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IR3473MTR1PBF is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Infineon Technologies. Its product description is IC REG BUCK ADJ 6A 16QFN. Review the specifications below when checking this part for your BOM.
Voltage Regulators - DC DC Switching Regulators specifications for IR3473MTR1PBF
- Description：IC REG BUCK ADJ 6A 16QFN
- Series：SupIRBuck®
- Mfr：Infineon Technologies
- Package：Tape & Reel (TR)
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Adjustable
- Number of Outputs：1
- Voltage - Input (Min)：3V
- Voltage - Input (Max)：27V
- Voltage - Output (Min/Fixed)：0.5V
- Voltage - Output (Max)：12V
- Current - Output：6A
- Frequency - Switching：Up to 750kHz
- Synchronous Rectifier：Yes
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：16-PowerVFQFN
- Supplier Device Package：16-QFN (4x5)
- Grade：-
- Qualification：-
Voltage Regulators - DC DC Switching Regulators datasheet and documents for IR3473MTR1PBF
Voltage Regulators - DC DC Switching Regulators Overview
The IR3473MTR1PBF is an obsolete synchronous buck switching voltage regulator IC from Infineon Technologies, part of the SupIRBuck series. It operates with an input voltage range of 3V to 27V and provides a single positive adjustable output between 0.5V and 12V. The device supports a maximum continuous output current of 6A with a switching frequency up to 750kHz. Packaged in a 16-PowerVFQFN (4x5mm) surface-mount case, it functions within a junction temperature range of -40°C to 125°C.
Voltage Regulators - DC DC Switching Regulators Feature Summary
- Integrated synchronous rectification for improved efficiency
- Adjustable output voltage capability within specified limits
- High-frequency switching operation up to 750kHz
Voltage Regulators - DC DC Switching Regulators Applications
- Point-of-load regulation for embedded systems
- Power distribution networks in industrial equipment
- Voltage conversion for communication infrastructure
Voltage Regulators - DC DC Switching Regulators Procurement Notes
This component is officially classified as obsolete by the manufacturer. Verification of availability requires checking for alternative package types or qualified replacement parts. Sourcing should focus on verified distributors offering valid cross-references rather than original stock, which may be limited or non-existent.
Voltage Regulators - DC DC Switching Regulators Selection Notes
Designers requiring this functionality must evaluate current market alternatives due to the product's discontinued status. Selection criteria should prioritize compatible input/output voltage ranges, current handling capabilities, and thermal performance in the target application environment to ensure system reliability.
Voltage Regulators - DC DC Switching Regulators Part Context
The IR3473MTR1PBF belongs to Infineon’s SupIRBuck family of power management integrated circuits. This series is designed for compact, high-efficiency DC-DC conversion solutions. The specific model utilizes a 16-QFN package to minimize footprint while delivering robust power regulation for space-constrained electronic designs.
Voltage Regulators - DC DC Switching Regulators Replacement Considerations
Infineon directs users to view alternative package types for this obsolete product. Engineers should identify equivalent synchronous buck regulators with matching 6A output capacity and 27V max input rating from current production lines.
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