LMR342FVJ Datasheet, PDF (1/22 Pages) Rohm – Low Supply Current Ground Sense CMOS Operational Amplifier

Datasheet
Operational Amplifiers
Low Supply Current
Ground Sense CMOS Operational Amplifier
LMR342FVJ
General Description
LMR342FVJ is a dual channel CMOS Op-Amp.
It is suitable for the application of battery equipment by
low supply voltage operation and low supply current.
Low Input bias current is 1pA(Typ) by MOS-FET input
stage. It is capable to use for sensor amplifier.
Features
 Low Operating Supply Voltage
 Input Ground Sense, Output Full Swing
 High Large Signal Voltage Gain
 Low Input Bias Current
 Low Supply Current
 Low Input Offset Voltage
Applications
 Sensor Amplifier
 Buffer
 Active Filter
 Battery Equipment
Simplified Schematic
VDD
Key Specifications
 Operating Supply Voltage Range (Single Supply):
+2.7V to +5.0V
 Voltage Gain (RL=2kΩ):
103dB(Typ)
 Temperature Range:
-40°C to +85°C
 Input Offset Voltage(Ta=25°C):
4mV (Max)
 Input Bias Current:
1pA (Typ)
Package
TSSOP-B8J
W(Typ) x D(Typ) x H(Max)
3.00mm x 4.90mm x 1.10mm
V_BIAS1
+IN
Class AB
Control
OUT
-IN
V_{BI AS 2}
GND
Figure 1. Simplified Schematic (One channel only)
○Product structure：Silicon monolithic integrated circuit ○This product is not designed protection against radioactive rays.
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TSZ02201-0RAR1G200670-1-2
2.JUL.2013 Rev.001