Microchip Technology, Inc. 4.2V 500MA Voltage Regulator IC MIC5209-4.2YS-TR

Description
IC REG LIN 4.2V 500MA SOT223-3 Product overview: MIC5209-4.2YS-TR from Microchip Technology is a Voltage Regulator IC for stable power rails, DC-DC conversion, battery-powered electronics, automotive modules, and embedded power management. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 4.2V, 500MA. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 4.2V, 500MA, Voltage Regulator IC, Linear & Switching Voltage Regulators. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 776-MIC5209-4.2YS-TR can be used for catalog matching and distributor lookup.
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Description
IC REG LIN 4.2V 500MA SOT223-3 Product overview: MIC5209-4.2YS-TR from Microchip Technology is a Voltage Regulator IC for stable power rails, DC-DC conversion, battery-powered electronics, automotive modules, and embedded power management. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 4.2V, 500MA. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 4.2V, 500MA, Voltage Regulator IC, Linear & Switching Voltage Regulators. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 776-MIC5209-4.2YS-TR can be used for catalog matching and distributor lookup.
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Datasheet
Datasheet Summary
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The MIC5209-4.2YS-TR is a low-noise linear voltage regulator designed to provide a fixed output voltage of 4.2V with a maximum output current of 500mA. It features a low dropout voltage of 500mV at full load, ensuring efficient operation in battery-powered applications. The device offers excellent load and line regulation, with an output accuracy of 1%. This regulator is suitable for a variety of applications, including support circuits for Pentium II processors, laptops, notebooks, and consumer electronics. It includes protection features such as current limiting, thermal shutdown, and reversed-battery protection. The MIC5209 is available in a compact surface-mount package, making it ideal for space-constrained designs. Its low ground current helps extend battery life, and an enable/shutdown pin allows for further power savings.

Datasheet Summary
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The MIC5209-4.2YS-TR is a low-noise linear voltage regulator designed to provide a fixed output voltage of 4.2V with a maximum output current of 500mA. It features a low dropout voltage of 500mV at full load, ensuring efficient operation in battery-powered applications. The device offers excellent load and line regulation, with an output accuracy of 1%. This regulator is suitable for a variety of applications, including support circuits for Pentium II processors, laptops, notebooks, and consumer electronics. It includes protection features such as current limiting, thermal shutdown, and reversed-battery protection. The MIC5209 is available in a compact surface-mount package, making it ideal for space-constrained designs. Its low ground current helps extend battery life, and an enable/shutdown pin allows for further power savings.

Suppliers

Company
Product
Description
Supplier Links
Singapore
4.2V 500MA Voltage Regulator IC
776-MIC5209-4.2YS-TR
4.2V 500MA Voltage Regulator IC 776-MIC5209-4.2YS-TR
IC REG LIN 4.2V 500MA SOT223-3 Product overview: MIC5209-4.2YS-TR from Microchip Technology is a Voltage Regulator IC for stable power rails, DC-DC conversion, battery-powered electronics, automotive modules, and embedded power management. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 4.2V, 500MA. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 4.2V, 500MA, Voltage Regulator IC, Linear & Switching Voltage Regulators. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 776-MIC5209-4.2YS-TR can be used for catalog matching and distributor lookup.

IC REG LIN 4.2V 500MA SOT223-3 Product overview: MIC5209-4.2YS-TR from Microchip Technology is a Voltage Regulator IC for stable power rails, DC-DC conversion, battery-powered electronics, automotive modules, and embedded power management. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 4.2V, 500MA. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 4.2V, 500MA, Voltage Regulator IC, Linear & Switching Voltage Regulators. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 776-MIC5209-4.2YS-TR can be used for catalog matching and distributor lookup.

Supplier's Site Datasheet
PMIC - PMIC - Voltage Regulators - Linear - MIC5209-4.2YS-TR - 884763-MIC5209-4.2YS-TR - Win Source Electronics
Laguna Hills, CA, United States
PMIC - PMIC - Voltage Regulators - Linear - MIC5209-4.2YS-TR
884763-MIC5209-4.2YS-TR
PMIC - PMIC - Voltage Regulators - Linear - MIC5209-4.2YS-TR 884763-MIC5209-4.2YS-TR
Manufacturer: Microchip Technology Win Source Part Number: 884763-MIC5209-4.2YS -TR Operating Temperature Range: -40°C ~ 125°C Features: Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-223-3 Package: TO-261-4, TO-261AA Package: Reel - TR Mounting: Surface Mount Family Name: MIC5209 Categories: Integrated Circuits (ICs) Case / Package: SOT-223-3 ECCN: EAR99 Popularity: Medium Fake Threat In the Open Market: 67 pct. Supply and Demand Status: Limited Quantity per package: 2500 MSL Level: 3 (168 Hours) Estimated Pruduction Lead Time: 35 Weeks REACH Status: REACH Unaffected HTSUS: 8542.39.0001 Other Part Number: MIC5209-4.2YSTR-ND, MIC5209-4.2YS TR, MIC5209-4.2YS-CT, MIC5209-4.2YS TR-ND, MIC5209-4.2YS-DKR, MIC5209-4.2YSTR

