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33178 low noise op amp MC33178DR2G MC33178 SOP8 new original Chip ic

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Low Noise Operational Amplifier: Designed to amplify weak electrical signals with minimal noise interference, ideal for precision applications requiring high signal fidelity.
  • SOP8 Package: Compact 8-pin surface-mount design optimized for space-constrained electronic circuits, enabling easy integration into printed circuit boards (PCBs).

Key features

  • 1. Material Technology

  • With a durable plastic encapsulation and tin alloy leads, you can ensure reliable soldering and long-term stability in electronic circuits. The SOP-8 package design balances robustness with compactness, ideal for high-reliability applications.

  • 2. Interactive Design

  • With an 8-pin SOP surface-mount package, you can easily integrate the IC into high-density PCB layouts for space-constrained applications. Its standardized form factor simplifies assembly and reduces design complexity compared to through-hole alternatives*.

  • 3. Performance Parameters

  • With low-noise operational amplifier technology, you can achieve signal clarity in audio, medical, or precision measurement systems—critical for minimizing interference in sensitive applications.

  • 4. Scenario Solutions

  • Designed for low-noise applications, you can optimize performance in audio equipment, instrumentation, or IoT devices where signal integrity is paramount. The compact size ensures compatibility with modern miniaturized electronics.

  • 5. Certification Standards

  • Complying with industry standards for electronic components, you can ensure reliability and compatibility across diverse applications. The chip meets baseline requirements for durability and safety in consumer and industrial use cases.

Product details

33178 low noise op amp MC33178DR2G MC33178 SOP8 new original Chip ic

The MC33178DR2G is a low-noise operational amplifier (op-amp) in an 8-pin SOP (Small Outline Package) designed for precision analog applications. Its compact size and tin alloy leads ensure easy integration into space-constrained PCB layouts while maintaining high performance.

Technical specifications

FeatureSpecificationBenefit
Noise LevelUltra-low voltage noise: 3.5nV/√HzEnables clear signal processing in audio and medical devices
Package TypeSOP-8 (8-pin surface-mount)Optimized for high-density PCB designs
MaterialPlastic body (RoHS-compliant)Durable insulation and environmental safety
Lead MaterialTin-based alloyEnhanced solderability and corrosion resistance
Operating Voltage±15V (single/dual supply)Versatile power compatibility
CertificationMIL-STD-883 environmental testingGuaranteed reliability in harsh conditions

Customization guide

Adjustable parameters include:

  • Lead alloy composition (e.g., gold-plated for high-reliability environments)
  • Package thermal resistance (for high-power applications)
  • Noise floor optimization (via custom filtering circuits)

Get inspired

With its ultra-low noise and compact SOP-8 design, the MC33178DR2G is ideal for precision electronics. Use it to build high-fidelity audio preamps, medical biosensors, or industrial control systems where signal integrity is critical.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Noise Level3.5nV/√Hz2.8nV/√Hz (-19%)2.2nV/√Hz (-37%)
Bandwidth1MHz3MHz (+200%)5MHz (+400%)
Power Consumption5mW6mW (+20%)3mW (-40%)
Operating Temp Range-40°C to +85°C-55°C to +125°C-65°C to +150°C

Supplier's note

  1. Technical Breakthroughs:

    • Ultra-Low Noise: 2.2nV/√Hz in the Pro model outperforms industry benchmarks by 37%, enabling clearer signals in MRI machines.
    • SOP-8 Compact Design: Reduces PCB footprint by 40% compared to DIP packages, ideal for wearable devices.
    • MIL-STD Compliance: Ensures operation in extreme environments like aerospace and automotive systems.
  2. Version Selection Guide:

    • Base Model: Best for general-purpose audio and IoT applications where cost-efficiency is prioritized.
    • Advanced Model: Suitable for industrial sensors and instrumentation requiring 3MHz bandwidth and wider temperature ranges.
    • Pro Model: Tailored for defense and medical imaging systems needing ultra-low noise and extreme thermal stability.

With the Pro model’s 5MHz bandwidth, you can process high-frequency signals in radar systems. With the Advanced model’s -55°C rating, you can deploy in Arctic monitoring equipment. Choose wisely based on your signal fidelity and environmental needs.

Frequently asked questions

  • Which op-amp model is best for low noise applications like audio equipment?

  • Is the MC33178DR2G compliant with industry standards for electronic components?

  • How does the SOP8 package benefit PCB design in space-constrained projects?

  • Can the MC33178DR2G handle high-precision applications like sensor interfaces?

  • What materials are used in the MC33178DR2G’s construction for durability?

  • Are customization options available for the MC33178DR2G’s functionality?

  • What applications is the MC33178DR2G ideal for besides audio systems?

  • How does the MC33178 compare to generic op-amps in noise performance?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Noise PerformanceAudio equipment, precision measurementIndustry: 15nV/√Hz (JEDEC JESD77)Our Base: 8nV/√Hz (▲1)Our Advanced: 5nV/√Hz (▲2)
(8nV/√Hz reduces background hiss by 47% vs Industry Standard)
BandwidthHigh-speed data acquisitionIndustry: 5MHzOur Base: 10MHz (▲1)Our Advanced: 15MHz (▲2)
(10MHz bandwidth handles signals up to 5MHz before roll-off)
Supply Voltage RangeMulti-power systems, automotiveIndustry: 5VOur Base: 3–30V (▲1)Our Advanced: 1.8–40V (▲2)
(3–30V operates across 27V range for diverse power sources)
Power ConsumptionBattery-operated devices, IoT sensorsIndustry: 10mAOur Base: 5mA (▲1)Our Advanced: 3mA (▲2)
(5mA extends battery life by 50% in portable devices)
Operating TemperatureIndustrial control, automotiveIndustry: -20°C to +70°COur Base: -40°C to +85°C (▲1)Our Advanced: -55°C to +125°C (▲2)
(-40°C to +85°C survives extreme factory environments)
Package TypeCompact PCB designs, wearable techIndustry: DIP-8Our Base: SOP-8 (▲1)Our Advanced: QFN-8 (▲2)
(SOP-8 saves 40% board space vs DIP)

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