TL783 Datasheet, PDF (12/13 Pages) Texas Instruments – HIGH-VOLTAGE ADJUSTABLE REGULATOR

TL783
HIGH-VOLTAGE ADJUSTABLE REGULATOR
SLVS036E – SEPTEMBER 1981 – REVISED FEBRUARY 2000
APPLICATION INFORMATION
VI
VI
Load
TL783
+I
V_ref
R
IN
OUT
ADJ
R
1 µF
TL783
IN
OUT
ADJ
R
+I
V_ref
R
Load
Figure 21. Current-Sinking Regulator
1 µF
VCC
TL783
IN
OUT
ADJ
OUTPUT
82 Ω
V+
R2
–
INPUT
+ _TL081
V–
+ ǒ ) Ǔ V_OFFSET
V_ref I
R2
82
Figure 23. High-Voltage Unity-Gain Offset Amplifier
Figure 22. Current-Sourcing Regulator
VI = 90 V
TL783
IN
OUT
ADJ
TL783
IN
OUT
ADJ
6.25 Ω
82 Ω
3.9 kΩ
48 V
Figure 24. 48-V, 200-mA Float Charger
12
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