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TPS54294RSAR
+NomenclatureIC REG BUCK ADJ 2A DL 16QFN
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FabricantTexas Instruments
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Pièce fabricant #TPS54294RSAR
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Package VQFN (RSA)-16
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En stock6779
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | D-CAP2™, Eco-Mode™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 2 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 18V |
| Voltage-Output(Min/Fixed) | 0.76V |
| Voltage-Output(Max) | 7V |
| Current-Output | 2A |
| Frequency-Switching | 700kHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 16-VQFN Exposed Pad |
Présentation
Description
Key features include a fixed switching frequency, high-side MOSFETs integrated within the chip, and built-in protection features such as overcurrent protection, undervoltage lockout, and thermal shutdown. It also offers a soft-start feature to minimize inrush current during startup, enhancing reliability. The device's small package size and reduced external component count help designers in achieving compact power supply solutions. With its robust performance and flexibility, the TPS54294RSAR is suitable for applications that require stable and efficient voltage regulation in a compact form factor.
Equivalent
1. LM26420 from Texas Instruments
2. ADP2119/ADP2120 from Analog Devices
3. MAX15062 from Maxim Integrated
4. MP2315 from Monolithic Power Systems
Ensure to compare specific parameters like input/output voltage range and current capability to confirm suitability.
Features
1. Dual Outputs: Provides two 2 A outputs, allowing for versatile power supply designs.
2. Input Voltage Range: Operates from 4.5 V to 18 V, making it suitable for various applications.
3. Output Voltage: Adjustable output voltage range from 0.76 V to 7 V, providing flexibility in voltage regulation requirements.
4. Efficiency: High efficiency due to its adaptive on-time D-CAP2™ control mode, which minimizes losses.
5. Fast Load Transient Response: The control architecture allows for rapid response to changes in load, enhancing performance.
6. Low External Component Count: Simplified design and reduced PCB area due to minimal external components necessary.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout for enhanced system reliability.
8. Compact Package: Available in a space-saving 5 mm x 4 mm QFN package.
These features make the TPS54294RSAR an excellent choice for portable electronics, networking, and industrial applications requiring efficient and compact power solutions.
Pinout
In terms of pin count, the TPS54294RSAR comes in a 16-pin package. The key functions of the pins include input voltage (VIN), output voltage (VOUT), feedback (FB), enable (EN), switching node (SW), ground (GND), and compensation (COMP), among others. The specific pin configuration and functions can vary, so it's crucial to consult the datasheet for precise details concerning the pin assignments and their corresponding roles in the operation of the device.