Overview
The LM248DR, manufactured by Texas Instruments, is a high-performance quadruple operational amplifier designed for a wide range of applications. This device features four independent, high-gain, internally compensated op-amps, each exhibiting characteristics similar to the renowned μA741. The LM248DR is particularly noted for its low power consumption, low input bias, and offset currents, making it an excellent choice for precision analog circuits. It is packaged in a SOIC-14 format, ensuring compatibility with industry-standard designs. Targeted at engineers and designers in industries such as industrial automation, consumer electronics, and automotive systems, the LM248DR offers reliable performance and versatility in demanding environments.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Number of Channels | 4 | ||
| Supply Voltage (Max) | 36 | V | |
| Supply Voltage (Min) | ±5 | V | |
| Input Offset Voltage (Max) | 6 | mV | |
| Input Bias Current (Max) | 200 | nA | |
| Slew Rate | 0.5 | V/µs | |
| Gain Bandwidth Product | 1 | MHz | |
| Operating Temperature Range | -25 to 85 | °C | |
| Package | SOIC-14 |
Key Features
- Four independent high-gain operational amplifiers in a single package.
- Low power consumption with a typical supply current of 0.6 mA per amplifier.
- Low input offset voltage and bias current, enhancing precision in analog circuits.
- Internal frequency compensation simplifies circuit design.
- Wide operating temperature range from -25°C to 85°C, suitable for industrial applications.
Applications
The LM248DR is widely used in various applications, including industrial automation, where it is employed in signal conditioning and control systems. In consumer electronics, it finds use in audio amplifiers and signal processing circuits. Automotive systems benefit from its reliability in sensor signal amplification and filtering. Additionally, it is utilized in power management circuits and precision instrumentation, where its low offset and bias currents are critical for accurate measurements.
Q & A
1. What is the typical supply current of the LM248DR?
The typical supply current is 0.6 mA per amplifier.
2. What is the maximum supply voltage for the LM248DR?
The maximum supply voltage is 36 V.
3. What is the operating temperature range of the LM248DR?
The operating temperature range is from -25°C to 85°C.
4. What is the gain bandwidth product of the LM248DR?
The gain bandwidth product is 1 MHz.
5. What is the input offset voltage of the LM248DR?
The maximum input offset voltage is 6 mV.
6. What is the package type of the LM248DR?
The LM248DR is packaged in a SOIC-14 format.
7. What are the key features of the LM248DR?
Key features include low power consumption, low input offset voltage, and internal frequency compensation.
8. What are typical applications for the LM248DR?
Typical applications include industrial automation, consumer electronics, automotive systems, and precision instrumentation.
9. Is the LM248DR suitable for high-precision applications?
Yes, its low input offset voltage and bias current make it suitable for high-precision applications.
10. How many operational amplifiers are included in the LM248DR?
The LM248DR includes four independent operational amplifiers.
