Overview
The LMV341IDCKRG4 is a single, 5.5-V, 1-MHz operational amplifier produced by Texas Instruments. This device is part of the LMV34x series, which features precision operational amplifiers with CMOS inputs, known for their very low input bias current. The LMV341IDCKRG4 is packaged in a SOT-SC70 (DCK) package with 6 pins and includes a shutdown mode for very low supply current, making it suitable for a variety of applications where power efficiency is crucial.
Key Specifications
| Parameter | Typical Value | Unit |
|---|---|---|
| Supply Voltage | 2.7 to 5.5 | V |
| Input Bias Current | 1 pA | pA |
| Input Offset Voltage | 0.25 mV | mV |
| Output Current | 75 mA | mA |
| Bandwidth | 1 MHz | MHz |
| Supply Current | 100 μA | μA |
| Output Swing (Rail-to-Rail) | V+ - 0.06 V to GND + 0.06 V | V |
| Operating Temperature Range | -40 to 125°C | °C |
| Package Type | SOT-SC70 (DCK) |
Key Features
- Rail-to-Rail Output Swing: The CMOS output stage allows the output to swing from the positive supply rail to the negative supply rail, providing full output range.
- Low Input Bias Current: With a typical input bias current of 1 pA, this amplifier is suitable for applications requiring very low input current.
- Low Supply Current: The device operates with a typical supply current of 100 μA, making it power-efficient.
- Shutdown Mode: The LMV341IDCKRG4 includes a shutdown pin that reduces the supply current to nearly zero and sets the output to high impedance when activated.
- High Output Current: Capable of delivering up to 75 mA of output current.
Applications
The LMV341IDCKRG4 is versatile and can be used in various applications, including:
- Portable Electronics: Due to its low power consumption and shutdown feature, it is ideal for battery-powered devices.
- Medical Devices: The low input bias current and high output current make it suitable for medical equipment requiring precise signal amplification.
- Industrial Automation: Its rail-to-rail output swing and high bandwidth make it a good choice for industrial control systems.
- Audio Equipment: The high output current and low distortion characteristics are beneficial for audio amplification applications.
Q & A
- What is the typical input bias current of the LMV341IDCKRG4?
The typical input bias current is 1 pA. - What is the maximum output current of the LMV341IDCKRG4?
The maximum output current is 75 mA. - What is the operating temperature range of the LMV341IDCKRG4?
The operating temperature range is -40 to 125°C. - Does the LMV341IDCKRG4 have a shutdown feature?
Yes, the LMV341IDCKRG4 includes a shutdown pin that reduces the supply current to nearly zero and sets the output to high impedance when activated. - What is the bandwidth of the LMV341IDCKRG4?
The bandwidth is 1 MHz. - What type of package does the LMV341IDCKRG4 come in?
The LMV341IDCKRG4 comes in a SOT-SC70 (DCK) package. - What is the typical supply current of the LMV341IDCKRG4?
The typical supply current is 100 μA. - Is the output swing of the LMV341IDCKRG4 rail-to-rail?
Yes, the output swing is rail-to-rail. - What is the input offset voltage of the LMV341IDCKRG4?
The typical input offset voltage is 0.25 mV. - Can the LMV341IDCKRG4 be used in medical devices?
Yes, due to its low input bias current and high output current, it is suitable for medical equipment requiring precise signal amplification.
