7805A
Characteristics Curve
Ripple Rejection
70
60
3- Terminal Positive Voltage Regulators
Current Cut-off Grid Voltage
Vout
Ripple Rejection (dB)
.
.
40
30
20
10
0
10
100
1000
10000
100000
1000000
V
in
=(4.5+V
out(ic)
)V
DC
+3.5V
rms
I
out
=50mA
T
j
=25
o
C
Output Voltage (V)
50
V
in
=V
out(ic)
+5V
o
T
j
=25 C
0
0.5
1
1.5
2
2.5
3
Frequency (Hz)
Output Current (A)
Worst Case Power Dissipation
2500
Output Voltage as a Function of Junction
Temperature
V
in
=V
out(ic)
+5V
I
out
=5mA
2000
Output Current (mA)
1500
1000
With 72
o
C/W Heat Sink
Heat Sink Size: 50*50*2 mm
500
Free Air
0
0
5
10
15
20
25
30
35
Output Voltage (V)
0
50
100
Differential (V) Vinput-Voutput Voltage(V)
Junction Temperature ( C)
o
150
200
Load Transient Response
3
2.5
1.0
0.5
0
Load Current (A)
Voltage Range
V
out
Output Voltage Deviion (V)
.
.
2
1.5
1
0.5
0
-0.5
-1
0
5
10
15
20
25
30
35
40
45
50
V
in
=V
out(ic)
+5V
T
j
=25
o
C
V
output
(V)
I
out
=50mA
0
5
10
15
20
25
30
35
Time (us)
V
input
-V
output
(V)
4
WINGS [ WING SHING COMPUTER COMPONENTS ]
