Overview
The LM7341MFX/NOPB is a rail-to-rail input and output operational amplifier produced by Texas Instruments. It is packaged in a small 5-pin SOT-23 (DBV) package, making it ideal for space-constrained applications. The amplifier features a wide supply voltage range of 2.7V to 32V and operates over a temperature range of -40°C to 125°C. It is designed for demanding applications such as automotive, industrial, and battery-powered electronics, where supply voltage can vary widely.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Package | SOT-23 (DBV) | - |
| Pins | 5 | - |
| Operating Temperature Range | -40 to 125 | °C |
| Gain Bandwidth | 4.6 | MHz |
| Slew Rate | 1.9 | V/µs |
| Supply Current | 0.7 | mA |
| Supply Voltage Range | 2.7 to 32 | V |
| Power Supply Rejection Ratio (PSRR) | 106 | dB |
| Common Mode Rejection Ratio (CMRR) | 115 | dB |
| Input Common Mode Voltage Range | -15.3 to 15.3 | V |
| Output Swing | -14.84 to 14.86 | V |
Key Features
- Tiny 5-pin SOT-23 package saves board space and allows for optimal placement near signal sources to reduce noise pickup.
- Rail-to-rail input and output capabilities with an input common mode voltage range of -15.3V to 15.3V and an output swing of -14.84V to 14.86V.
- Wide supply voltage range of 2.7V to 32V, making it suitable for applications with variable or unregulated supplies.
- High power supply rejection ratio (PSRR) and common mode rejection ratio (CMRR) of 106 dB and 115 dB, respectively, ensuring precision performance.
- Low supply current of 0.7 mA and a gain bandwidth of 4.6 MHz.
- Excellent capacitive load driving ability, with the ability to drive large capacitive loads without significant phase margin reduction.
- Low distortion performance, with a total-harmonic-distortion-plus-noise of -66 dB at f = 10 kHz.
Applications
- Automotive electrical systems: Suitable for applications where supply voltage can change, such as in automotive electrical systems.
- Industrial applications: Ideal for industrial environments due to its wide temperature range and robust specifications.
- Battery-powered electronics: The wide supply voltage range and low power consumption make it suitable for battery-powered devices.
- Handheld remote controls: Offers high bandwidth and low power consumption, making it ideal for remote control operations.
- Optical line isolation for modems: Its low distortion and good load driving capabilities make it excellent for driving opto-coupler circuits.
- Remote microphones in personal computers: Helps in reducing noise pickup by allowing placement near the signal source.
- Comparators: Can be used as a comparator with reasonable performance, though it has a maximum allowed differential voltage between input pins.
Q & A
- What is the package type of the LM7341MFX/NOPB?
The LM7341MFX/NOPB is packaged in a 5-pin SOT-23 (DBV) package.
- What is the operating temperature range of the LM7341MFX/NOPB?
The operating temperature range is -40°C to 125°C.
- What is the gain bandwidth of the LM7341MFX/NOPB?
The gain bandwidth is 4.6 MHz.
- What is the slew rate of the LM7341MFX/NOPB?
The slew rate is 1.9 V/µs.
- What is the supply current of the LM7341MFX/NOPB?
The supply current is 0.7 mA.
- What is the supply voltage range of the LM7341MFX/NOPB?
The supply voltage range is 2.7V to 32V.
- Can the LM7341MFX/NOPB be used as a comparator?
Yes, it can be used as a comparator, but it has a maximum allowed differential voltage between input pins.
- What are some typical applications of the LM7341MFX/NOPB?
Typical applications include automotive electrical systems, industrial applications, battery-powered electronics, handheld remote controls, and optical line isolation for modems.
- How does the LM7341MFX/NOPB handle capacitive loads?
The LM7341MFX/NOPB has excellent capacitive load driving ability, with the ability to drive large capacitive loads without significant phase margin reduction.
- What is the distortion performance of the LM7341MFX/NOPB?
The LM7341MFX/NOPB offers low distortion performance, with a total-harmonic-distortion-plus-noise of -66 dB at f = 10 kHz.
