STMicroelectronics

LM158QT  

OP Amps, Buffer Amps ICs

LM158QT Description

The LM158QT from STMicroelectronics is a general-purpose dual operational amplifier designed for automotive-grade applications. Packaged in an 8-DFN surface-mount form factor, it operates over a wide supply voltage range (3V to 30V) with a low supply current of 700µA per channel, making it ideal for battery-powered and industrial systems. Its differential output, 1.1MHz gain bandwidth product, and 0.6V/µs slew rate ensure stable performance in precision signal conditioning and filtering applications.

LM158QT Features

• Automotive-Grade Reliability: Qualified for harsh environments, ensuring durability in automotive and industrial systems.
• Low Power Consumption: 700µA per channel minimizes energy usage in portable and embedded designs.
• High Input Impedance: 20nA input bias current reduces loading effects in high-impedance sensor interfaces.
• Wide Supply Range: 3V to 30V supports diverse power configurations, from single-supply to dual-rail systems.
• Robust Output Drive: 40mA output current enables direct driving of small relays or LEDs.
• RoHS3 & REACH Compliant: Meets stringent environmental and safety standards.

LM158QT Applications

• Automotive Electronics: Engine control units (ECUs), sensor signal conditioning, and infotainment systems.
• Industrial Control: Process instrumentation, PLCs, and low-power analog front-ends.
• Portable Devices: Battery-operated equipment requiring efficient power management.
• Signal Processing: Active filters, integrators, and precision comparators.
• Power Management: Voltage regulators and current monitoring circuits.

Conclusion of LM158QT

The LM158QT stands out as a versatile, low-power dual op-amp with automotive-grade robustness, making it suitable for demanding environments. Its wide voltage range, low noise, and high output drive make it a preferred choice for precision analog circuits across automotive, industrial, and consumer applications. For engineers seeking a reliable, high-performance amplifier, the LM158QT delivers exceptional value in a compact package.

LM158QT Documents

Download datasheets and manufacturer documentation for LM158QT

Datasheets :

LM158,258,358 Datasheet      

HTML Datasheet :

LM158,258,358 Datasheet