Home > Power Management ICs (PMIC) > Low Dropout Regulators (LDO) > MIC5209-2,5YSTR

MIC5209-2,5YSTR

500mA LDO, Vout=2.5V fixed, 2.5-16V in, low-noise, SOT-223-3, -40~125°C

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Manufacturer Part：

MIC5209-2,5YSTR

Package：

SOT-223-3

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Description

Product Overview

The MIC5209-2.5YSTR is a 500mA low-noise LDO voltage regulator from Microchip with a fixed 2.5V output. It shares all features of the MIC5209 family including ultra-low dropout, 1% accuracy, reverse battery protection, and enable/shutdown in a SOT-223-3 package.

Key Specifications

Output Type Fixed 2.5V
Maximum Output Current 500mA
Input Voltage Range 2.5V to 16V
Dropout Voltage 350mV typical @ 500mA
Output Accuracy ±1%
Quiescent Current 80µA typical
Ultra-Low Noise Yes (with bypass capacitor)
Package SOT-223-3
Operating Temperature -40°C to +125°C

Features

  • 1% output voltage accuracy
  • Ultra-low noise with external bypass capacitor
  • 10mV dropout at light loads
  • Reverse battery protection
  • Current and thermal limiting
  • Near-zero shutdown current

Applications

  • DLL and DDR termination voltage
  • FPGA core voltage (2.5V)
  • Low-noise analog supply
  • Battery-powered portable devices
  • ADC/DAC reference supply

The MIC5209-2.5YSTR is a 500mA low-noise LDO voltage regulator from Microchip with a fixed 2.5V output and 1% accuracy. Designed for noise-sensitive applications such as FPGA core supplies, DDR termination, and precision analog circuits, it features ultra-low dropout voltage and ultra-low output noise with external bypass capacitor. The 2.5V output is commonly used as FPGA core voltage, DLL supply, and ADC/DAC voltage reference. The SOT-223-3 package provides excellent thermal dissipation.

The MIC5209 uses a P-channel MOSFET pass element with an error amplifier and 1% bandgap reference. The bypass capacitor on the BYP pin filters reference noise for ultra-low output noise. At light loads, the dropout voltage drops to just 10mV, making it ideal for battery-powered applications where input voltage closely approaches the output. Reverse battery protection, current limiting, and thermal shutdown provide comprehensive fault protection without external components.

Pin Name Function
1 IN Input Supply (2.5-16V)
2 GND Ground (Tab)
3 OUT Regulated Output (2.5V)
  • FPGA VCCINT core voltage (2.5V)
  • DDR SDRAM termination voltage
  • Precision ADC/DAC 2.5V reference supply
  • Low-noise analog front-end power
  • Battery-powered portable device 2.5V rail
Manufacturer Part Number Vout Notes
Microchip MIC5209-3.3YSTR 3.3V Same family, 3.3V output
TI TLV1117-25 2.5V 800mA LDO equivalent
Microchip MCP1824T-2502E/OT 2.5V 300mA, SOT-23-5
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Quality Assurance

Quality is the core foundation of our long-term global cooperation. With over 20 years of experience in the electronic component industry, Materialparts has built a strict and standardized quality management system covering component sourcing, incoming inspection, full-batch testing, packaging and delivery. We are committed to delivering 100% genuine, high-reliability electronic components for industrial control, automotive electronics, consumer electronics and medical device industries, and fully safeguarding your production and R&D projects.

1. Authorized & Genuine Sourcing Promise

All of our electronic components are procured from official authorized distributors and original manufacturers. We strictly reject counterfeits, refurbished parts, disassembled components and gray-market goods. Every product is guaranteed to be brand-new original parts and fully consistent with the original technical parameters. For branded products such as NXP IC series, we maintain complete supply channel documents to realize full product traceability.

2. Strict Full-batch Quality Inspection

We implement 100% full-batch quality control for all goods before shipment. Our professional QC team conducts multi-dimensional tests including appearance inspection, electrical parameter testing, performance verification and packaging check. Each batch of components is attached with complete inspection reports and batch records. We stick to zero-tolerance standards for defective products to ensure every piece of component meets industrial application requirements.

