Overview
The LM358WDT, produced by STMicroelectronics, is a low-power dual operational amplifier designed for a wide range of applications. It consists of two independent, high-gain, internally frequency-compensated op-amps. These op-amps are specifically designed to operate from a single power supply over a broad voltage range, making them versatile for various electronic systems.
The LM358WDT is part of the LM358 family, known for its low-power consumption and high performance. It is suitable for use in single power supply systems, including transducer amplifiers, DC gain blocks, and other conventional op-amp circuits.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VCC) | 3 to 30 | V |
| Operating Temperature Range | 0 to +70 | °C |
| Input Offset Voltage (Vio) | 2 | mV |
| Input Offset Current (Iio) | 2 | nA |
| Input Bias Current (Iib) | 20 | nA |
| Unity Gain Bandwidth | 1.1 MHz | |
| Large Signal Voltage Gain | 100 dB | |
| Output Voltage Swing | 0 V to (VCC+ - 1.5 V) | |
| ESD Protection | 2 kV |
Key Features
- Internally frequency-compensated op-amps
- Large DC voltage gain: 100 dB
- Wide bandwidth (unity gain): 1.1 MHz (temperature compensated)
- Very low supply current per channel, essentially independent of supply voltage
- Low input bias current: 20 nA (temperature compensated)
- Low input offset voltage: 2 mV
- Low input offset current: 2 nA
- Input common-mode voltage range includes ground
- Differential input voltage range equal to the power supply voltage
- Large output voltage swing: 0 V to (VCC+ - 1.5 V)
- ESD internal protection: 2 kV
Applications
The LM358WDT is suitable for a variety of applications, including:
- Transducer amplifiers
- DC gain blocks
- Conventional op-amp circuits in single power supply systems
- Interface electronics in logic systems
- Industrial, automotive, and consumer electronics
Q & A
- What is the supply voltage range for the LM358WDT?
The supply voltage range for the LM358WDT is 3 to 30 V.
- What is the operating temperature range for the LM358WDT?
The operating temperature range for the LM358WDT is 0 to +70 °C.
- What is the input offset voltage of the LM358WDT?
The input offset voltage of the LM358WDT is 2 mV.
- What is the unity gain bandwidth of the LM358WDT?
The unity gain bandwidth of the LM358WDT is 1.1 MHz.
- Does the LM358WDT have ESD protection?
Yes, the LM358WDT has internal ESD protection of 2 kV.
- What is the input bias current of the LM358WDT?
The input bias current of the LM358WDT is 20 nA.
- Can the LM358WDT operate from a single power supply?
Yes, the LM358WDT is designed to operate from a single power supply.
- What is the output voltage swing of the LM358WDT?
The output voltage swing of the LM358WDT is 0 V to (VCC+ - 1.5 V).
- What are some common applications for the LM358WDT?
Common applications include transducer amplifiers, DC gain blocks, and conventional op-amp circuits in single power supply systems.
- Is the LM358WDT suitable for industrial and automotive applications?
Yes, the LM358WDT is suitable for industrial, automotive, and consumer electronics applications.
