Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

Today, with the rapid development of 5G communication, medical imaging and industrial sensing technologies, the ability of high dynamic range and low noise signal conditioning has become the "precision cornerstone" of system performance. As a well-known electronic component distributor, Shenzhen Mingjiada Electronics Co., Ltd. has been deeply engaged in the analog component field for nearly 30 years. It offers a million-level direct supply of TI's full range of programmable gain amplifiers (PGA) and variable gain amplifiers (VGA) in stock. With genuine products from the original factory, in-depth technical empowerment, and an agile supply chain, We provide a full-chain solution for your RF front-end, precision measurement and high-speed data acquisition systems, ranging from nanovolt-level signal amplification to GhZ-level dynamic regulation!

I. TI PGA/VGA Technology Matrix: Precise Control of Signal Dynamic Range

Mingjiada supplies TI's two core amplifier categories, covering the full spectrum requirements from sensor microvolt signals to RF high-speed scenarios:

Programmable Gain Amplifier (PGA) - a precise choice for fixed gain

Representative models: PGA280 (Industrial grade), PGA900 (Automotive grade)

Technical features:

Ultra-high precision: Gain error ±0.025% (PGA280), temperature drift <0.5ppm/°C, supports 16-bit ADC distortion-free sampling

Flexible configuration: Set 1 to 1280 times gain (PGA900) via SPI/I²C without the need for an external resistive network

Automotive-grade reliability: PGA900 has passed the EC-Q100 certification, can withstand a voltage of ±18V, and is resistant to electromagnetic interference in industrial environments

Typical applications:

Industrial sensing: Strain bridge signal amplification (0.1μV resolution)

Automotive electronics: Pressure sensor conditioning (±0.1% FSO accuracy)

Medical equipment: ECG/EEG bioelectrical signal acquisition (NV-level noise suppression)

2. Variable Gain Amplifier (VGA) - Real-time optimization engine for dynamic range

Representative models: LMH6505 (RF VGA), THS7001 (Video VGA)

Performance breakthrough

Broadband adjustment

Rf VGA (LMH6505) : DC to 2.3GHz, gain continuously adjustable from -11dB to +35dB, drive ADC sampling rate >5GSPS

Video VGA (THS7001) : Supports HDMI 2.0, with 0.1dB gain flatness and color difference <0.01%

Intelligent control

Dual-mode control of analog voltage and digital step (for example, THS7001 supports a step accuracy of 0.25dB)

Built-in automatic gain control (AGC) circuit, dynamic range >100dB

Ii. Core Service Advantages of Mingjiada

TI genuine products: We offer TI batch number traceability and anti-counterfeiting verification (verifiable on the official website), with a compensation of tenfold for any counterfeit.

Million-level inventory in stock: Over 50 PGA/VGA models are always in stock in Shenzhen/Hong Kong warehouses. Urgent orders are dispatched within 24 hours (with real-time inventory dashboards attached).

Flexible procurement strategy: Supports minimum sale of 1 piece, VMI consignment inventory, and replacement of discontinued materials (such as VCA810→LMH6505).

Iii. Procurement Guidelines

Requirement Submission → Provide signal type/bandwidth/gain range (such as ultrasonic VGA, 60dB dynamic, 10MHz bandwidth)

Plan confirmation → Feedback on model, price and test report (such as noise spectrum diagram) within 1 hour

Ultra-fast delivery → Domestic delivery within 48 hours, international DDP door-to-door (MSL3 moisture-proof +ESD protection)

Iv. Contact Information

Obtain exclusive quotations for TI PGA/VGA products. Welcome to consult:

Telephone: +86 13410018555 (Mr. Chen)

Email: sales@hkmjd.com

Official website: www.hkmjd.com