LM837MX

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LM837MX

IC OPAMP GP 4 CIRCUIT 14SOIC

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Spécifications

Part Status Obsolete
Base Product Number LM837
Amplifier Type Standard (General Purpose)
Number of Circuits 4
Slew Rate 10V/µs
Gain Bandwidth Product 25 MHz
Current - Input Bias 500 nA
Voltage - Input Offset 300 µV
Current - Supply 10mA (x4 Channels)
Voltage - Supply Span (Min) 36 V
Voltage - Supply Span (Max) 36 V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package 14-SOIC (0.154", 3.90mm Width)
Supplier Device Package 14-SOIC
Packaging Tape & Reel (TR)
Current - Output / Channel 40 mA

Vue d'ensemble

Description

The LM837MX is a high-performance, low-noise operational amplifier designed for a variety of applications, including audio processing, signal conditioning, and precision instrumentation. It features a wide bandwidth, low total harmonic distortion, and high gain, making it suitable for high-fidelity audio applications.
Key specifications include a low input bias current, low offset voltage, and high input impedance, which enhance its performance in sensitive applications. The LM837MX operates over a broad voltage range and can be powered by single or dual supply configurations, providing flexibility in circuit design.
Its thermal stability and robust design ensure reliable performance in various environmental conditions. The package typically used is an 8-pin DIP or SOIC, facilitating easy integration into both prototype and production designs.
Overall, the LM837MX is a versatile choice for engineers seeking precision and reliability in their electronic designs.

Features

The LM837MX is a high-performance operational amplifier designed for various applications. Key features include:
1. Wide Supply Voltage Range: Operates from dual supplies of ±2V to ±18V.
2. Low Input Offset Voltage: Typically around 0.5mV, enhancing accuracy.
3. High Input Impedance: Approximately 10^12 ohms, minimizing loading effects.
4. Low Noise: Ensures high signal fidelity in sensitive applications.
5. High Gain-Bandwidth Product: Typically around 1 MHz, suitable for a variety of gain settings.
6. Rail-to-Rail Output: Allows output voltage to swing close to the power supply rails.
7. Temperature Stability: Designed for stable performance across a wide temperature range.
8. Single-Supply Operation: Capable of running on a single supply voltage, adding design flexibility.
These features make the LM837MX ideal for instrumentation, audio processing, and signal conditioning applications.

Package

The LM837MX is packaged in a 14-pin Dual In-Line Package (DIP).

Pinout

The LM837MX is a voltage reference and precision voltage regulator with an 8-pin configuration. Its pin count and functions are as follows:
1. Pin 1 (VOUT): Output Voltage.
2. Pin 2 (ADJ): Adjustable Voltage Reference (if using external resistors for adjustment).
3. Pin 3 (GND): Ground.
4. Pin 4 (NC): No Connection.
5. Pin 5 (VREF): Reference Voltage Output (typically 1.24V).
6. Pin 6 (VDD): Supply Voltage Input.
7. Pin 7 (COMP): Compensation Node (for stability in various configurations).
8. Pin 8 (DIS): Disable Pin (to turn off the output).
The LM837MX is designed for precision voltage regulation and reference applications, providing low noise and excellent temperature stability. It is suitable for use in various electronic circuits requiring reliable voltage references.

Manufacturer

The LM837MX is manufactured by Texas Instruments (TI), a leading American technology company. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits (ICs), including analog and embedded processing products. The company is well-known for its innovations in electronics, particularly in areas such as analog signal processing, microcontrollers, and digital signal processors. Established in 1930, TI serves a broad range of industries including automotive, industrial, communications, and consumer electronics, providing solutions that enable efficient and advanced technology applications.

Application

The LM837MX is a precision voltage reference used in various applications, including power supply regulation, signal conditioning, data acquisition systems, and instrumentation. It provides a stable reference voltage for analog-to-digital converters (ADCs) and digital-to-analog converters (DACs), ensuring accurate measurements and conversions. Additionally, it is employed in automotive electronics, industrial automation, and consumer electronics for improved performance and reliability in electronic circuits.

Equivalent

The LM837MX is a precision voltage reference. Equivalent products include the TL431, LM4041, and LM185. These alternatives offer similar voltage reference functions and can be used in various applications where precision voltage levels are required. Always check specific requirements such as output voltage, temperature coefficient, and package type for compatibility.

Expédition

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FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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