L7805C

Manufacturer Part NumberL7805C
DescriptionPositive voltage regulators
ManufacturerSTMicroelectronics
L7805C datasheet
 


1
Page 1
2
Page 2
3
Page 3
4
Page 4
5
Page 5
6
Page 6
7
Page 7
8
Page 8
9
Page 9
10
Page 10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
Page 10/57

Download datasheet (2Mb)Embed
PrevNext
Electrical characteristics
V
= 10 V, I
= 1 A, T
I
O
otherwise specified.
Table 5.
Electrical characteristics of L7805A
Symbol
Parameter
V
Output voltage
O
V
Output voltage
O
V
Output voltage
O
ΔV
(1)
Line regulation
O
(1)
ΔV
Load regulation
O
I
Quiescent current
q
ΔI
Quiescent current change
q
SVR
Supply voltage rejection
V
Dropout voltage
d
eN
Output noise voltage
R
Output resistance
O
I
Short circuit current
sc
I
Short circuit peak current
scp
ΔV
/ΔT
Output voltage drift
O
1. Load and line regulation are specified at constant junction temperature. Changes in V
taken into account separately. Pulse testing with low duty cycle is used.
10/57
= 0 to 125 °C (L7805AC), T
J
J
Test conditions
T
= 25°C
J
I
= 5 mA to 1 A, V
= 7.5 to 18 V
O
I
I
= 1 A, V
= 18 to 20 V, T
= 25°C
O
I
J
V
= 7.5 to 25 V, I
= 500 mA, T
I
O
V
= 8 to 12 V
I
V
= 8 to 12 V, T
= 25°C
I
J
V
= 7.3 to 20 V, T
= 25°C
I
J
I
= 5 mA to 1 A
O
I
= 5 mA to 1.5 A, T
= 25°C
O
J
I
= 250 to 750 mA
O
T
= 25°C
J
V
= 8 to 23 V, I
= 500 mA
I
O
V
= 7.5 to 20 V, T
= 25°C
I
J
I
= 5 mA to 1 A
O
V
= 8 to 18 V, f = 120 Hz, I
= 500 mA
I
O
I
= 1 A, T
= 25°C
O
J
T
= 25°C, B =10 Hz to 100 kHz
A
f = 1 kHz
V
= 35 V, T
= 25°C
I
A
T
= 25°C
J
Doc ID 2143 Rev 26
L78xx, L78xxC, L78xxAB, L78xxAC
= -40 to 125 °C (L7805AB), unless
Min.
Typ.
Max.
4.9
5
5.1
4.8
5
5.2
4.8
5
5.2
= 25°C
7
50
J
10
50
2
25
7
50
25
100
30
100
8
50
4.3
6
6
0.8
0.8
0.5
68
2
10
17
0.2
2.2
-1.1
due to heating effects must be
O
Unit
V
V
V
mV
mV
mV
mV
mV
V
V
mA
mA
mA
mA
mA
dB
V
µV/V
O
A
A
mV/°C