The LM258ADR model by Texas Instruments (Click to Buy) is an operational amplifier that belongs to the next generation of the industry-standard operational amplifiers LM358 and LM2904. It features two high-voltage (36V) operational amplifiers, providing excellent value for cost-sensitive applications. Key characteristics include low offset (300µV, typical), a wide common-mode input range, and high differential input voltage capability. The LM358B and LM2904B operational amplifiers offer unit-gain stability and lower offset voltage (up to 3mV).
I. Key Features of LM258ADR
1. Dual-Channel Design: LM258ADR features two independent operational amplifiers, suitable for separate circuit designs.
2. Low Input Bias Current: With low input bias current, LM258ADR can deliver reliable performance in high-precision applications.
3. Wide Input Voltage Range: LM258ADR has a broad input voltage range, making it suitable for various circuit designs.
4. Low Power Consumption: Designed for low power consumption, LM258ADR effectively reduces the overall circuit power consumption.
5. High Gain-Bandwidth Product: LM258ADR boasts a high gain-bandwidth product, providing excellent performance in high-frequency applications.
6. Wide Supply Voltage Range: Supporting a wide range of supply voltages, LM258ADR can adapt to different power supply designs.
II. Applications of LM258ADR
LM258ADR, a low-power, dual operational amplifier, is commonly used in various electronic devices and systems, with primary applications including:
1. Power Management Systems: In power management systems, LM258ADR is often used for functions such as voltage monitoring, current sensing, battery charge/discharge management, enabling precise control and protection of power sources.
2. Signal Conditioning and Amplification: The dual operational amplifier structure of LM258ADR is suitable for signal conditioning and amplification operations, applicable in sensor signal amplification, filtering, offset correction, and more.
3. Instrumentation: Widely used in various instruments and meters like thermometers, voltmeters, signal generators, etc., LM258ADR aids in precise signal detection and measurement.
4. Control Systems: LM258ADR can be employed in various control systems such as motor drives, temperature control, lighting control, facilitating accurate system control.
5. Analog Signal Processing: Suitable for various analog signal processing systems like filters, signal conditioning instruments, LM258ADR assists in processing and analyzing analog signals.
III. Parameters of LM258ADR
Brand: TI (Texas Instruments)
Product Category: Operational Amplifier
Package: SOIC-8
Packaging: Tape & Reel
Number of Circuits: 2
Output Type: -
Slew Rate: 0.3V/μs
Input Bias Current: 15nA
Input Offset Voltage: 2mV
Supply Current: 500μA (x2 channels)
Voltage Range (Min): 3V
Voltage Range (Max): 32V
Operating Temperature: -25°C to 85°C (TA)
Mounting Type: Surface Mount
Basic Product Number: LM258A
HTSUS: 8542.33.0001
Product Application: Industrial Grade
Output Current/Channel: 40mA
Gain-Bandwidth Product: 700kHz
Amplifier Type: General-Purpose