Overview
The LMC6041IMX/NOPB is a CMOS single micropower operational amplifier produced by Texas Instruments. This device is renowned for its ultra-low power consumption and low input-leakage current, making it ideal for battery-powered and low-power instrumentation systems. Built with TI's advanced Double-Poly Silicon-Gate CMOS process, the LMC6041 offers high performance and reliability in a variety of applications.
Key Specifications
| Parameter | Typical Value | Limit | Units |
|---|---|---|---|
| Supply Voltage | 4.5V to 15.5V | - | V |
| Supply Current | 14 μA | 20 μA (max at 5V), 26 μA (max at 15V) | μA |
| Input Offset Voltage | 1 mV | 6 mV (max) | mV |
| Input Bias Current | 0.002 pA | 4 pA (max) | pA |
| Input Offset Current | 0.001 pA | 2 pA (max) | pA |
| Common Mode Rejection Ratio (CMRR) | 75 dB | 62 dB (min at 5V), 60 dB (min at 15V) | dB |
| Power Supply Rejection Ratio (PSRR) | 75 dB (positive), 94 dB (negative) | 62 dB (min positive), 74 dB (min negative) | dB |
| Slew Rate | 0.02 V/μs | 0.010 V/μs (min) | V/μs |
| Gain-Bandwidth Product | 75 kHz | - | kHz |
| Output Current Sourcing/Sinking | 22 mA / 21 mA | 16 mA (min at 5V), 13 mA (min at 15V) | mA |
| Operating Temperature Range | -40°C to +85°C | - | °C |
Key Features
- Ultra-low power consumption: Typical supply current of 14 μA.
- Low input-leakage current: Input bias current of 0.002 pA typical.
- Rail-to-rail output swing: Output voltage can swing to each supply rail.
- Input common-mode range includes ground: Allows for single-supply operation with input voltages down to ground.
- High output drive and insensitivity to latch-up: Suitable for demanding applications.
- High CMRR and PSRR: Ensures good noise rejection and stability.
- Low slew rate and gain-bandwidth product: Suitable for low-frequency applications.
Applications
- Battery monitoring and power conditioning: Ideal for battery-powered systems due to low power consumption.
- Photodiode and infrared detector preamplifiers: High input impedance and low noise make it suitable for photodetectors.
- Hand-held analytic instruments: Low power and high performance make it ideal for portable analytical devices.
- Bar code reader amplifiers and magnetic/electric field detectors: High sensitivity and low noise are beneficial for these applications.
- pH probe buffer amplifiers and fire/smoke detection systems: Reliable operation in various environmental conditions.
- Charge amplifiers for piezoelectric transducers: High CMRR and PSRR ensure accurate signal processing.
Q & A
- What is the typical supply current of the LMC6041?
The typical supply current of the LMC6041 is 14 μA.
- What is the input bias current of the LMC6041?
The input bias current of the LMC6041 is 0.002 pA typical.
- What is the operating temperature range of the LMC6041?
The operating temperature range of the LMC6041 is -40°C to +85°C.
- Can the LMC6041 operate from a single supply?
Yes, the LMC6041 can operate from a single supply with input voltages down to ground.
- What is the common mode rejection ratio (CMRR) of the LMC6041?
The CMRR of the LMC6041 is 75 dB typical.
- What are some common applications of the LMC6041?
Common applications include battery monitoring, photodiode preamplifiers, hand-held analytic instruments, and pH probe buffer amplifiers.
- What is the slew rate of the LMC6041?
The slew rate of the LMC6041 is 0.02 V/μs typical.
- What is the gain-bandwidth product of the LMC6041?
The gain-bandwidth product of the LMC6041 is 75 kHz.
- How much output current can the LMC6041 source or sink?
The LMC6041 can source or sink up to 22 mA and 21 mA respectively.
- What is the package type of the LMC6041IMX/NOPB?
The package type of the LMC6041IMX/NOPB is SOIC-8.
