LT1120 Linear Technology, LT1120 Datasheet - Page 8

• Manufacturer Part Number: LT1120
• Description: Micropower Regulator with Comparator and Shutdown
• Manufacturer: Linear Technology

LT1120
TYPICAL APPLICATIO S
8
Compensating the Comparator as an Op Amp
100
Av
10
1
R2
6
8
–
+
100
33
10k
R1
1M
C2
LOGIC OUTPUT GOES LOW WHEN V
7
LOGIC
0.047 F
0.002 F
0.1 F
C1
R1
OUTPUT
50 A
AT Av = 100,
SLEW RATE = +0.05V/ s
C1
LOGIC
5V
0.001 F
U
500k
C2
—
—
7
–6V/ s
LT1120
1120 TA04
100k
Regulator with Output Voltage Monitor
10k
R2
—
OUT
DROPS BY 100mV
–
+
REF
6
V
IN
5
GND
1
* FOR CURRENT LIMIT 1.5A
†
–INPUT 8
MUST HAVE LOW ESR. SEVERAL 100 F CAPACITORS CAN BE PARALLELED.
V
OUT
FB
LT1120
GND
V
IN
4
2
5
1
2.2k
V
OUT
FB
0.001 F
4
2
1A Low Dropout Regulator
150 *
*
98k
2k
100k
+
10k*
1120 TA03
10 F
V
V
5V
IN
OUT
MJE2955
100k
100k
0.001 F
+
1120 TA05
220 F
V
5V
OUT
†