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IR3475MTRPBF
+NomenclatureIC REG BUCK ADJ 10A 16QFN
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FabricantTechnologie Infineon
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Pièce fabricant #IR3475MTRPBF
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Fiche technique IR3475MTRPBF DataSheet
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Spécifications
| Attribut | Valeur |
| Series | SupIRBuck® |
| Part Status | Obsolete |
| 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 | 10A |
| 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) |
| Base Product Number | IR3475 |
Présentation
Description
The device operates within a wide supply voltage range and is equipped with a fast switching capability, which helps optimize power management and reduce energy losses. Additionally, its compact package facilitates easy integration into space-constrained automotive designs.
Overall, the IR3475MTRPBF is engineered to meet stringent automotive standards, making it ideal for applications like power distribution, automotive body control, and other electronic systems requiring robust load switching.
Equivalent
Features
1. Output Voltage Range: Adjustable output voltage, typically from 0.8V to 5V, suitable for various applications.
2. Input Voltage Range: Supports wide input voltage range, typically from 4.5V to 20V, making it adaptable to different power sources.
3. High Efficiency: Delivers high efficiency up to 95%, reducing thermal management requirements and improving overall system performance.
4. Integrated Components: Incorporates internal high-side and low-side MOSFETs, minimizing external component count and saving board space.
5. Current Mode Control: Provides fast transient response and simple loop compensation.
6. Protection Features: Includes over-current protection, over-voltage protection, and thermal shutdown, enhancing reliability and safety.
7. Compact Package: Available in a thermally enhanced 8-lead SOIC package, suitable for space-constrained applications.
Overall, the IR3475MTRPBF is designed for high-performance applications in computing, telecommunications, and industrial sectors.
Pinout
1. VCC (Pin 1) - Power supply input.
2. GND (Pin 2) - Ground connection.
3. SW (Pin 3) - Switch node, connected to inductor and MOSFETs.
4. COMP (Pin 4) - Compensation network connection for stability.
5. FB (Pin 5) - Feedback input for voltage regulation.
This chip is typically used in high-efficiency power supply applications, supporting features like integrated gate drivers and fast transient response. It plays a critical role in converting a higher input voltage to a lower output voltage efficiently.
Manufacturer
Application
1. Computer Power Supplies: For voltage regulation in motherboards and graphics cards.
2. Telecommunications: In base stations and networking equipment for efficient power conversion.
3. Consumer Electronics: Such as LCD TVs and gaming consoles for optimized power delivery.
4. Industrial Equipment: In automation systems for reliable power management.
5. Automotive Applications: To support various electronic control units (ECUs) within vehicles.
Its versatility makes it suitable for a wide range of power supply needs across different sectors.