IR3859MTR1PBF
- Mfr.Part #
- IR3859MTR1PBF
- Manufacturer
- Infineon Technologies
- Package / Case
- 17-PowerVQFN
- Datasheet
- Download
- Description
- IC REG BUCK ADJUSTABLE 9A 17PQFN
- Stock
- 10,831
- In Stock :
- 10,831
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- Manufacturer :
- Infineon Technologies
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- Voltage - Input (Min) :
- 1.5V
- Voltage - Input (Max) :
- 21V
- Topology :
- Buck
- Current - Output :
- 9A
- Max Input Voltage :
- 21V
- Published :
- 2012
- Voltage - Output (Min/Fixed) :
- 0.7V
- Supplier Device Package :
- 17-PQFN (5x6)
- REACH SVHC :
- No SVHC
- Min Output Voltage :
- 700mV
- Packaging :
- Tape and Reel (TR)
- Frequency - Switching :
- 225kHz~1.65MHz
- Max Output Current :
- 9A
- Package / Case :
- 17-PowerVQFN
- Min Operating Temperature :
- -40°C
- Voltage - Output (Max) :
- 18.9V
- Function :
- Step-Down
- Height :
- 950μm
- Series :
- SupIRBuck®
- Mount :
- Surface Mount
- Width :
- 4mm
- Number of Outputs :
- 1
- Min Input Voltage :
- 1.5V
- Length :
- 5mm
- Output Voltage :
- 18.9V
- Max Output Voltage :
- 18.9V
- RoHS Status :
- RoHS Compliant
- Radiation Hardening :
- No
- Output Configuration :
- Positive
- Number of Pins :
- 17
- Lead Free :
- Lead Free
- Output Type :
- Adjustable
- Operating Temperature :
- -40°C~125°C TJ
- Operating Supply Voltage :
- 5.5V
- Base Part Number :
- IR3859MPBF
- Max Operating Temperature :
- 125°C
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Synchronous Rectifier :
- yes
- Mounting Type :
- Surface Mount
- Datasheets
- IR3859MTR1PBF

Voltage Regulators - DC DC Switching Regulators Infineon Technologies IR3859MTR1PBF Overview
The Infineon Technologies IR3859MTR1PBF is a high-performance, adjustable buck regulator designed for efficiency and power integrity. This IC regulator is capable of delivering up to 9A of continuous output current across a wide input voltage range. Its integration into a compact 17-PQFN package allows for a minimal footprint while maintaining superior thermal performance and reliability. The Voltage Regulators - DC DC Switching Regulators Infineon Technologies IR3859MTR1PBF is ideal for advanced computing systems, networking equipment, and telecommunications infrastructure where high efficiency and power density are crucial.
IR3859MTR1PBF Features
The IR3859MTR1PBF boasts a number of key features designed to enhance its functionality and ease of use in various applications. These include programmable switching frequency, internal soft-start to reduce inrush current, and advanced protection features such as over-current and over-temperature protection. The device also offers external synchronization capabilities to minimize electromagnetic interference, making it suitable for noise-sensitive applications.
IR3859MTR1PBF Applications
- Computing Systems: Utilized in servers and high-performance computing clusters to provide stable and efficient power supply, ensuring reliable operation under varying loads.
- Networking Equipment: Key in powering routers, switches, and other network infrastructure, where consistent power delivery is essential for maintaining system integrity and uptime.
- Telecommunications: Applied in telecom infrastructure to regulate power in communication hardware, supporting sustained connectivity and performance.
- Industrial Systems: Used in industrial automation and control systems, offering the robustness needed for demanding industrial environments.
- Portable Devices: Suitable for portable electronics where efficient power conversion extends battery life while minimizing heat generation.
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