Overview
The LM358H, produced by National Semiconductor (now part of Texas Instruments), is a dual operational amplifier designed for a wide range of applications. It is part of the LM358 series, which is known for its low power consumption and high gain. The LM358H is particularly suited for single-supply operation and is widely used in various electronic circuits due to its robust performance and versatility.
Key Specifications
| Parameter | Conditions | Min | Typ | Max |
|---|---|---|---|---|
| Input Offset Voltage | VCC = 5.0 V to 30 V, VIC = 0 V to VCC - 1.7 V, VO = 1.4 V, TA = 25°C | -2.0 mV | 5.0 mV | 7.0 mV |
| Input Bias Current | VCM = 0 V, TA = 25°C | 45 nA | 250 nA | - |
| Input Offset Current | VCM = 0 V, TA = 25°C | 5 nA | 50 nA | - |
| Input Common-Mode Voltage Range | VCC = 30 V, TA = 25°C | 0 V | - | VCC - 1.5 V |
| Output Voltage High (VOH) | VCC = 30 V, RL = 2 kΩ, TA = 25°C | 26 V | - | - |
| Output Voltage Low (VOL) | VCC = 5 V, RL = 10 kΩ, TA = 25°C | 5 mV | - | 20 mV |
| Output Source Current | VID = +1.0 V, VCC = 15 V, TA = 25°C | 20 mA | - | 40 mA |
| Output Sink Current | VID = -1.0 V, VCC = 15 V, TA = 25°C | 10 mA | - | 20 mA |
| Power Supply Current | VCC = 30 V, VO = 0 V, RL = ∞, TA = 25°C | 1.5 mA | - | 3.0 mA |
| Operating Temperature Range | - | 0°C | - | 70°C |
Key Features
- Low Power Consumption: The LM358H operates with low power drain, making it suitable for battery-powered devices and energy-efficient designs.
- High Gain: Internally frequency compensated, these operational amplifiers offer high gain and stability.
- Single Supply Operation: Capable of operating from a single supply voltage, making it versatile for various applications.
- Wide Operating Temperature Range: The LM358H can operate over a temperature range of 0°C to 70°C, ensuring reliability in diverse environmental conditions.
- ESD Tolerance: The device has a high ESD tolerance of 250V, enhancing its durability against electrostatic discharge.
Applications
- Audio and Video Circuits: Used in audio and video amplifiers, filters, and other signal processing circuits.
- Medical Equipment: Employed in medical devices such as ECG and EEG machines due to its low noise and high accuracy.
- Industrial Control Systems: Utilized in industrial control systems for signal conditioning and amplification.
- Automotive Systems: Suitable for automotive applications requiring robust and reliable operational amplifiers.
- Consumer Electronics: Found in various consumer electronic devices such as calculators, multimeters, and other portable equipment.
Q & A
- What is the typical input offset voltage of the LM358H?
The typical input offset voltage of the LM358H is around 5 mV at 25°C.
- What is the maximum operating temperature of the LM358H?
The maximum operating temperature of the LM358H is 70°C.
- Can the LM358H operate on a single supply voltage?
Yes, the LM358H is capable of operating on a single supply voltage, making it versatile for various applications.
- What is the typical power supply current of the LM358H?
The typical power supply current of the LM358H is around 1.5 mA to 3.0 mA depending on the supply voltage and load conditions.
- What is the ESD tolerance of the LM358H?
The LM358H has an ESD tolerance of 250V.
- What are the common applications of the LM358H?
The LM358H is commonly used in audio and video circuits, medical equipment, industrial control systems, automotive systems, and consumer electronics.
- How many operational amplifiers are included in the LM358H package?
The LM358H includes two independent operational amplifiers.
- What is the input common-mode voltage range for the LM358H?
The input common-mode voltage range for the LM358H is from 0 V to VCC - 1.5 V.
- Can the LM358H be used in high-temperature environments?
Yes, the LM358H can operate in temperatures up to 70°C, but it is not suitable for extremely high-temperature environments.
- What is the output voltage swing of the LM358H?
The output voltage swing of the LM358H can go as low as 5 mV and as high as 26 V depending on the supply voltage and load conditions).
