mc33269st ON Semiconductor, mc33269st Datasheet - Page 4

• Manufacturer Part Number: mc33269st
• Description: 800 Ma, Adjustable Output, Low Dropout Voltage Regulator
• Manufacturer: ON Semiconductor

1060
1020
1100
980
940
900
1.5
1.3
1.1
0.9
0.7
0.5
70
60
50
40
30
20
-55
0.1
0
T
A
= 25°C
V
I
T
L
A
in
-25
Figure 6. MC33269 Ripple Rejection
= 800 mA
= 25°C
= V
Figure 2. Dropout Voltage versus
200
O
+ 3.0 V
Figure 4. Dropout Voltage
I
O
T
, OUTPUT LOAD CURRENT (mA)
A
Output Load Current
0
, AMBIENT TEMPERATURE (°C)
versus Temperature
V
1.0
versus Frequency
O
= 12 V
f, FREQUENCY (kHz)
400
25
50
600
10
T
T
V
A
A
O
75
= -40°C
= 125°C
= 3.3 V or 5.0 V
I
800
O
= 800 mA
100
http://onsemi.com
1000
100
125
4
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
70
60
50
40
30
20
0
0.1
Figure 5. MC33269−XX Output DC Current versus
0
Figure 7. MC33269−ADJ Ripple Rejection
Figure 3. Transient Load Regulation
2.0
V
V
I
C
T
L
A
in
out
Adj
= 800 mA
INPUT-OUTPUT VOLTAGE DIFFERENTIAL (V)
Input−Output Differential Voltage
= 25°C
= 8.0 V
= 5.0 V
= 22 mF
4.0
1.0
versus Frequency
6.0
f, FREQUENCY (kHz)
20 ms/DIV
T
MC33269D-XX
L = 25 mm Copper
A
= 25°C
8.0
C
C
V
Preload = 0.1 A
in
in
O
10
= 10 mF
= 10 mF Tantalum
= V
10
O
+ 3.0 V
12
14
100
mV/Div
0.5 A
0 A
100
16