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RT7272AGSP
+BOMIC REG BUCK ADJ 3A 8SOP
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Nhà sản xuấtRichtek USA Inc.
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Ông. Phần #RT7272AGSP
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Có sẵn3599
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Part Status | Active |
| Base Product Number | RT7272 |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 36V |
| Voltage - Output (Min/Fixed) | 0.8V |
| Voltage - Output (Max) | 30V |
| Current - Output | 3A |
| Frequency - Switching | 500kHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package | 8-SOIC (0.154", 3.90mm Width) Exposed Pad |
| Supplier Device Package | 8-SOP-EP |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
Tổng quan
Description
Equivalent
1. TPS54331 by Texas Instruments: A 3A, 28V, step-down converter.
2. LM2596 by Texas Instruments: A 3A, step-down voltage regulator.
3. MP1584 by Monolithic Power Systems: A 3A, 28V step-down regulator.
4. AP3211 by Diodes Incorporated: A 3A step-down DC-DC converter.
Always verify the specifications to ensure compatibility with your specific application.
Features
1. Wide Input Voltage Range: It supports a range from 4.5V to 18V, making it versatile for various applications.
2. Output Current: Capable of delivering up to 2A continuous output current.
3. Efficiency: High efficiency up to 95%, thanks to its synchronous rectification, which reduces power loss.
4. Switching Frequency: Operates at a fixed frequency of 500kHz, enabling compact design with small external components.
5. Protection Features: Includes over-current protection, over-temperature protection, and under-voltage lockout, ensuring reliable operation.
6. Low Quiescent Current: Ensures low power consumption during light load or idle conditions.
7. Thermal Performance: Designed for good thermal performance, often featuring a thermal shutdown to protect against overheating.
8. Compact Package: Typically offered in a small SOP-8 package, facilitating space-saving designs.
These features make the RT7272AGSP suitable for a range of applications including consumer electronics, industrial controls, and communication equipment.
Pinout
1. BOOT: High-side driver bootstrap supply.
2. VIN: Power input pin. Connects to the supply voltage.
3. SW: Switch node. Connects to the inductor.
4. GND: Ground connection for the IC.
5. FB: Feedback voltage input for output voltage regulation.
6. EN: Enable control input. Activates the device when driven high.
7. COMP: Compensation pin. Used for stability and transient response.
8. NC: No connection or not used in some variants or specific designs.
The RT7272AGSP supports efficient power conversion with various features like over-current protection, under-voltage lockout, and thermal shutdown, making it suitable for applications requiring step-down voltage conversion.
Manufacturer
Application
1. Consumer Electronics: Powering devices like smartphones, tablets, and laptops.
2. Industrial Equipment: Providing efficient power conversion in various industrial machinery.
3. Telecommunications: Used in networking equipment such as routers and switches for stable voltage regulation.
4. Automotive Systems: Managing power in automotive electronics, including infotainment and advanced driver-assistance systems (ADAS).
5. Embedded Systems: Providing power solutions in microcontroller-based applications.
Its efficiency and compact design make it suitable for applications requiring reliable step-down voltage conversion.