TL783 Datasheet, PDF (11/13 Pages) Texas Instruments – HIGH-VOLTAGE ADJUSTABLE REGULATOR

TL783
HIGH-VOLTAGE ADJUSTABLE REGULATOR
SLVS036E – SEPTEMBER 1981 – REVISED FEBRUARY 2000
APPLICATION INFORMATION
VI = 145 to 200 V
VI = 125 V
1 µF^†
TL783
ǒ Ǔ + ) V_O
V_ref 1
R2
R1
IN
+
ADJ
OUT
R1
82 Ω
R2
0 to 8 kΩ
+
10 µF
0.1 µF
TIP150
7.5 kΩ, 1 W
IN
OUT
ADJ
TL783
120 V, 1.5 W
R1
82 Ω
125 V
R2
8.2 kΩ, 2W
+
10 µF
† _{Needed if device is more than 4 inches from filter capacitor}
Figure 17. 1.25-V to 115-V Adjustable Regulator
Figure 18. 125-V Short-Circuit-Protected
Off-Line Regulator
VI = 70 to 125 V
10 Ω
TIP30C
1 kΩ
TL783
IN
OUT
ADJ
10 kΩ
82 Ω
3.3 kΩ, 1W
TIPL762
VO = 50 V
at 0.5 A
+
50 µF
Figure 19. 50-V Regulator With Current Boost
125 V
1Ω
10 Ω
1 kΩ
TL783
IN
OUT
ADJ
10 kΩ
R1
82 Ω
R2
TIPL762
ǒ Ǔ + ) V_O
V_ref 1
R2
R1
+
50 µF
Figure 20. Adjustable Regulator
With Current Boost and Current Limit
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