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TPS561208DDCR
+BOMIC REG BUCK ADJ 1A TSOT23-6
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メーカーSTマイクロエレクトロニクス
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メーカー品番 #TPS561208DDCR
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パッケージ SOT-23-THN (DDC)-6
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在庫状況7586
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | SWIFT™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 17V |
| Voltage-Output(Min/Fixed) | 0.76V |
| Voltage-Output(Max) | 7V |
| Current-Output | 1A |
| Frequency-Switching | 580kHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | SOT-23-6 Thin, TSOT-23-6 |
概要
Description
This converter features a fixed output voltage of 0.8V to 6V, which can be adjusted using an external resistor divider. The TPS561208DDCR is known for its high efficiency, often exceeding 90%, thanks to its use of a synchronous rectification topology. It operates at a switching frequency of 580 kHz, optimizing the size of external components while maintaining stable output.
The device includes several protection features, such as overcurrent protection, thermal shutdown, and undervoltage lockout, enhancing reliability and safety. Packaged in a small 6-pin SOT-23 design, the TPS561208DDCR is compact, making it ideal for space-constrained applications. Overall, it is a versatile and reliable solution for various low-power, high-efficiency power supply needs.
Equivalent
1. MP1584 from Monolithic Power Systems
2. LM2596 from Texas Instruments
3. LT8608 from Analog Devices
4. AP63203 from Diodes Incorporated
5. RT8299 from Richtek
Always verify the specific requirements and characteristics of your application to ensure compatibility, as equivalent products may differ in features such as input voltage range, output current, and efficiency.
Features
1. Input Voltage Range: It supports a wide input voltage range from 4.5V to 17V, making it suitable for various applications.
2. Output Voltage: Capable of providing a fixed output voltage as low as 0.8V.
3. Output Current: Delivers an output current of up to 1A.
4. Efficiency: Offers high efficiency with a low quiescent current of 110µA, optimizing power consumption in low-load conditions.
5. Adaptive On-Time Control: Features an adaptive on-time D-CAP2™ control mode for fast transient response.
6. Internal Compensation: Simplifies design by incorporating internal loop compensation, reducing the need for external components.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout to ensure reliable operation.
8. Package: Available in a small, space-saving SOT-23-6 package, facilitating compact circuit designs.
These features make the TPS561208DDCR a versatile choice for applications in consumer electronics, industrial equipment, and other systems requiring efficient voltage regulation.
Pinout
1. VIN: Input voltage supply pin. It provides power to the converter and supports a wide input range.
2. GND: Ground pin. It is the common return path for power and signal grounds.
3. SW: Switch node pin. This pin is connected to the inductor and is part of the buck converter's main switching loop.
4. BOOT: Bootstrap capacitor connection pin. It is used to drive the gate of the high-side MOSFET.
5. FB: Feedback pin. It is used to set the output voltage via a resistor divider network.
6. EN: Enable pin. It is used to enable or disable the device.
7. SS/TR: Soft-start or Tracking pin. It allows control over the startup time of the output voltage.
8. PG: Power Good pin. It indicates whether the output voltage is within the specified range.
This compact design supports efficient power conversion in various applications. For more detailed information, refer to the datasheet from Texas Instruments.