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LM321

SNOS935C – FEBRUARY 2001 – REVISED DECEMBER 2014

LM321 Low Power Single Operational Amplifier

1 Features

3 Description

The LM321 brings performance and economy to low

1

•

(VCC = 5 V, TA = 25°C. Typical values unless

power systems. With a high unity gain frequency and

specified.)

a specified 0.4-V/µs slew rate, the quiescent current

•

Gain-Bandwidth Product 1 MHz

is only 430-µA/amplifier (5 V). The input common

•

Low Supply Current 430 µA

mode range includes ground and therefore the device

is able to operate in single supply applications as well

•

Low Input Bias Current 45 nA

as in dual supply applications. It is also capable of

•

Wide Supply Voltage Range 3 V to 32 V

comfortably driving large capacitive loads.

•

Stable With High Capacitive Loads

The LM321 is available in the SOT-23 package.

•

Single Version of LM324

Overall the LM321 is a low power, wide supply range

performance

operational

amplifier

that

can

be

2 Applications

designed into a wide range of applications at an

economical price without sacrificing valuable board

•

Chargers

space.

•

Power Supplies

•

Industrial: Controls, Instruments

Device Information(1)

•

Desktops

PART NUMBER

PACKAGE

BODY SIZE (NOM)

•

Communications Infrastructure

LM321

SOT (5)

2.90 mm × 1.60 mm

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

the end of the datasheet.

Simplified Schematic

1

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.