STC78L00 Datasheet, PDF (6/7 Pages) Suntac Electronic Corp. – 100 mA Positive oltage Regulators

STC78L00 Series
8.0
SMTCC7788L0L50A5C
V_out = 5.0 V
6.0 T_J = 25°C
4.0
I_O = 1.0 mA
I_O = 40 mA
2.0
I_O = 100 mA
0
0
2.0
4.0
6.0
8.0
10
V_I, INPUT VOLTAGE (V)
Figure 3. Dropout Characteristics
2.5
I_O = 70 mA
2.0
1.5
1.0
I_O = 40 mA
0.5
Dropout of Regulation is
defined as when
V_O = 2% of V_O
I_O = 1.0 mA
0
0
25
50
75
100
125
T_J, JUNCTION TEMPERATURE (°C)
Figure 4. Dropout Voltage versus
Junction Temperature
4.2
4.0
3.8
3.6
3.4
3.2 S_MT_CC₇7₈8_LL₀₅0_A5_C
V_I = 10 V
3.0 V_O= 5.0 V
I_O = 40 mA
0
0
25
50
75
100
125
T_A, AMBIENT TEMPERATURE (°C)
Figure 5. Input Bias Current versus
Ambient Temperature
5.0
4.0
3.0
S^MT^CC⁷7⁸8^LL⁰⁵0^A5^C
V_out = 5.0 V
I_O = 40 mA
2.0
T_J = 25°C
1.0
0
0
5.0 10
15 20 25 30 35 40
V_I, INPUT VOLTAGE (V)
Figure 6. Input Bias Current
versus Input Voltage
10,000
1000
No Heatsink
100
R_qJA = 200°C/W
P_D(max) to 25°C = 625 mW
10
25
50
75
100
125
150
T_A, AMBIENT TEMPERATURE (°C)
Figure 7. Maximum Average Power Dissipation versus
Ambient Temperature − TO−92 Type Package
7