LT1020_03 Datasheet, PDF (9/16 Pages) Linear Technology – Micropower Regulator and Comparator

TYPICAL APPLICATIO S
Regulator with Output Voltage Monitor
V_IN
LOGIC
500k ₅
6
LOGIC
OUTPUT
LOGIC OUTPUT GOES LOW WHEN
V_OUT DROPS BY 100mV
3
V_IN
2
V_OUT
LT1020
2.5V
REF
78 4
20k
1M
11
FB
GND
9
5V V_OUT
0.001µF
100k
+
100k
10µF
LOGIC
OUTPUT
1020 TA03
LT1020
Driving Logic with Dropout Detector
LT1020
DROPOUT
500k
TO
2M
3M
1020 TA04
Regulator with Improved Transient Response
V_IN > 5.2V
3
V_IN
LT1020
GND
9
2
V_OUT
11
FB
0.001µF
0.001µF
22k
1M ₊
1M
5V
10µF
1020 TA08
5V Regulator
V_IN > 5.2V
I_Q = 40µA
+
3
V_IN
10µF
2
V_OUT
LT1020
GND
11
FB
9
0.001µF
1M
+
1M
5V
10µF
1020 TA07
Compensating the Comparator As an Op Amp
7₊
5
8_–
6
1M
AT A_V = 100,
SLEW RATE = 0.05V/µs
– 6V/µs
R2
R1
C2
C1
A_V R1
C1
C2 R2
1 33Ω 0.1µF 0.001µF –
10 100Ω 0.047µF – 100k
100 10k 0.002µF –
10k
1020 TA05
sn1020 1020fcs
9