TL783_12 Datasheet, PDF (10/20 Pages) Texas Instruments – HIGH-VOLTAGE ADJUSTABLE REGULATOR

TL783
SLVS036M – SEPTEMBER 1981 – REVISED APRIL 2008 ............................................................................................................................................... www.ti.com
APPLICATION INFORMATION
V_I = 125 V
1 µF
(see Note A)
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
V_I = 145 to 200 V
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
A. Needed if device is more than 4 inches from
filter capacitor
Figure 17. 1.25-V to 115-V Adjustable Regulator
V_I = 70 to 125 V
10 Ω
TIP30C
1 kΩ
TL783
IN
OUT
ADJ
10 kΩ
82 Ω
3.3 kΩ, 1W
TIPL762
V_O = 50 V
at 0.5 A
+
50 µF
Figure 19. 50-V Regulator With Current Boost
Figure 18. 125-V Short-Circuit-Protected Off-Line
Regulator
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
10
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