Описание

LM258 Series LM258DRG3 Op Amp Dual GP ±16V/32V 8-Pin SOIC N Tube, Operational Amplifier, 1MHz

—-LM258DRG3 Standard Amplifier IC 2 Circuit 8-SOIC 

1. Product Overview

LM258DRG3 is a general-purpose operational amplifier produced by Texas Instruments. This device belongs to the LM258 series, providing dual-channel, low-cost, high-precision operational amplifier function, suitable for signal conditioning, filtering, comparator and other scenarios in industrial control, automotive electronics and consumer electronics.

2. Core Features

• Electrical Performance
  1. Power supply voltage range: 3V to 30V (single/dual power supply)
  2. Input offset voltage: 2mV (typical)
  3. Gain bandwidth product: 1MHz
  4. Conversion rate: 0.3V/µs
  5. Common mode rejection ratio (CMRR): 80dB
  6. Operating temperature range: -40°C ~ 125°C (TJ)
• Package and installation
  1. Package type: VSSOP-8 (ultra-small surface mount package, size 3mm × 3mm × 0.75mm)
  2. Mounting method: surface mount technology (SMT)
• Functional advantages
  1. Wide power supply voltage: supports single power supply (3V-30V) or dual power supply (±1.5V-±15V) working mode.
  2. Low power consumption: quiescent current 500µA/channel (typical), suitable for battery-powered devices.
  3. High precision: low input offset voltage (2mV), suitable for precision signal processing.

III. Application fields

1. Industrial control: sensor signal conditioning, PLC input/output module, temperature control.
2. Automotive electronics: ECU (electronic control unit), vehicle sensor interface, battery management system.
3. Consumer electronics: audio amplifier, power management, portable device signal conditioning.
4. Communication equipment: filter circuit, comparator, voltage follower.

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