Overview
The LM7341MF/NOPB is a high-performance operational amplifier (op-amp) manufactured by Texas Instruments. This device is known for its rail-to-rail input and output capabilities, making it suitable for a wide range of applications, including automotive, industrial, and battery-powered electronics. The LM7341 offers a balance of high bandwidth, low power consumption, and excellent distortion performance, making it an ideal choice for demanding environments.
Key Specifications
| Parameter | Min | Typical | Max | Units |
|---|---|---|---|---|
| Supply Voltage | 2.5 | 32 | V | |
| Gain Bandwidth | 4.6 | MHz | ||
| Slew Rate | 1.9 | V/μs | ||
| Supply Current | 0.7 | mA | ||
| Temperature Range | -40 | 125 | °C | |
| Power Supply Rejection Ratio (PSRR) | 106 | dB | ||
| Common Mode Rejection Ratio (CMRR) | 115 | dB | ||
| Output Swing | -14.84 | 14.86 | V |
Key Features
- Rail-to-Rail Input and Output: The LM7341 offers full rail-to-rail input and output swing, making it suitable for applications where the signal needs to be amplified across the entire supply voltage range.
- High Bandwidth and Slew Rate: With a gain bandwidth of 4.6 MHz and a slew rate of 1.9 V/μs, this op-amp provides high-speed performance.
- Low Distortion: The LM7341 features low distortion, with a total-harmonic-distortion-plus-noise of -66 dB at 10 kHz, making it ideal for applications requiring high fidelity.
- Wide Supply Range: The device operates over a wide supply voltage range of 2.5V to 32V, making it versatile for various power supply conditions.
- High PSRR and CMRR: High power supply rejection ratio (PSRR) and common mode rejection ratio (CMRR) ensure precision performance even with unregulated or noisy power supplies.
- Compact Package: The 5-pin SOT-23 package saves board space and allows for optimal placement near the signal source, reducing system noise.
Applications
- Automotive Electrical Systems: Suitable for automotive applications due to its wide temperature range and ability to operate with variable supply voltages.
- Industrial Robotics: Used in industrial robotics for its high precision and reliability in demanding environments.
- Handheld Remote Controls: Ideal for remote control applications requiring high bandwidth and low power consumption.
- Optical Line Isolation for Modems: Used to drive opto-coupler circuits for line isolation in modem applications, preventing telephone line noise from affecting the modem signal.
- Remote Microphones in Personal Computers: Utilized in remote microphone applications to drive long cables in high noise environments with high gain and bandwidth requirements.
Q & A
- What is the supply voltage range of the LM7341?
The LM7341 operates over a supply voltage range of 2.5V to 32V.
- What is the gain bandwidth of the LM7341?
The gain bandwidth of the LM7341 is 4.6 MHz.
- What is the slew rate of the LM7341?
The slew rate of the LM7341 is 1.9 V/μs.
- What is the typical supply current of the LM7341?
The typical supply current of the LM7341 is 0.7 mA.
- What is the temperature range of the LM7341?
The LM7341 operates over a temperature range of -40°C to 125°C.
- Can the LM7341 be used as a comparator?
Yes, the LM7341 can be used as a comparator, but it has a maximum allowed differential voltage between the input pins of ±15V.
- What is the package type of the LM7341MF/NOPB?
The LM7341MF/NOPB comes in a 5-pin SOT-23 package.
- What are the key applications of the LM7341?
The LM7341 is used in automotive electrical systems, industrial robotics, handheld remote controls, optical line isolation for modems, and remote microphones in personal computers.
- What are the advantages of the LM7341's compact package?
The compact 5-pin SOT-23 package saves board space, allows for optimal placement near the signal source, and reduces system noise.
- Is the LM7341 still in production?
No, the LM7341MF/NOPB is no longer in production, but it is still supported for existing customers.
