Overview
The LM6132, produced by Texas Instruments, is a dual low-power operational amplifier known for its high performance and versatility. This device is part of the LM6132/LM6134 series, which offers rail-to-rail input and output capabilities, making it suitable for a wide range of applications. The LM6132 operates on supply voltages from 2.7 V to over 24 V, making it ideal for both low-voltage battery-operated systems and high-voltage applications. With a low supply current of 360 μA per amplifier, it is particularly beneficial for portable and power-sensitive designs.
Key Specifications
| Parameter | Typical Value | Unit | Min/Max Limits |
|---|---|---|---|
| Supply Voltage Range | 2.7 V to 24 V | V | 2.7 V / 24 V |
| Supply Current per Amplifier | 360 μA | μA | 330 μA / 450 μA |
| Gain-Bandwidth Product | 10 MHz | MHz | 7 MHz / 11 MHz |
| Slew Rate | 12 V/μs | V/μs | 7 V/μs / 14 V/μs |
| Input Offset Voltage | 2 mV | mV | 0.12 mV / 9 mV |
| Input Bias Current | 90 nA | nA | 0 nA / 125 nA |
| Common Mode Rejection Ratio (CMRR) | 100 dB | dB | 80 dB / 100 dB |
| Power Supply Rejection Ratio (PSRR) | 82 dB | dB | 80 dB / 82 dB |
| Output Swing | 0.01 V to 4.99 V | V | 0.075 V / 23.8 V |
Key Features
- Rail-to-Rail Input and Output: The LM6132 can operate with input voltages from −0.25 V to 5.25 V and provides a rail-to-rail output swing, maximizing dynamic range at low supply voltages.
- Low Power Consumption: With a supply current of only 360 μA per amplifier, it is highly suitable for battery-operated and power-sensitive applications.
- High Gain-Bandwidth Product: The device offers a gain-bandwidth product of 10 MHz, supporting high-speed applications.
- High Slew Rate: A slew rate of 12 V/μs ensures fast response times and minimal distortion.
- Wide Supply Voltage Range: Operates from 2.7 V to over 24 V, making it versatile for various applications.
- Large Capacitive Drive Capability: Can drive large capacitive loads without oscillating, making it suitable for LCD display drivers and other high-capacitance applications.
Applications
- Battery Operated Instrumentation: Ideal for portable instrumentation due to its low power consumption and wide supply voltage range.
- Instrumentation Amplifiers: Suitable for high-speed instrumentation applications requiring low noise and high accuracy.
- Portable Scanners and Wireless Communications: Its low power and high speed make it a good choice for portable scanners and wireless communication devices.
- Flat Panel Display Drivers: The large capacitive drive capability makes it useful for driving TFT LCD panels and other display technologies.
Q & A
- What is the supply voltage range of the LM6132?
The LM6132 operates on supply voltages from 2.7 V to over 24 V.
- What is the typical supply current per amplifier for the LM6132?
The typical supply current per amplifier is 360 μA.
- What is the gain-bandwidth product of the LM6132?
The gain-bandwidth product is 10 MHz.
- What is the slew rate of the LM6132?
The slew rate is 12 V/μs.
- Can the LM6132 drive large capacitive loads?
Yes, the LM6132 can drive large capacitive loads without oscillating.
- What are some common applications of the LM6132?
Common applications include battery-operated instrumentation, instrumentation amplifiers, portable scanners, wireless communications, and flat panel display drivers.
- What is the input offset voltage range of the LM6132?
The input offset voltage range is typically 2 mV, with limits from 0.12 mV to 9 mV.
- What is the common mode rejection ratio (CMRR) of the LM6132?
The CMRR is typically 100 dB, with limits from 80 dB to 100 dB.
- What is the power supply rejection ratio (PSRR) of the LM6132?
The PSRR is typically 82 dB, with limits from 80 dB to 82 dB.
- Is the LM6132 compliant with EU RoHS regulations?
Yes, the LM6132 is compliant with EU RoHS regulations (2011/65/EU, 2015/863).
