Datasheet

Data sheet 9 Rev. 1.0, 2007-07-24
TLE4250-2
Electrical Characteristics
Typical Performance Characteristics Tracking Regulator
V
ADJ/EN
= 5 V (unless otherwise noted)
Load Regulation d
V
Q,line
vs.
Output Current Change d
I
Q
Output Capacitor Series Resistor
ESR
CQ
vs. Output Current
I
Q
Line Transient Response Load Transient Response
0
∆Ι
Q
[mA]
24 36 48
∆ V
Q
[mV]
dV Q-dIQ.vsd
-4
-6
-8
-2
12
T
j
= 125 °C
T
j
= 25 °C
steady-state condition
I
Q, init ial
= 1 mA
V
ADJ
= 5 V
ESR- IQ.vsd
1
0.1
0.01
ESR
CQ
[Ω]
0
I
Q
[mA]
20 30
10 40
10
Stable
Region
50
V
I
< 28 V
-40 °C <
T
j
< 150 °C
C
Q
= 1 µF
C
Q
= 2.2 µF
0
t [µs]
40 60
∆ V
Q
[mV]
dV I-reponse.vsd
16
9
0
20 80
V
I
[V]
I
Q
= 5 mA
C
Q
= 2.2 µF Ceramic
-40
-20
0
t [µs]
40 60
∆ V
Q
[mV]
dIQresponse.vs d
30
5
0
20 80
Ι
Q
[mA]
V
I
= 13.5 V
V
ADJ
= 5 V
C
Q
= 2.2 µF Ceramic
-50