Manufacturer: Microchip Technology
Win Source Part Number: 884763-MIC5209-4.2YS-TR
Operating Temperature Range: -40°C ~ 125°C
Features: Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-223-3
Package: TO-261-4, TO-261AA
Package: Reel - TR
Mounting: Surface Mount
Family Name: MIC5209
Categories: Integrated Circuits (ICs)
Case / Package: SOT-223-3
ECCN: EAR99
Popularity: Medium
Fake Threat In the Open Market: 67 pct.
Supply and Demand Status: Limited
Quantity per package: 2500
MSL Level: 3 (168 Hours)
Estimated Pruduction Lead Time: 35 Weeks
REACH Status: REACH Unaffected
HTSUS: 8542.39.0001
Other Part Number: MIC5209-4.2YSTR-ND, MIC5209-4.2YS TR, MIC5209-4.2YS-CT, MIC5209-4.2YS TR-ND, MIC5209-4.2YS-DKR, MIC5209-4.2YSTR

Buy Now Datasheet
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators - MIC5209-4.2YS-TR-ND - DigiKey
Thief River Falls, MN, United States
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
MIC5209-4.2YS-TR-ND
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators MIC5209-4.2YS-TR-ND
Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-223-3

Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-223-3

Buy Now Datasheet
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators - MIC5209-4.2YS-DKR-ND - DigiKey
Thief River Falls, MN, United States
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
MIC5209-4.2YS-DKR-ND
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators MIC5209-4.2YS-DKR-ND
Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-223-3

Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-223-3

Buy Now Datasheet
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators - MIC5209-4.2YS-CT-ND - DigiKey
Thief River Falls, MN, United States
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
MIC5209-4.2YS-CT-ND
Voltage Regulators - Linear, Low Drop Out (LDO) Regulators MIC5209-4.2YS-CT-ND
Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-223-3

Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-223-3

Buy Now Datasheet
Voltage Regulators - Linear - MIC5209-4.2YS-TR - Quarktwin Technology Ltd.
Shenzhen, Guangdong, China
Voltage Regulators - Linear
MIC5209-4.2YS-TR
Voltage Regulators - Linear MIC5209-4.2YS-TR
Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-223-3

Linear Voltage Regulator IC Positive Fixed 1 Output 500mA SOT-223-3

Buy Now Datasheet
Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear - MIC5209-4.2YS-TR - Shenzhen Shengyu Electronics Technology Limited
Futian, China
Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear
MIC5209-4.2YS-TR
Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear MIC5209-4.2YS-TR
IC REG LIN 4.2V 500MA SOT223-3

IC REG LIN 4.2V 500MA SOT223-3

Supplier's Site
Sheung Wan, Hong Kong
LDO Voltage Regulators
MIC5209-4.2YS-TR
LDO Voltage Regulators MIC5209-4.2YS-TR
LDO Voltage Regulators 500mA 1% Low Noise LDO

LDO Voltage Regulators 500mA 1% Low Noise LDO

Buy Now Datasheet
PMIC - Voltage Regulators - Linear - MIC5209-4.2YS-TR - Lingto Electronic Limited
Shenzhen, China
PMIC - Voltage Regulators - Linear
MIC5209-4.2YS-TR
PMIC - Voltage Regulators - Linear MIC5209-4.2YS-TR
IC REG LIN 4.2V 500MA SOT223-3

IC REG LIN 4.2V 500MA SOT223-3

Supplier's Site Datasheet

Technical Specifications

  ERSAELECTRONICS PTE. LTD. Win Source Electronics DigiKey Quarktwin Technology Ltd. Shenzhen Shengyu Electronics Technology Limited VAST STOCK CO., LIMITED Lingto Electronic Limited
Product Category IC Voltage Regulators IC Linear Voltage Regulators IC Linear Voltage Regulators IC Linear Voltage Regulators IC Voltage Regulators IC Linear Voltage Regulators IC Linear Voltage Regulators
Product Number 776-MIC5209-4.2YS-TR 884763-MIC5209-4.2YS-TR MIC5209-4.2YS-TR-ND MIC5209-4.2YS-TR MIC5209-4.2YS-TR MIC5209-4.2YS-TR MIC5209-4.2YS-TR
Product Name 4.2V 500MA Voltage Regulator IC PMIC - PMIC - Voltage Regulators - Linear - MIC5209-4.2YS-TR Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Voltage Regulators - Linear Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear LDO Voltage Regulators PMIC - Voltage Regulators - Linear
Output Voltage Type Fixed Fixed Fixed; Fixed
Package Type Other; Tape & Reel (TR) Other; SOT-223-3 Other; TO-261-4, TO-261AA Other; TO-261-4, TO-261AA
Output Voltage 4.2 volts 4.2 volts 4.2 to ? volts 4.2 volts
IOUT 0.5000 amps 0.5000 amps 0.5000 amps 0.5000 amps 0.5000 amps
Dropout Voltage 0.3500 volts 0.6000 volts
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