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RT5784AGQWF
This rugged switching regulator features adjustable output voltage from 0.6V to 28V, with high accuracy and minimal ripple noise
RT5784AGQWF
This rugged switching regulator features adjustable output voltage from 0.6V to 28V, with high accuracy and minimal ripple noise
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製造商零件號 # : RT5784AGQWF
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包裝/封裝: WFDFN-8
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零件狀態 : Active
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產品分類 : Voltage Regulators - DC DC Switching Regulators
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RT5784AGQWF 數據表
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詳細說明
One of the key features of the RT5784AGQWF is its adjustable switching frequency of up to 2.5MHz, allowing for optimization of efficiency and reduction in the size of external components. It also includes a mode selection pin that enables operation in either pulse-width modulation (PWM) mode or pulse-frequency modulation (PFM) mode, enhancing efficiency even further. Additionally, this converter comes with a range of protection features, including overcurrent protection, thermal shutdown, and input under-voltage lockout, to ensure safe and reliable operation
主要特徵
- High efficiency synchronous buck converter
- Wide input voltage range
- Integrated 75mΩ high side and low side power MOSFETs
- Programmable output voltage with ±1% accuracy
- Adjustable switching frequency up to 1.5MHz
- Integrated over-current and over-temperature protection
應用
- Automotive electronics
- Industrial control systems
- Home automation
- Medical devices
- Telecommunications
- Robotics
規格
以下是所選零件的基本參數，涉及零件的特性及其所屬類別。
| Product Category ! | Switching Voltage Regulators | RoHS | Details |
| Output Voltage | 600 mV to 6 V | Output Current ! | 2 A |
| Input Voltage, Max | 6 V | Number of Outputs | 1 Output |
| Topology | Buck | Package / Case | WDFN-8JL |
| Mounting Style | SMD/SMT | Switching Frequency ! | 1.5 MHz |
| Quiescent Current ! | 25 uA | Minimum Operating Temperature | - 40 C |
| Maximum Operating Temperature ! | + 85 C | Input Voltage, Min | 2.5 V |
| Brand | Richtek | Moisture Sensitive | Yes |
| Product Type ! | Switching Voltage Regulators | Factory Pack Quantity | 2500 |
| Subcategory | PMIC - Power Management ICs | Part # Aliases | RT5784AFN-A |
| Unit Weight | 0.000212 oz |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is RT5784AGQWF?
The RT5784AGQWF is a high-efficiency, low-noise, synchronous step-down DC-DC converter designed by Richtek. It is ideal for space-constrained applications requiring high efficiency power conversion, such as portable devices, industrial equipment, and automotive electronics.
How Does RT5784AGQWF Work?
The RT5784AGQWF operates as a synchronous step-down converter, efficiently converting a higher input voltage to a lower output voltage with minimal power loss. Its high-efficiency design allows it to deliver the necessary power while minimizing heat generation, making it suitable for battery-powered applications. The converter also features a low-noise operation, ensuring clean power for sensitive electronic circuits.
How Many Pins does RT5784AGQWF have and What are the Functions of the Pinout Configuration?
The RT5784AGQWF is housed in a 24-pin QFN (Quad Flat No-Lead) package. The pinout configuration includes:
- VIN: Input voltage pin.
- SW: Switch node for the synchronous buck converter.
- PGND: Power ground pin.
- BOOT: Bootstrap capacitor pin for the high-side switch.
- LX: Inductor connection pin.
- FB: Feedback pin for output voltage regulation.
- EN: Enable pin for turning the converter on or off.
- PGOOD: Power good indicator output pin.
- COMP: Compensation pin for loop stability.
- SS/TRK: Soft-start/Tracking pin for controlling start-up behavior.
- RT: External resistor connection pin for setting switching frequency.
What are the Pros and Cons of RT5784AGQWF?
Pros:
- High Efficiency: Provides high efficiency power conversion, reducing power loss and heat generation.
- Low Noise: Operates with low output voltage ripple and noise, suitable for noise-sensitive applications.
- Compact Package: The 24-pin QFN package is space-efficient, suitable for space-constrained designs.
- Flexible Enable and Soft-Start Function: Allows for controlled startup and shutdown of the converter.
- Power Good Indicator: Provides a signal indicating when the output voltage is within regulation.
Cons:
- External Components: May require additional external components such as inductors, capacitors, and resistors for optimal performance in specific applications.
- Complexity: Requires careful consideration of external components and layout for proper operation.
- Cost: High-efficiency converters like the RT5784AGQWF may have a higher cost compared to lower-efficiency alternatives.
Are There Any Equivalents/Alternatives to RT5784AGQWF for Recommendation?
Possible alternatives to the RT5784AGQWF include the TPS54332 from Texas Instruments and the LT8640S from Analog Devices, both of which are high-efficiency synchronous step-down converters.
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