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LM8272

SNOS515F –OCTOBER 2000–REVISED AUGUST 2015

LM8272 Dual RRIO, High Output Current & Unlimited Cap Load

Op Amp in Miniature Package

1 Features 3 Description

The LM8272 is a Rail-to-Rail input and output Op

= 12V, T

= 25°C, Typical values unless

Amp which can operate with a wide supply voltage

specified).

range. This device has high output current drive,

• GBWP 15MHz

greater than Rail-to-Rail input common mode voltage

• Wide supply voltage range 2.5 V to 24 V

range, and unlimited capacitive load drive capability,

while requiring only 0.95mA/channel supply current. It

• Slew rate 15 V/µs

is specifically designed to handle the requirements of

• Supply current/channel 0.95 mA

flat panel TFT panel V

COM

driver applications as well

• Cap load tolerance Unlimited

as being suitable for other low power and medium

speed applications which require ease of use and

• Output short circuit current ±13 0mA

enhanced performance over existing devices.

• Output current (1 V from rails) ±65 mA

Greater than Rail-to-Rail input common mode voltage

• Input common mode voltage 0.3 V beyond rails

range with 50 dB of Common Mode Rejection allows

• Input voltage noise 15 nV/√Hz

high side and low side sensing among many

• Input current noise 1.4 pA/√Hz

applications without concerns for exceeding the range

and with no compromise in accuracy. An

2 Applications

exceptionally wide operating supply voltage range of

2.5 V to 24 V removes any concerns over

• TFT-LCD flat panel V

COM

driver

functionality under extreme conditions and offers

• A/D converter buffer

flexibility of use in multitude of applications. In

• High side/low side sensing

addition, most device parameters are insensitive to

power supply variations. This design enhancement is

• Headphone amplifier

yet another step in simplifying its usage.

The LM8272 is offered in the 8-pin VSSOP package.

Device Information

(1)

PART NUMBER PACKAGE BODY SIZE (NOM)

LM8272 VSSOP (8) 3.00 mm × 3.00 mm

(1) For all available packages, see the orderable addendum at

the end of the datasheet.

Large Signal Step Response

Simplified Schematic

for Various Cap. Load

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.

LM8272

SNOS515F –OCTOBER 2000–REVISED AUGUST 2015

www.ti.com

Table of Contents

A) Input Stage:......................................................... 14

1 Features.................................................................. 1

7.2 B) Output Stage: ..................................................... 15

2 Applications ........................................................... 1

7.3 C) Output Voltage Swing Close to V

−

:.................... 15

3 Description ............................................................. 1

7.4 Driving Capactive Loads:........................................ 16

4 Revision History..................................................... 2

7.5 Estimating the Output Voltage Swing ..................... 16

5 Pin Configuration and Functions......................... 3

7.6 Output Short Circuit Current and Dissipation

6 Specifications......................................................... 4

Issues:...................................................................... 17

6.1 Absolute Maximum Ratings ...................................... 4

7.7 Other Application Hints: .......................................... 18

6.2 ESD Ratings.............................................................. 4

7.8 LM8272 Advantages: .............................................. 18

6.3 Recommended Operating Conditions....................... 4

8 Device and Documentation Support.................. 19

6.4 Thermal Information.................................................. 4

8.1 Community Resources............................................ 19

6.5 5V Electrical Characteristics ..................................... 5

8.2 Trademarks............................................................. 19

6.6 12V Electrical Characteristics ................................... 6

8.3 Electrostatic Discharge Caution.............................. 19

6.7 Typical Performance Characteristics ........................ 8

8.4 Glossary.................................................................. 19

7 Application and Implementation ........................ 14

9 Mechanical, Packaging, and Orderable

7.1 Block Diagram and Operational Description

Information ........................................................... 19

4 Revision History

NOTE: Page numbers for previous revisions may differ from page numbers in the current version.

Changes from Revision E (August 2014) to Revision F Page

• Changed pin 5 From: -IN B To: +IN B Non-Inverting Input B in the Pin Functions table....................................................... 3

• Changed pin 6 From: +IN B To: -IN B Inverting Input B in the Pin Functions table............................................................... 3

• Moved "Storage temperature range" to the Absolute Maximum Ratings

(1)(2)

........................................................................ 4

• Changed Handling Ratings To: ESD Ratings ........................................................................................................................ 4

Changes from Revision D (March 2013) to Revision E Page

• Changed data sheet structure and organization. Added, updated, or renamed the following sections: Device

Information Table, Application and Implementation; Power Supply Recommendations; Mechanical, Packaging, and

Ordering Information. ............................................................................................................................................................. 1

• Deleted T

= 25°C................................................................................................................................................................... 5

• Deleted T

= 25°C .................................................................................................................................................................. 6

Changes from Revision C (March 2013) to Revision D Page

• Changed layout of National Data Sheet to TI format ........................................................................................................... 18

Product Folder Links: LM8272

LM8272

www.ti.com

SNOS515F –OCTOBER 2000–REVISED AUGUST 2015

5 Pin Configuration and Functions

8-Pin VSSOP

Top View

Pin Functions

I/O DESCRIPTION

NUMBER NAME

1 OUT A O Output A

2 -IN A I Inverting Input A

3 +IN A I Non-Inverting Input A

4 V- I Negative Supply

5 +IN B I Non-Inverting Input B

6 -IN B I Inverting Input B

7 OUT B O Output B

8 V+ I Positive Supply

Product Folder Links: LM8272

Part #	LM8272MM
Description	OP Amp Dual GP R-R I/O Â±12V/24V 8-Pin VSSOP T/R
Category	IC
Availability	Out of Stock
Qty	0

LM8272MM

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