Overview
The LMC7101AIM5X/NOPB is a high-performance, low-power operational amplifier produced by Texas Instruments. This device is available in a compact 5-pin SOT-23 package, making it ideal for space- and weight-critical designs. The LMC7101 offers rail-to-rail input and output, similar performance to the single amplifier of the LMC6482 and LMC6484, and is specified for a wide range of supply voltages including 2.7V, 3V, 5V, and 15V.
This operational amplifier is designed to operate over an industrial temperature range of –40°C to +85°C, ensuring reliability in various environmental conditions. Its low power consumption, with a typical supply current of 0.5mA at 5V, makes it suitable for battery-powered applications.
Key Specifications
| Parameter | Test Conditions | Min | Max | Unit | |
|---|---|---|---|---|---|
| Input Offset Voltage (VOS) | TJ = –40°C to +85°C | ±0.11 | ±3 to ±9 | mV | |
| Input Offset Voltage Drift (dVOS/dT) | TJ = –40°C to +85°C | 1 | µV/°C | ||
| Power-Supply Rejection Ratio (PSRR) | V+ = 1.5V to 7.5V, V– = –1.5V to –7.5V | 60 | 70 to 82 | dB | |
| Input Bias Current (IB) | TJ = –40°C to +85°C | ±1 | ±64 | pA | |
| Gain Bandwidth Product (GBW) | 0.6 | 1 | MHz | ||
| Slew Rate (SR) | (V+) = 15V, 10V step, RL = 100kΩ to 7.5V, VOUT = 10VPP, f = 1kHz | 0.7 | V/µs | ||
| Quiescent Current per Amplifier (IQ) | TJ = –40°C to +85°C | 0.5 | 0.85 to 1 | mA | |
| Total Harmonic Distortion (THD) | f = 10kHz, G = – 2V/V, RL = 10kΩ, VOUT = 4Vpp | 0.01 | % | ||
| Input Common-Mode Voltage Range (VCM) | For CMRR ≥ 47dB | 0 to 5.3 | V | ||
| Output Voltage Swing (VO) | RL = 2kΩ | 4.7 to 4.9 (Positive), 0.1 to 0.18 (Negative) | V |
Key Features
- Tiny 5-pin SOT-23 package, saving space and suitable for weight-critical designs.
- Rail-to-rail input and output capabilities.
- Specified for a wide range of supply voltages: 2.7V, 3V, 5V, and 15V.
- Low power consumption with a typical supply current of 0.5mA at 5V.
- High gain bandwidth product of 1MHz.
- Low total harmonic distortion of 0.01% at 5V.
- Operates over an industrial temperature range of –40°C to +85°C.
- High common-mode rejection ratio (CMRR) of up to 82dB.
Applications
- Mobile communications devices.
- Notebooks and PDAs.
- Battery-powered products.
- Sensor interfaces.
- Automotive applications.
Q & A
- What is the package type of the LMC7101?
The LMC7101 is available in a 5-pin SOT-23 package.
- What are the specified supply voltages for the LMC7101?
The LMC7101 is specified for 2.7V, 3V, 5V, and 15V supplies.
- What is the typical supply current of the LMC7101 at 5V?
The typical supply current is 0.5mA at 5V.
- What is the gain bandwidth product of the LMC7101?
The gain bandwidth product is 1MHz.
- What is the total harmonic distortion of the LMC7101 at 5V?
The total harmonic distortion is typically 0.01% at 5V.
- What is the operating temperature range of the LMC7101?
The LMC7101 operates over an industrial temperature range of –40°C to +85°C.
- Does the LMC7101 have rail-to-rail input and output capabilities?
Yes, the LMC7101 has rail-to-rail input and output capabilities.
- What are some common applications of the LMC7101?
Common applications include mobile communications, notebooks and PDAs, battery-powered products, sensor interfaces, and automotive applications.
- How does the LMC7101 compare to other operational amplifiers like the LMC6482 and LMC6484?
The performance of the LMC7101 is similar to the single amplifier of the LMC6482 and LMC6484.
- What is the input common-mode voltage range for the LMC7101?
The input common-mode voltage range is from 0V to 5.3V for CMRR ≥ 47dB.
