DataSheet.es    


PDF LF442C Data sheet ( Hoja de datos )

Número de pieza LF442C
Descripción LOW POWER JFET INPUT OPERATIONAL AMPLIFIERS
Fabricantes Motorola Semiconductors 
Logotipo Motorola Semiconductors Logotipo



Hay una vista previa y un enlace de descarga de LF442C (archivo pdf) en la parte inferior de esta página.


Total 10 Páginas

No Preview Available ! LF442C Hoja de datos, Descripción, Manual

Low Power JFET Input
Operational Amplifiers
Order this document by LF441C/D
LF441C
LF442C
LF444C
These JFET input operational amplifiers are designed for low power
applications. They feature high input impedance, low input bias current and
low input offset current. Advanced design techniques allow for higher slew
rates, gain bandwidth products and output swing. The LF441C device
provides for the external null adjustment of input offset voltage.
These devices are specified over the commercial temperature range. All
are available in plastic dual in–line and SOIC packages.
Low Supply Current: 200 µA/Amplifier
Low Input Bias Current: 5.0 pA
High Gain Bandwidth: 2.0 MHz
High Slew Rate: 6.0 V/µs
High Input Impedance: 1012
Large Output Voltage Swing: ±14 V
Output Short Circuit Protection
Inputs
Representative Schematic Diagram
(Each Amplifier)
VCC
J1 J2
+
Q3
Q1 Q2
D2
Q4 C1
Q5
Q7
R3 R4
D1
Output
C2
Q6
LOW POWER
JFET INPUT
OPERATIONAL AMPLIFIERS
SEMICONDUCTOR
TECHNICAL DATA
8
1
N SUFFIX
PLASTIC PACKAGE
CASE 626
8
1
D SUFFIX
PLASTIC PACKAGE
CASE 751
(SO–8)
PIN CONNECTIONS
Offset Null 1
2
Inputs
3
VEE 4
+
8 NC
7 VCC
6 Output
5 Offset Null
(Single, Top View)
Output 1 1
8 VCC
Inputs 1
2
1
3+
VEE 4
2
7
6
+5
Output 2
Inputs 2
(Dual, Top View)
R1 R2 R5
1*
5*
*Null adjustment pins for LF441 only.
VEE
+ 5 1.5 k
1
100 k
LF441C input offset voltage
null adjust circuit
VEE
Device
LF441CD
LF441CN
LF442CD
LF442CN
LF444CD
LF444CN
ORDERING INFORMATION
Function
Operating
Temperature Range
Single
Dual
Quad
TA = 0° to +70°C
Package
SO–8
Plastic DIP
SO–8
Plastic DIP
SO–14
Plastic DIP
MOTOROLA ANALOG IC DEVICE DATA
14
1
N SUFFIX
PLASTIC PACKAGE
CASE 646
14
1
D SUFFIX
PLASTIC PACKAGE
CASE 751A
(SO–14)
PIN CONNECTIONS
Output 1 1
2
Inputs 1
3
+
VCC 4
Inputs 2
+
5
6
Output 2 7
1
2
14 Output 4
13
4 12
+
Inputs 4
11 VEE
+
10
3 9
Inputs 3
8 Output 3
(Quad, Top View)
© Motorola, Inc. 1996
Rev 0
1

1 page




LF442C pdf
LF441C LF442C LF444C
Figure 11. Normalized Gain Bandwidth
Product versus Temperature
1.4
VCC = +15 V
1.3 VEE = –15 V
RL = 10 k
1.2 CL = 100 pF
1.1
1.0
0.9
0.8
0.7
0.6
–75 –50 –25 0 25 50 75 100 125
TA, AMBIENT TEMPERATURE (°C)
Figure 12. Open Loop Voltage Gain and
Phase versus Frequency
20 90
Phase
10 135
0
VCC = +15 V
–10
VEE = –15 V
RL = 10 k
CL = 100 pF
–20 TA = 25°C
Gain
0.1 1.0
f, FREQUENCY (MHz)
180
225
270
10
Figure 13. Slew Rate versus Temperature
8.0
7.0
6.0
5.0 VCC = +15 V
VEE = –15 V
RL = 10 k
4.0 AV = +1.0
–75 –50 –25 0 25 50 75 100 125
TA, AMBIENT TEMPERATURE (°C)
Figure 14. Total Output Distortion
versus Frequency
2.5
VCC = +15 V
2.0
VEE = –15 V
TA = 25°C
1.5
1.0
0.5
0
10
AV = 100
AV = 10
100 1.0 k
f, FREQUENCY (Hz)
10 k
100 k
Figure 15. Output Voltage Swing
versus Frequency
30
20
VCC = +15 V
10
VEE = –15 V
RL = 10 k
AV = +1.0
1% THD
TA = 25°C
0
1.0 k
10 k 100 k
f, FREQUENCY (Hz)
1.0 M
Figure 16. Open Loop Voltage
Gain versus Frequency
100
80
60
40
VCC = +15 V
20 VEE = –15 V
RL = 10 k
0 TA = 25°C
0.1 1.0 10
100 1.0 k 10 k 100 k 1.0 M 10 M
f, FREQUENCY (Hz)
MOTOROLA ANALOG IC DEVICE DATA
5

5 Page










PáginasTotal 10 Páginas
PDF Descargar[ Datasheet LF442C.PDF ]




Hoja de datos destacado

Número de piezaDescripciónFabricantes
LF442Dual Low Power JFET Input Operational AmplifierNational Semiconductor
National Semiconductor
LF442LF442 Dual Low Power JFET Input Operational Amplifier (Rev. F)Texas Instruments
Texas Instruments
LF442CLOW POWER JFET INPUT OPERATIONAL AMPLIFIERSMotorola Semiconductors
Motorola Semiconductors
LF442CLOW POWER JFET INPUT OPERATIONAL AMPLIFIERSON Semiconductor
ON Semiconductor

Número de piezaDescripciónFabricantes
SLA6805M

High Voltage 3 phase Motor Driver IC.

Sanken
Sanken
SDC1742

12- and 14-Bit Hybrid Synchro / Resolver-to-Digital Converters.

Analog Devices
Analog Devices


DataSheet.es es una pagina web que funciona como un repositorio de manuales o hoja de datos de muchos de los productos más populares,
permitiéndote verlos en linea o descargarlos en PDF.


DataSheet.es    |   2020   |  Privacy Policy  |  Contacto  |  Buscar