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STC79L00 Datasheet, PDF (6/6 Pages) Suntac Electronic Corp. – 100 mA Negative Voltage Regulators | |||
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STC79L00 Series
8.0
MSTCC797L90L50C5
6.0
VO = â5.0 V
TJ = 25°C
4.0
2.0
TYPICAL CHARACTERISTICS
(TA = +25°C, unless otherwise noted.)
â2.5
IO = 1.0 mA
IO = 100 mA
IO = 40 mA
â2.0
IO = 70 mA
â1.5
â1.0
Dropout of Regulation is
defined when
â0.5 DVO = 2% of VO
IO = 1.0 mA
IO = 40 mA
0
0
â2.0
â4.0
â6.0
â0.8
â10
Vin, INPUT VOLTAGE (V)
Figure 4. Dropout Characteristics
0
0
25
50
75
100
125
TJ, JUNCTION TEMPERATURE (°C)
Figure 5. Dropout Voltage versus
Junction Temperature
4.2
4.0
3.8
3.6
3.4
3.2
SMTCC7799L0L50C5
Vin = â10 V
VO = â5.0 V
3.0 IO = 40 mA
0
0
25
50
75
100
125
TA, AMBIENT TEMPERATURE (°C)
Figure 6. Input Bias Current versus
Ambient Temperature
5.0
4.0
3.0
SMTCC7799LL050C5
VO = â5.0 V
2.0
IO = 40 mA
1.0
0
0 â5.0 â10 â15 â20 â25 â30 â35 â40
Vin, INPUT VOLTAGE (V)
Figure 7. Input Bias Current versus
Input Voltage
10,000
1,000
No Heatsink
100
RqJA = 200°C/W
PD(max) to 25°C = 625 mW
10
25
50
75
100
125
150
TA, AMBIENT TEMPERATURE (°C)
Figure 8. Maximum Average Power Dissipation
versus Ambient Temperature (TOâ92)
7
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