LF155_16 Datasheet, PDF (2/43 Pages) Texas Instruments – JFET Input Operational Amplifiers

LF155, LF156, LF256, LF257
LF355, LF356, LF357
SNOSBH0D – MAY 2000 – REVISED NOVEMBER 2015
www.ti.com
Table of Contents
1 Features .................................................................. 1
2 Applications ........................................................... 1
3 Description ............................................................. 1
4 Revision History..................................................... 2
5 Pin Configuration and Functions ......................... 3
6 Specifications......................................................... 4
6.1 Absolute Maximum Ratings ...................................... 4
6.2 ESD Ratings.............................................................. 4
6.3 Recommended Operating Conditions....................... 4
6.4 Thermal Information .................................................. 5
6.5 AC Electrical Characteristics, T_A = T_J = 25°C, V_S =
±15 V.......................................................................... 5
6.6 DC Electrical Characteristics, T_A = T_J = 25°C, V_S =
±15 V.......................................................................... 6
6.7 DC Electrical Characteristics .................................... 6
6.8 Power Dissipation Ratings ........................................ 7
6.9 Typical Characteristics .............................................. 8
7 Detailed Description ............................................ 14
7.1 Overview ................................................................. 14
7.2 Functional Block Diagram ....................................... 15
7.3 Feature Description................................................. 16
7.4 Device Functional Modes........................................ 16
8 Application and Implementation ........................ 17
8.1 Application Information............................................ 17
8.2 Typical Application .................................................. 18
8.3 System Examples ................................................... 20
9 Power Supply Recommendations...................... 33
10 Layout................................................................... 33
10.1 Layout Guidelines ................................................. 33
10.2 Layout Example .................................................... 34
11 Device and Documentation Support ................. 35
11.1 Related Links ........................................................ 35
11.2 Community Resources.......................................... 35
11.3 Trademarks ........................................................... 35
11.4 Electrostatic Discharge Caution ............................ 35
11.5 Glossary ................................................................ 35
12 Mechanical, Packaging, and Orderable
Information ........................................................... 35
4 Revision History
NOTE: Page numbers for previous revisions may differ from page numbers in the current version.
Changes from Revision C (March 2013) to Revision D
Page
• Added Pin Configuration and Functions section, ESD Ratings table, Thermal Information table, Feature Description
section, Device Functional Modes, Application and Implementation section, Power Supply Recommendations
section, Layout section, Device and Documentation Support section, and Mechanical, Packaging, and Orderable
Information section ................................................................................................................................................................ 1
• Removed T_HIGH parameter as it is redundant to T_A maximum ............................................................................................... 4
Changes from Revision B (March 2013) to Revision C
Page
• Changed layout of National Data Sheet to TI format ........................................................................................................... 31
2
Submit Documentation Feedback
LF156 LF256 LF356
Copyright © 2000–2015, Texas Instruments Incorporated