3. Industry Standard Compliance

Our products comply with a variety of international industry quality standards to adapt to high-standard application scenarios:
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4. Professional Reliability Control

For static-sensitive, moisture-sensitive and precision components such as ICs, PCBs, sensors and connectors, we carry out reliability screening in advance. Combined with standardized ESD anti-static packaging and vacuum moisture-proof packaging, we avoid component damage caused by static electricity, dampness or collision during storage and transportation, and retain the original performance of products.

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Contact Us

If you have inquiries about our quality standards, inspection procedures or product certification documents, please feel free to contact us:

 

Email: info@ic-vendor.com
Tel / WhatsApp: +86 13760382860
Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong, China

 

Shipping & Payment

Materialparts is a professional global supplier of electronic components with over 20 years of industry experience. We provide one-stop supply of passive components, integrated circuits, as well as parts for industrial control, automotive electronics, consumer electronics and medical devices. Below are the unified shipping and payment policies applicable to all orders, samples and bulk purchases worldwide.

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5. Local Pickup in Shenzhen

Local pickup service is available for customers in Shenzhen and surrounding areas:
  • Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong Province, China
  • Business Hours: 09:00 – 18:00, Monday to Friday. Closed on weekends and official public holidays.
  • Notice: Please make an appointment via email or communication tools one day in advance, and present your order information upon pickup.

Contact Information

Email: info@ic-vendor.com

Tel / WhatsApp: +86 13760382860

Service & Packaging

Materialparts is a professional electronic component supplier based in Shenzhen, China, with over 20 years of global trading experience. We integrate component procurement, quality inspection, technical support, customized packaging, and global delivery services to provide one-stop supply chain solutions. Our business covers industrial control, automotive electronics, consumer electronics, medical devices and other industries. We always adhere to genuine sources, stable supply and considerate after-sales service.

Core Services

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We specialize in a full range of passive and active electronic components, including SMD resistors, power resistors, connectors, aviation connectors, LED beads, flexible circuit boards, printed circuit boards, and integrated circuits. Our professional team provides BOM list consolidation, component matching, and alternative model recommendation services. We support sample orders, small-batch trial production, and mass production orders with flexible MOQs to meet diverse procurement needs.

2. Genuine Product Guarantee & Full-process Quality Inspection

All products are sourced from official authorized channels and are 100% original genuine parts. Every batch of goods undergoes strict full-process quality inspection before delivery, with complete batch records and traceability documents provided. Our products comply with AEC-Q standards for automotive electronics and high-reliability specifications for medical devices. We eliminate counterfeits, refurbished parts and defective products from the source to secure your project production.

3. Fast Quotation & Order Processing

Our customer service team responds promptly to inquiries and quotation requests. All in-stock orders will be processed within one working day. We provide stocking reservation services for long-term cooperative customers, effectively solving problems such as component shortages and unstable supply chains.

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6. Global Logistics & Document Services

We cooperate with mainstream international logistics providers including DHL, FedEx, UPS and TNT to achieve fast global delivery. We can provide complete export documents such as customs declaration files, commercial invoices and packing lists to ensure smooth customs clearance for international shipments. Local pickup is also available for customers in Shenzhen, China.

Professional Packaging Standards

Electronic components are sensitive to static electricity, collision, moisture and dust. We adopt industry-standard anti-static packaging solutions to fully ensure the integrity of goods during transportation and storage.

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  • Connector / Aviation Connector Packaging: Hard outer packaging is adopted to prevent pin bending and structural deformation.

3. Custom Packaging Services

We provide value-added services including personalized packaging, custom labeling and re-reeling according to customer requirements, fully matching your production and warehouse management standards.

Contact Information

For service consultation or packaging customization, please feel free to contact us:
Email: info@ic-vendor.com
Tel / WhatsApp: +86 13760382860
Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong, China
 

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