LT1083 Datasheet, PDF (10/12 Pages) Linear Technology – 3A, 5A, 7.5A Low Dropout Positive Fixed Regulators

LT1083/84/85 Fixed
TYPICAL APPLICATIONS
Paralleling Regulators
V_IN
IN LT1083-5 OUT
GND
IN LT1083-5 OUT
GND
2 FEET #18 WIRE*
0.015Ω
V_OUT = 5V
I_OUT = 0A TO 15A
*THE #18 WIRE ACTS
AS BALLAST RESISTANCE
INSURING CURRENT SHARING
BETWEEN BOTH DEVICES
LT1083/4/5 TA04
T1
TRIAD
F-269U
110VAC
1N4003
C30B
20Ω
20Ω
C30B
1N4003
T2
3
4
12
1µF 560Ω
7.5A Regulator
L
1MH
1N4003
+ _C1
50,000µF
IN LT1083-12 OUT
GND
LT1004-1.2
12V
0A TO 7.5A
+
100µF
1N914
16k*
16k*
15V
82k
15k
8
2₊
–15V
4
200k
11k*
7
LT1011
10k
1N4148
3^– ₁
0.1µF
NC
15V
100pF
*1% FILM RESISTOR
L-DALE TO-5 TYPE
T2-STANCOR 11Z-2003
–15V ⁸
4
7
LT1011
1
REGULATOR WITH SCR PREREGULATOR TO
LOWER POWER DISSIPATION. ABOUT 1.7V
DIFFERENTIAL IS MAINTAINED ACROSS THE
LT1083 INDEPENDENT OF LOAD CURRENT.
2N3904
3
1
8
3
2
10k
6
LM301A
2
7
15k
4
15V _–15V
15V
1µF
LT1083/4/5 TA05
11k*
10