STC78L00 Suntac Electronic, STC78L00 Datasheet - Page 6

• Manufacturer Part Number: STC78L00
• Description: 100 mA Positive Oltage Regulators
• Manufacturer: Suntac Electronic

10,000
1000
4.2
4.0
3.8
3.6
3.4
3.2
3.0
8.0
6.0
4.0
2.0
100
Figure 7. Maximum Average Power Dissipation versus
10
0
0
0
25
0
Ambient Temperature − TO−92 Type Package
STC78L05
MC78L05AC
V
T
STC78L05
R
P
MC78L05AC
V
V
I
out
J
O
D(max)
I
O
qJA
= 25°C
= 10 V
= 40 mA
= 5.0 V
= 5.0 V
Figure 5. Input Bias Current versus
= 200°C/W
Figure 3. Dropout Characteristics
to 25°C = 625 mW
25
I
2.0
O
50
= 40 mA
T
T
A
A
, AMBIENT TEMPERATURE (°C)
Ambient Temperature
, AMBIENT TEMPERATURE (°C)
V
I
O
I
, INPUT VOLTAGE (V)
4.0
= 1.0 mA
50
75
No Heatsink
6.0
75
100
I
O
= 100 mA
8.0
100
125
STC78L00 Series
150
125
10
7
2.5
2.0
1.5
1.0
0.5
5.0
4.0
3.0
2.0
1.0
0
0
0
0
Dropout of Regulation is
defined as when
5.0
V
O
I
Figure 4. Dropout Voltage versus
O
= 2% of V
25
= 40 mA
Figure 6. Input Bias Current
T
10
J
, JUNCTION TEMPERATURE (°C)
Junction Temperature
versus Input Voltage
O
V
I
, INPUT VOLTAGE (V)
15
50
I
O
= 70 mA
STC78L05
MC78L05AC
V
I
T
20
O
out
J
= 40 mA
= 25°C
= 5.0 V
75
25
I
O
= 1.0 mA
30
100
35
125
40