Overview
The Texas Instruments LMV344IPWR is a quad-channel, low-voltage operational amplifier designed for precision and low-power applications. It features a rail-to-rail output swing, ultra-low input bias current, and low supply current, making it ideal for battery-powered devices, portable electronics, and other space-constrained applications. The LMV344IPWR operates from a single supply voltage ranging from 2.7V to 5.5V and is packaged in a compact TSSOP-14 package.
Key Specifications
| Parameter | Typical Value | Unit |
|---|---|---|
| Input Bias Current | 1 pA | pA |
| Input Offset Voltage | 0.25 mV | mV |
| Supply Current per Channel | 100 µA | µA |
| Shutdown Current | 45 pA | pA |
| Gain Bandwidth | 1 MHz | MHz |
| Slew Rate | 1 V/µs | V/µs |
| Turnon Time from Shutdown | 5 µs | µs |
| Input Referred Voltage Noise (at 10 kHz) | 20 nV/√Hz | nV/√Hz |
| Operating Temperature Range | -40°C to 125°C | °C |
| Package Type | TSSOP-14 |
Key Features
- Rail-to-rail output swing
- Ultra-low input bias current of 1 pA (typical)
- Low input offset voltage of 0.25 mV (typical)
- Low supply current of 100 µA (typical) per channel
- Low shutdown current of 45 pA (typical)
- Gain bandwidth of 1 MHz (typical)
- Slew rate of 1 V/µs (typical)
- Turnon time from shutdown of 5 µs (typical)
- Input referred voltage noise of 20 nV/√Hz at 10 kHz
- ESD protection exceeding JESD 22 standards (2000-V HBM, 750-V CDM)
Applications
The LMV344IPWR is commonly used in various low-power applications, including:
- Battery-powered devices
- Portable electronics
- Industrial sensors
- Low noise signal processing
- Audio amplifiers
- Instrumentation amplifiers
- Data acquisition systems
- Automotive applications
Q & A
- What is the typical input bias current of the LMV344IPWR?
The typical input bias current is 1 pA.
- What is the input offset voltage of the LMV344IPWR?
The typical input offset voltage is 0.25 mV.
- What is the supply current per channel for the LMV344IPWR?
The typical supply current per channel is 100 µA.
- What is the shutdown current of the LMV344IPWR?
The typical shutdown current is 45 pA.
- What is the gain bandwidth of the LMV344IPWR?
The typical gain bandwidth is 1 MHz.
- What is the slew rate of the LMV344IPWR?
The typical slew rate is 1 V/µs.
- How long does it take for the LMV344IPWR to turn on from shutdown?
The typical turnon time from shutdown is 5 µs.
- What is the input referred voltage noise of the LMV344IPWR at 10 kHz?
The input referred voltage noise at 10 kHz is 20 nV/√Hz.
- What is the operating temperature range of the LMV344IPWR?
The operating temperature range is -40°C to 125°C.
- In what package is the LMV344IPWR available?
The LMV344IPWR is available in a TSSOP-14 package.
