LM318M

Name: LM318M
Brand: Texas Instruments
Availability: InStock
Rating: 4.5 (10 reviews)
Author: Lisleapex

The op amp provides high-performance amplification for various electronic applications

7,420 Effective Inventory

LM318M

Effective Inventory7,420

The op amp provides high-performance amplification for various electronic applications

Manufacturer Part # : LM318M
Package/Case: SOIC (D)-8
Brand: Texas Instruments
Product Categories : Instrumentation, OP Amps, Buffer Amps
Series : LM318

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LM318M DataSheet

Pricing (USD)

Quantity	Unit Price	Ext. Price
1	$1.070	$1.07
200	$0.414	$82.80
500	$0.399	$199.50
1000	$0.392	$392.00

These prices are subject to market fluctuations, and a quote submission is required to obtain the latest prices.

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LM318M Details

The LM318M is an operational amplifier from Texas Instruments, designed for amplifying small signals with high open-loop gain. This op-amp offers limited open-loop gain only by the supply voltage, making it ideal for many applications. It features a wide supply range of ±5V to ±20V and low input offset voltage of 200 µV.

Key Features

High Open-Loop Gain: Offers high open-loop gain limited only by the supply voltage.
Wide Supply Range: Operates over a wide supply range of ±5V to ±20V, making it suitable for many applications.
Low Input Offset Voltage: Features low input offset voltage of 200 µV.
High-Speed Op-Amp: Offers high-speed operation with unity-gain bandwidth up to 15 MHz.
Low Input Bias Current: Has a low input bias current and slew rate of 50 V/µs, making it suitable for many applications.

Applications

The LM318M is suitable for various applications where high open-loop gain and wide supply range are required. Some examples include:

Amplifiers
Filters
Preamplifiers
Instrumentation amplifiers

Where to Use

The LM318M can be used in a wide range of applications where high open-loop gain and low input offset voltage are required. It is suitable for systems that require amplification, filtering, or instrumentation.

How to Use

To use the LM318M, connect it to your circuit as an operational amplifier. Ensure proper power supply connections to VCC and GND. Use the op-amp's input pins to control and monitor signal amplification.

Application Circuit

The application circuit diagram for the LM318M illustrates how to connect it to a circuit as an operational amplifier. It includes connections for power supply, ground, and input/output signals, ensuring proper operation and signal amplification.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Complementary

The LM318M can be complemented by other Texas Instruments operational amplifiers that offer similar features and performance. When selecting complementary op-amps, ensure that their specifications align with your specific application requirements for optimal performance and compatibility.

Frequently Asked Questions

Q: What is the maximum unity-gain bandwidth of the LM318M?

A: The LM318M has a maximum unity-gain bandwidth of 15 MHz. For more details, refer to the datasheet for specific operating conditions and limitations.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Number of channels	1	Total supply voltage (+5 V = 5, ±5 V = 10) (max) (V)	40
Total supply voltage (+5 V = 5, ±5 V = 10) (min) (V)	10	Rail-to-rail	No
GBW (typ) (MHz)	15	Slew rate (typ) (V/µs)	70
Vos (offset voltage at 25°C) (max) (mV)	10	Iq per channel (typ) (mA)	4.5
Vn at 1 kHz (typ) (nV√Hz)	15	Rating	Catalog
Operating temperature range (°C)	0 to 70	Offset drift (typ) (µV/°C)	6
Input bias current (max) (pA)	500000	CMRR (typ) (dB)	100
Iout (typ) (A)	0.02	Architecture	Bipolar
Input common mode headroom (to negative supply) (typ) (V)	3.5	Input common mode headroom (to positive supply) (typ) (V)	-3.5
Output swing headroom (to negative supply) (typ) (V)	2	Output swing headroom (to positive supply) (typ) (V)	-2

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification LM318M PDF Download

FAQs

What is LM318M?

The LM318M is a high-speed, high-output-current operational amplifier designed by Texas Instruments. It is ideal for applications requiring high-speed signal processing, such as data acquisition systems, video amplifiers, and high-frequency signal conditioning.

How Does LM318M Work?

The LM318M operates as a high-speed operational amplifier with a high slew rate and output current capability. It amplifies input signals with high accuracy and speed, making it suitable for applications where fast response and high bandwidth are essential. The amplifier features a wide bandwidth and low input bias current, enabling high-performance signal processing.

How Many Pins does LM318M have and What are the Functions of the Pinout Configuration?

The LM318M is housed in an 8-lead SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:

V+: Positive power supply pin.
V-: Negative power supply pin.
IN-: Inverting input pin.
IN+: Non-inverting input pin.
OUT: Output pin.
NC: No connection pin.

What are the Pros and Cons of LM318M?

Pros:

High-Speed Performance: Offers high slew rate and wide bandwidth for fast signal processing.
High Output Current: Capable of driving loads with high output current.
Low Input Bias Current: Suitable for applications requiring high input impedance.
Stable and Reliable: Provides stable operation in various operating conditions.
Industry Standard: Widely used and well-established in the industry.

Cons:

Power Consumption: Consumes more power compared to low-power alternatives.
Noise Performance: May exhibit higher noise levels in certain applications.
External Components: May require additional external components for specific applications.

Are There Any Equivalents/Alternatives to LM318M for Recommendation?

The LM6172 from Texas Instruments is a high-speed operational amplifier with similar performance characteristics.
Alternatives to the LM318M include the AD844 from Analog Devices and the OP275 from Analog Devices.