LT1036_15 Datasheet, PDF (8/12 Pages) Linear Technology – Logic Controlled Regulator

LT1036
TYPICAL APPLICATIO S
First-On, Last-Off Sequencing
First-On, First-Off Sequencing
V_IN
IN
OUT
LT1036
12V
“FIRST ON”
EN _GND AUX
5V
R4
R1
150k
10k
t_ON (1) = 50ms
t_ON (2) = 150ms
R2
2.2k
R3
+
1k
50µF
IN
OUT
LT1036
EN _GND AUX
12V
5V
R5
150k
OFF ON
V_IN
IN
OUT
LT1036
“FIRST ON”
EN _GND AUX
12V
5V
ON OFF
IN
OUT
LT1036
EN _GND AUX
R4
150k _R2
4.7k
t_ON (1) = 100ms
t_ON (2) = 200ms
R3
1k
+
100µF
R5
1k
R1
1k
12V
5V
R6
150k
LT1036M/1036C • TA06
Line Dropout Detector
LT1036M/1036C • TA07
TO SECONDARY
OF AC POWER
TRANSFORMER
18k
1N4148(4)
4N46
TRIP SET
500k
0.1µF
2k
3k
TO FILTERED
RAW DC
IN
OUT
LT1036
EN _GND AUX
8
3_–
3.3k
7
LT1011
2₊
1
4
12V
5V AUXILIARY
DROPOUT
SIGNAL
LT1036M/1036C • TA08
V_IN
17.5VDC
TO 30VDC
2N6667
Low Dissipation Regulator
27k
1mH*
15.5V
+
1k
1N4003
6000µF
3.5V DC UNDER
ALL CONDITIONS
5 _{VIN LT10356 VOUT} 1 ₊
AUX EN GND
4
2
3
12V
OUTPUT
10µF
3.9k
1k
1000pF
10.5k
150k
8
2
7
LT1011
COMPARATOR
3
1
4
5k
OUTPUT
CONTROL
LOGIC
*DALE TD-5
THIS CIRCUIT IS DESIGNED TO
REDUCE POWER DISSIPATION
IN THE LT1036 OVER A
5k ^{90VAC–140VAC INPUT RANGE}
LT1036M/1036C • TA09
8
Optocoupled Output Control
V_IN
IN
OUT
12V
LT1036
EN _GND AUX
5V
R
COUPLER “ON” = OUTPUT “ON”
SELECT R DEPENDING UPON THE
ON-RESITANCE OF THE OPTOCOUPLER
LT1036M/1036C • TA10
1036fb