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LT1020(RevC) Ver la hoja de datos (PDF) - Linear Technology

Número de pieza
componentes Descripción
Lista de partido
LT1020
(Rev.:RevC)
Linear
Linear Technology Linear
LT1020 Datasheet PDF : 16 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
LT1020
TYPICAL APPLICATIO S
1 Amp Low Dropout Regulator
VIN
2.2k
3
VIN
2
VOUT
LT1020
11
GND
CL FB
9
10
0.01µF
MJE2955
*
10k* 100k
+
0.001µF
VOUT
5V
220µF
150* 100k
*FOR CURRENT LIMIT 1.5A
MUST HAVE LOW ESR.
SEVERAL 100µF CAPACITORS
CAN BE PARALLELED
SEE LT1129 DATA SHEET FOR 700mA OUTPUT
1020 TA06
Dual Output Regulator
9
GND
8
–INPUT
VIN > 5.2V
3
VIN
VOUT 2
5 COMP
PNP
+INPUT
7
LT1020
REF
OUT
4
COMP FB 11
NPN
6
500k
500k
0.001µF
1M
500k
100k
+
10µF
2N3904
51k
–VIN
0.001µF
+
5V
10µF
–5V REG
1020 TA09 10mA
Maintaining Lowest IQ at Dropout
3
VIN
2
VOUT
LT1020
GND
DROP-
OUT
FB
11
0.001µF
9
13
2N3904*
1M
+
1M
5V
10µF
1M
NC
1020 TA11
*TRANSISTOR USED BECAUSE OF
LOW LEAKAGE CHARACTERISTICS
Dual Output 150mA Regulator
9
GND
8
–INPUT
5 COMP
PNP
+INPUT
7
VIN > 5.2V
3
VIN
LT1020
REF
OUT
4
2
VOUT
COMP FB 11
NPN
6
500k
500k
0.001µF
+
5V
10µF
0.001µF
200k
100k
2N3904
51k*
4.7k
0.0047µF 51k*
2N3904
–VIN
100k
+
10µF
–5V REG
1020 TA10 150mA
*FOR TEMPERATURES GREATER THAN
70°C, REDUCE 51k RESISTORS TO 15k.
IQ WILL INCREASE
Dual Output Positive Regulator
51k
2N2907
12VOUT
6
0.01µF 190k
+
10µF
50k
3 VIN 12.3V
VIN
2
VOUT
LT1020
11
FB
+IN –IN REF GND
78
49
0.001µF 1M
1M
5V
10µF
1020 TA12
10
sn1020 1020fcs

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