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RT6258BGQUF
+BOMIC BUCK 23V 8A SYNC UQFN-12H(FC)
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ManufacturerRichtek USA Inc.
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Mfr. Part #RT6258BGQUF
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Datasheet RT6258BGQUF DataSheet
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In Stock5273
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Specifications
| Attribute | Value |
| Part Status | Active |
| Base Product Number | RT6258 |
| Topology | Step-Down (Buck) Synchronous (1), Linear (LDO) (1) |
| Number of Outputs | 2 |
| Frequency - Switching | 500kHz |
| Voltage/Current - Output 1 | Adjustable, Fixed, 3.3V, 8A |
| Voltage/Current - Output 2 | Adjustable, Fixed, 3.3V, 100mA |
| w/LED Driver | No |
| w/Supervisor | No |
| w/Sequencer | No |
| Voltage - Supply | 4.5V ~ 23V |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package | 12-UFQFN |
| Supplier Device Package | 12-UQFN-HL (3x3) |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
Overview
Description
The RT6258BGQUF includes several features that enhance efficiency and performance, such as an internal high-side and low-side MOSFET, built-in soft-start, and cycle-by-cycle current limit protection. It also supports adjustable output voltage and features an enable pin for easy power management. Additionally, the device offers over-temperature protection and under-voltage lockout to ensure reliable operation under various conditions.
Housed in a compact 4x4mm QFN-24 package, the RT6258BGQUF is ideal for applications like telecommunications, industrial control systems, and consumer electronics that require a reliable and efficient power supply solution.
Equivalent
1. Texas Instruments TPS565201 - A 5-A step-down converter with an integrated FET.
2. Microchip MIC4606 - A 5A DC/DC buck regulator.
3. ON Semiconductor NCP45520 - A DC-DC converter with integrated MOSFETs.
4. Infineon IR3883 - A 3A synchronous buck regulator.
5. Analog Devices ADP2300 - A 1.2 MHz, 1.2 A buck regulator.
Always verify specifications such as output current, voltage range, and packaging for compatibility.
Features
1. Wide Input Voltage Range: It supports a broad input voltage range from 4.5V to 18V, making it versatile for different power sources.
2. High Efficiency: The converter achieves high efficiency, which is crucial for minimizing power loss and heat generation.
3. Adjustable Output Voltage: It allows for output voltage adjustment, giving flexibility to cater to specific application needs.
4. High Switching Frequency: Operating at a high switching frequency reduces the size of external components, saving board space.
5. Internal Compensation: This feature simplifies the design process by eliminating the need for external compensation components.
6. Overcurrent Protection: Integrated overcurrent protection ensures device safety and reliability under fault conditions.
7. Thermal Shutdown: It includes a thermal shutdown feature to prevent damage from overheating.
8. Compact Package: The device is available in a compact package suitable for space-constrained applications.
These features make the RT6258BGQUF ideal for use in consumer electronics, industrial applications, and telecommunications equipment where efficient power regulation is essential.
Pinout
Key functions of the RT6258BGQUF include:
1. Step-Down Conversion: Converts a higher input voltage to a lower output voltage efficiently.
2. High Efficiency: Utilizes synchronous rectification for improved efficiency.
3. Compact Size: The small package makes it suitable for space-constrained applications.
4. Protection Features: Typically includes over-current protection, thermal shutdown, and under-voltage lockout to ensure safe operation.
5. Adjustable Output: Allows for adjustable output voltage settings based on external components.
For detailed specifications and pin configuration, referring to the official datasheet from Richtek is recommended.