TL783C_07 Datasheet, PDF (8/15 Pages) Texas Instruments – HIGH-VOLTAGE ADJUSTABLE REGULATOR

TL783C, TL783Y
HIGH-VOLTAGE ADJUSTABLE REGULATOR
SLVS036C – SEPTEMBER 1981 – REVISED APRIL 1997
TYPICAL CHARACTERISTICS
INPUT CURRENT AT ADJ
vs
VIRTUAL JUNCTION TEMPERATURE
90
VI = 25 V
VO = Vref
IO = 500 mA
88
DROPOUT VOLTAGE
vs
VIRTUAL JUNCTION TEMPERATURE
25
∆VO = 100 mV
20
86
84
82
80
0
25
50
75
100
125
TJ – Virtual Junction Temperature – °C
Figure 11
OUTPUT VOLTAGE DEVIATION
vs
VIRTUAL JUNCTION TEMPERATURE
0
VI = 25 V
VO = 5 V
IO = 15 mA to 700 mA
–0.1
–0.2
–0.3
–0.4
–0.5
0
25
50
75 100 125 150
TJ – Virtual Junction Temperature – °C
Figure 13
15
IO = 700 mA
IO = 600 mA
10
IO = 500 mA
IO = 250 mA
5
IO = 100 mA
IO = 15 mA
0
–75 –50 –25 0 25 50 75 100 125
TJ – Virtual Junction Temperature – °C
Figure 12
OUTPUT CURRENT^†
vs
INPUT VOLTAGE
12
10
TC = 0°C
8
TC = 25°C
6
TC = 125°C
4
2
0
0
25
50
75
100
125
VI – Input Voltage – V
† _{This is the minimum current required to maintain voltage}
regulation.
Figure 14
8
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