Overview
The LM158AJGB is a dual general-purpose bipolar operational amplifier produced by Texas Instruments. It is part of the LM158 family, which is known for its wide range of applications in various electronic circuits. This device consists of two independent, high-gain frequency-compensated operational amplifiers, making it suitable for a variety of analog signal processing tasks.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VS) | 3 | - | 30 | V |
| Quiescent Current per Amplifier (IQ) | 300 | 460 | 800 | µA |
| Unity-Gain Bandwidth | - | 1.2 | - | MHz |
| Common-Mode Voltage Range | V– | - | V+ – 2 | V |
| Operating Ambient Temperature (TA) | -55 | - | 125 | °C |
| Junction-to-Ambient Thermal Resistance (RθJA) | - | - | 124.7 | °C/W |
| Junction-to-Case (Top) Thermal Resistance (RθJC) | - | - | 66.9 | °C/W |
Key Features
- Wide Supply Range: The LM158AJGB can operate with a supply voltage range of 3V to 30V, making it versatile for various power supply conditions.
- Low Quiescent Current: It has a quiescent current of 300µA per amplifier, which is beneficial for power-efficient designs.
- High Unity-Gain Bandwidth: The device offers a unity-gain bandwidth of 1.2MHz, suitable for high-frequency applications.
- Wide Common-Mode Voltage Range: The common-mode voltage range includes the entire supply voltage range minus 2V, enhancing its usability in different circuit configurations.
- High Operating Temperature Range: It can operate over a temperature range of -55°C to 125°C, making it suitable for harsh environments.
Applications
The LM158AJGB is widely used in various analog signal processing applications, including:
- Audio Amplifiers: Due to its high gain and wide bandwidth, it is suitable for audio amplification circuits.
- Instrumentation Amplifiers: Its high input impedance and low noise make it ideal for instrumentation applications.
- Power Supply Regulation: It can be used in voltage regulators and power supply circuits.
- Medical Equipment: The device's stability and reliability make it a good choice for medical equipment.
- Industrial Control Systems: It is used in various industrial control and monitoring systems.
Q & A
- What is the supply voltage range for the LM158AJGB?
The supply voltage range for the LM158AJGB is 3V to 30V. - What is the quiescent current per amplifier for the LM158AJGB?
The quiescent current per amplifier is typically 300µA. - What is the unity-gain bandwidth of the LM158AJGB?
The unity-gain bandwidth is 1.2MHz. - What is the common-mode voltage range for the LM158AJGB?
The common-mode voltage range includes the entire supply voltage range minus 2V. - What is the operating temperature range for the LM158AJGB?
The operating temperature range is -55°C to 125°C. - What are the typical applications of the LM158AJGB?
Typical applications include audio amplifiers, instrumentation amplifiers, power supply regulation, medical equipment, and industrial control systems. - What is the junction-to-ambient thermal resistance for the LM158AJGB?
The junction-to-ambient thermal resistance is approximately 124.7°C/W. - Can the LM158AJGB operate in harsh environments?
Yes, it can operate over a wide temperature range, making it suitable for harsh environments. - How many amplifiers are included in the LM158AJGB?
The LM158AJGB includes two independent operational amplifiers. - What is the package type for the LM158AJGB?
The package type is CDIP (Ceramic Dual In-Line Package).
