Datasheet

TL783
HIGH-VOLTAGE ADJUSTABLE REGULATOR
SLVS036D – SEPTEMBER 1981 – REVISED AUGUST 1999
11
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
APPLICATION INFORMATION
V
I
= 125 V
TL783
IN OUT
ADJ
1 µF
†
0 to 8 kΩ
10 µF
†
Needed if device is more than 4 inches from filter capacitor
R2
R1
82 Ω
+
+
V
O
V
ref
1
R2
R1
Figure 17. 1.25-V to 115-V Adjustable Regulator
Figure 18. 125-V Short-Circuit-Protected
Off-Line Regulator
10 µF
0.1 µF
IN
OUT
ADJ
R2
8.2 kΩ, 2W
125 V
120 V, 1.5 W
7.5 kΩ, 1 W
V
I
= 145 to 200 V
TIP150
TL783
R1
82 Ω
+
50 µF
82 Ω
+
V
I
= 70 to 125 V
10 Ω
1 kΩ
TIP30C
TIPL762
V
O
= 50 V
at 0.5 A
TL783
3.3 kΩ, 1W
10 kΩ
Figure 19. 50-V Regulator With Current Boost
IN
OUT
ADJ
Figure 20. Adjustable Regulator
With Current Boost and Current Limit
50 µF
+
125 V
10 Ω
1 kΩ
TIPL762
1 Ω
R2
TL783
R1
82 Ω
10 kΩ
IN
OUT
ADJ
V
O
V
ref
1
R2
R1