Overview
The LM358BPX, produced by Texas Instruments, is a dual operational amplifier designed for low-power applications. It is part of the LM358 series, which is known for its ability to operate from a single power supply voltage, making it versatile for various electronic circuits. The LM358BPX is particularly useful in systems where space is limited due to its compact packaging. This amplifier is suitable for a wide range of applications, including active filters, general signal conditioning, and amplification, as well as in transducer amplifiers and DC gain blocks.
Key Specifications
| Parameter | Unit | Min | Typ | Max |
|---|---|---|---|---|
| Supply Voltage (V+ - V-) | V | 3 | 36 | |
| Quiescent Current per Channel | µA | 300 | ||
| Unity-Gain Bandwidth | MHz | 1.2 | ||
| Input Offset Voltage at 25°C | mV | -3 | 3 | |
| Common-Mode Input Voltage Range | V | 0 | V+ - 1.7 | |
| Differential Input Voltage | V | -32 | 32 | |
| Output Voltage Swing (VCC = 30V, RL = 2kΩ) | V | 26 | ||
| Output Short Circuit to Ground | mA | 40 | 60 | |
| Operating Ambient Temperature | °C | 0 | 70 |
Key Features
- Wide supply range of 3V to 36V, allowing operation from a single power supply voltage.
- Low quiescent current of 300µA per channel, making it suitable for low-power applications.
- Unity-gain bandwidth of 1.2MHz, ensuring good frequency response.
- Common-mode input voltage range includes ground, enabling direct sensing near ground.
- Internal RF and EMI filter, enhancing noise immunity.
- No need for dual supplies; can operate with a single power supply voltage.
Applications
- Active filters and general signal conditioning and amplification.
- Transducer amplifiers and DC gain blocks.
- Merchant network and server power supply units.
- Multi-function printers and other industrial control systems.
- 4-mA to 20-mA current loop transmitters.
Q & A
- What is the supply voltage range for the LM358BPX? The LM358BPX can operate over a supply voltage range of 3V to 36V.
- What is the quiescent current per channel for the LM358BPX? The quiescent current per channel is 300µA.
- What is the unity-gain bandwidth of the LM358BPX? The unity-gain bandwidth is 1.2MHz.
- Can the LM358BPX operate with a single power supply voltage? Yes, the LM358BPX can operate with a single power supply voltage and does not require dual supplies.
- What is the common-mode input voltage range for the LM358BPX? The common-mode input voltage range includes ground and goes up to V+ - 1.7V.
- What is the maximum output short circuit current to ground for the LM358BPX? The maximum output short circuit current to ground is approximately 40mA to 60mA.
- What are the operating temperature limits for the LM358BPX? The operating ambient temperature range is from 0°C to 70°C.
- What are some common applications of the LM358BPX? Common applications include active filters, general signal conditioning, transducer amplifiers, DC gain blocks, and 4-mA to 20-mA current loop transmitters.
- Does the LM358BPX have built-in RF and EMI filtering? Yes, the LM358BPX has internal RF and EMI filtering.
- What is the input offset voltage for the LM358BPX at 25°C? The input offset voltage at 25°C is typically within the range of -3mV to 3mV.
