LMH6645MFX

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LMH6645MFX

IC OPAMP VFB 1 CIRCUIT SOT23-5

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Specifications

Series VIP10™
Part Status Obsolete
Amplifier Type Voltage Feedback
Number of Circuits 1
Output Type Push-Pull, Rail-to-Rail
Slew Rate 22V/µs
Current - Input Bias 650 nA
Voltage - Input Offset 1 mV
Current - Supply 725µA
Current - Output / Channel 20 mA
Voltage - Supply Span (Min) 2.5 V
Voltage - Supply Span (Max) 12 V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case SC-74A, SOT-753
Supplier Device Package SOT-23-5
Base Product Number LMH6645
-3db Bandwidth 55 MHz

Overview

Description

The LMH6645MFX is a high-speed, precision operational amplifier designed for applications requiring low noise and low distortion. It features a bandwidth of 100 MHz and a slew rate of 200 V/µs, making it suitable for driving high-speed signals with minimal degradation. The amplifier operates on a wide supply voltage range, from ±2.5 V to ±5 V, and has a rail-to-rail output, allowing it to maximize dynamic range.
Key specifications include a low input offset voltage, high open-loop gain, and low total harmonic distortion (THD), which enhance the overall performance in audio and precision measurement applications. The LMH6645MFX is housed in an 8-pin SOIC package and is compatible with both single and dual power supply configurations. Its features make it ideal for use in high-speed data acquisition systems, sensor interfaces, and other demanding analog applications. Overall, the LMH6645MFX stands out for its combination of speed, precision, and versatility.

Features

The LMH6645MFX is a high-performance precision op-amp featuring low noise and low distortion. Key features include:
1. Voltage Range: Operates on a wide supply voltage range from ±2.5V to ±6V.
2. High Speed: Offers a slew rate of 27 V/μs and a gain bandwidth product of 55 MHz.
3. Low Noise: Input voltage noise density is as low as 1.5 nV/√Hz, making it suitable for sensitive applications.
4. Low Total Harmonic Distortion (THD): Achieves very low THD, ensuring high fidelity in audio applications.
5. High Output Drive: Capable of driving capacitive loads up to 100 pF without oscillation.
6. Rail-to-Rail Output: Allows for maximum signal swing, enhancing dynamic range.
7. Low Power Consumption: Consumes only 4 mA per channel, optimizing efficiency in portable applications.
8. Single and Dual Supply Operation: Flexible for various circuit configurations.
These features make the LMH6645MFX ideal for precision applications such as audio, sensor signal conditioning, and instrumentation.

Package

The LMH6645MFX is packaged in a 14-pin TSSOP (Thin Shrink Small Outline Package).

Pinout

The LMH6645MFX is a high-speed, precision operational amplifier featuring a total of 8 pins. The pin configuration includes:
1. Offset Null - Used for offset voltage adjustment.
2. Inverting Input - Connects to the negative input of the op-amp.
3. Non-inverting Input - Connects to the positive input of the op-amp.
4. Output - Provides the amplified signal.
5. Power Supply (V+) - Positive power supply connection.
6. Power Supply (V-) - Negative power supply connection.
7. NC (No Connect) - Not connected internally.
8. NC (No Connect) - Not connected internally.
The LMH6645MFX is designed for applications requiring high-speed performance and low noise, making it suitable for signal conditioning, data acquisition, and other precision applications. It operates over a wide supply voltage range, typically from ±2.5V to ±15V.

Manufacturer

The LMH6645MFX is manufactured by Texas Instruments (TI), a leading semiconductor company. Founded in 1930, Texas Instruments designs and produces a wide range of analog and digital electronic components, including amplifiers, microcontrollers, processors, and sensors. The company is known for its innovation in signal processing and is a major player in the global electronics industry, serving various sectors such as automotive, industrial, communications, and consumer electronics. TI focuses on developing high-performance and reliable solutions to meet the needs of diverse applications.

Application

The LMH6645MFX is a precision, high-speed operational amplifier used in various applications, including signal conditioning, active filters, audio processing, instrumentation, and data acquisition systems. Its low noise, high bandwidth, and low distortion make it suitable for medical devices, industrial automation, and telecommunications. Additionally, it is ideal for driving capacitive loads and can be utilized in feedback loops for high-performance analog circuits.

Equivalent

Equivalent products to the LMH6645MFX include the OPA2134, OPA2340, and AD8597. These op-amps offer similar performance characteristics, including low noise and high bandwidth, suitable for various applications. Always check specific datasheets for detailed specifications and compatibility requirements.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

The Payment term is 100% Prepaid.

Currently, we only accept the below payment methods:

1. PayPal

2. Credit/ Debit Card

3. Wire Transfer

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