q2
on
Quiescent current;
I
q
= I
I
- I
Q1
- I
Q2
I
q
– 250 500 µA I
Q2
= I
Q1
= 500 µA;
V
Q1
and V
Q2
on
Inhibit Input INH1
Turn-on Voltage V
INH1 ON
––2.3VV
Q1
on
Turn-off Voltage
V
INH1 OFF
0.7––VV
Q1
off
H-input current
I
INH1 ON
-1 3.5 5 µA 3.0 V < V
INH1
< 5 V;
(see Page 14)
L-input current
I
INH1 OFF
-1 0.1 1 µA0 V < V
INH1
< 0.8 V
Table 4 Electrical Characteristics (cont’d)
V
I1
= 13.5 V; V
INH1
= V
INH2
= 5 V; -40 °C < T
j
< 150 °C; unless otherwise specified
Parameter Symbol Limit Values Unit Test Condition
Min. Typ. Max.