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LMH6551MM

Name: LMH6551MM
Rating: 4.7 (12 reviews)

IC OPAMP VFB 1 CIRCUIT 8VSSOP

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規格

Part Status	Obsolete
Amplifier Type	Voltage Feedback
Number of Circuits	1
Output Type	Differential
Slew Rate	2400V/µs
Current - Input Bias	4 µA
Voltage - Input Offset	500 µV
Current - Supply	12.5mA
Current - Output / Channel	65 mA
Voltage - Supply Span (Min)	3 V
Voltage - Supply Span (Max)	12 V
Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package	8-VSSOP
Base Product Number	LMH6551
-3db Bandwidth	370 MHz

概述

Description

The LMH6551MM is a high-speed, voltage-feedback operational amplifier designed for applications requiring wide bandwidth and excellent performance. It operates with a supply voltage range of ±2.5V to ±15V and offers a high slew rate of 3500 V/µs, making it suitable for fast signal processing tasks.
Key features include a bandwidth of 1.3 GHz and a low input voltage noise of 3.7 nV/√Hz, which helps maintain signal integrity in high-frequency applications. The LMH6551MM is commonly used in video processing, high-speed data acquisition systems, and RF amplification.
The device is housed in a MSOP-8 package, ensuring a compact design for space-constrained applications. Its ease of use, combined with robust performance metrics, makes it a popular choice among engineers for high-speed analog circuit designs.

Features

The LMH6551MM is a high-speed, dual operational amplifier known for its exceptional performance in various applications. Key features include:
1. High Slew Rate: Up to 1200 V/µs, allowing rapid response to signal changes.
2. Wide Bandwidth: Gain bandwidth product of 100 MHz, making it suitable for high-frequency applications.
3. Low Input Voltage Noise: 6 nV/√Hz, enhancing performance in sensitive signal processing.
4. High Output Drive Capability: Can drive 600 Ω loads, providing flexibility in various circuit designs.
5. Single-Supply Operation: Supports a wide supply voltage range (±4.5V to ±15V), enabling versatile integration into different systems.
6. Low Total Harmonic Distortion (THD): Typically around 0.0005%, ensuring high fidelity in audio and signal applications.
7. Temperature Range: Operates from -40°C to +85°C, ideal for industrial and automotive environments.
These features make the LMH6551MM an excellent choice for video, RF, and high-fidelity audio applications.

Package

The LMH6551MM is packaged in a "Metal Can" (designation "MM"). This type of package typically features a cylindrical metal enclosure, providing good thermal performance and shielding from electromagnetic interference.

Pinout

The LMH6551MM is a high-speed, high-performance operational amplifier with a pin count of 8. Its primary functions include:
1. Input Pins (Non-inverting and Inverting): Used for signal input; the non-inverting input (+) and the inverting input (-) allow differential signal processing.
2. Output Pin: Delivers the amplified output signal.
3. Power Supply Pins: Typically includes V+ and V- for powering the op-amp.
4. Offset Null Pin: Used for adjusting the offset voltage to zero.
5. Compensation Pin: Enables external frequency compensation if required.
The LMH6551MM is designed for high-speed applications, featuring a wide bandwidth and low distortion. It is commonly used in video signal processing, data acquisition systems, and high-frequency applications.

Manufacturer

The LMH6551MM is manufactured by Texas Instruments (TI), a major American technology company. Texas Instruments specializes in designing and manufacturing semiconductors and various integrated circuits, with a strong focus on analog and embedded processing technologies. Founded in 1930, the company is well-known for its innovations in the electronics industry, particularly in areas such as signal processing, microcontrollers, and digital signal processors. TI serves a wide range of markets, including automotive, industrial, communications, and consumer electronics, and is recognized for its commitment to quality and advanced engineering solutions.

Application

The LMH6551MM is a high-speed operational amplifier primarily used in applications such as video signal processing, telecommunications, high-speed data acquisition systems, and active filters. Its wide bandwidth and low distortion make it suitable for analog-to-digital converters (ADCs), RF amplification, and driving capacitive loads. Additionally, it is used in instrumentation and feedback loops in control systems.

Equivalent

Equivalent products to the LMH6551MM include the OPA847, THS4031, and AD8001. These op-amps have similar specifications such as high speed, low distortion, and wide bandwidth, making them suitable alternatives in applications requiring high-performance signal processing. Always verify compatibility based on specific requirements.