Overview
The LMV792MM is a dual, low-noise operational amplifier from Texas Instruments. It is part of the LMV79x family, which includes the LMV791 (single) and LMV792 (dual) models. These operational amplifiers are designed for low-voltage and low-noise applications, making them ideal for use in low-power sensor systems and other precision electronics.
Key Specifications
| Parameter | Value |
|---|---|
| Input Referred Voltage Noise | 5.8 nV/√Hz |
| Input Bias Current | 100 fA |
| Unity Gain Bandwidth | 17 MHz |
| Supply Current per Channel (Enable Mode) | 1.30 mA |
| Supply Current per Channel (Shutdown Mode) | 0.02 µA |
| Rail-to-Rail Output Swing | At 10-kΩ Load: 25 mV from Rail, At 2-kΩ Load: 45 mV from Rail |
| Supply Voltage Range | 1.8 V to 5.5 V |
| Operating Temperature Range | -40°C to 125°C |
| Total Harmonic Distortion | 0.01% at 1 kHz, 600 Ω |
| Package | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) |
Key Features
- Low input voltage noise density of 5.8 nV/√Hz
- Low input bias current of 100 fA
- Unity gain stable with a gain bandwidth of 17 MHz
- Rail-to-rail output stage capable of driving a 600-Ω load and sourcing up to 60 mA of current
- Built-in enable feature for optimizing power dissipation in low-power applications
- Ensured performance at 2.5 V and 5 V supply voltages
- CMOS input stage with input common-mode voltage range including ground
Applications
- Low-power sensor applications
- Photodiode amplifiers
- Precision instrumentation
- Audio applications requiring low noise and low distortion
- General-purpose amplification in low-voltage systems
Q & A
- What is the input referred voltage noise of the LMV792MM?
The input referred voltage noise is 5.8 nV/√Hz. - What is the typical input bias current of the LMV792MM?
The typical input bias current is 100 fA. - What is the unity gain bandwidth of the LMV792MM?
The unity gain bandwidth is 17 MHz. - What is the supply current per channel in enable mode for the LMV792MM?
The supply current per channel in enable mode is 1.30 mA. - What is the supply current per channel in shutdown mode for the LMV792MM?
The supply current per channel in shutdown mode is 0.02 µA. - What is the operating temperature range of the LMV792MM?
The operating temperature range is -40°C to 125°C. - What is the total harmonic distortion of the LMV792MM at 1 kHz and 600 Ω load?
The total harmonic distortion is 0.01%. - What are the typical package types for the LMV792MM?
The typical package types are 10-TFSOP and 10-MSOP (0.118", 3.00mm Width). - Is the LMV792MM suitable for low-power sensor applications?
Yes, it is highly suitable due to its low noise and low power consumption. - Can the LMV792MM operate from a single supply voltage?
Yes, it can operate from a single supply voltage in the range of 1.8 V to 5.5 V.
