仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 2V |
| Voltage-Input(Max) | 6V |
| Voltage-Output(Min/Fixed) | 0.6V |
| Voltage-Output(Max) | 6V |
| Current-Output | 600mA |
| Frequency-Switching | 2.25MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | SOT-23-5 Thin, TSOT-23-5 |
概要
Description
The TPS62260DDCR is a high-efficiency step-down DC-DC converter from Texas Instruments. It is designed for low-power applications requiring a compact size and minimal external components. This integrated circuit provides a fixed 2.25 MHz switching frequency, which allows the use of tiny surface-mount inductors and capacitors, thus minimizing the overall solution footprint.
Key features include a wide input voltage range from 2 V to 6 V, making it suitable for single-cell Li-Ion or multi-cell alkaline battery-powered applications. It can deliver up to 600 mA of output current, with output voltage options ranging from 0.6 V to 6 V. The device also offers excellent light-load efficiency, consuming only 15 µA of quiescent current, which extends battery life in portable devices.
The TPS62260DDCR includes various protective features, such as thermal shutdown and overcurrent protection, ensuring reliable operation under different conditions. Its small 2 mm × 2 mm WSON package makes it ideal for space-constrained designs. Overall, this converter is suitable for powering microcontrollers, wireless receivers, and other low-power digital circuits.
Key features include a wide input voltage range from 2 V to 6 V, making it suitable for single-cell Li-Ion or multi-cell alkaline battery-powered applications. It can deliver up to 600 mA of output current, with output voltage options ranging from 0.6 V to 6 V. The device also offers excellent light-load efficiency, consuming only 15 µA of quiescent current, which extends battery life in portable devices.
The TPS62260DDCR includes various protective features, such as thermal shutdown and overcurrent protection, ensuring reliable operation under different conditions. Its small 2 mm × 2 mm WSON package makes it ideal for space-constrained designs. Overall, this converter is suitable for powering microcontrollers, wireless receivers, and other low-power digital circuits.
Equivalent
The TPS62260DDCR is a step-down converter from Texas Instruments. Equivalent products include:
1. Microchip MCP16301 - A high-efficiency buck converter.
2. ON Semiconductor NCP1529 - An efficient step-down converter.
3. Analog Devices ADP2108 - A small, efficient buck converter.
4. Maxim Integrated MAX16956 - Offers similar functionality for automotive applications.
These alternatives provide similar voltage regulation and power efficiency. Ensure compatibility with specific project requirements when choosing substitutes.
1. Microchip MCP16301 - A high-efficiency buck converter.
2. ON Semiconductor NCP1529 - An efficient step-down converter.
3. Analog Devices ADP2108 - A small, efficient buck converter.
4. Maxim Integrated MAX16956 - Offers similar functionality for automotive applications.
These alternatives provide similar voltage regulation and power efficiency. Ensure compatibility with specific project requirements when choosing substitutes.
Features
The TPS62260DDCR is a high-efficiency step-down DC-DC converter from Texas Instruments. It features a 2.25 MHz fixed frequency operation, which allows the use of small inductors and capacitors, making it suitable for compact designs. The device supports input voltages ranging from 2 V to 6 V and provides an adjustable output voltage between 0.6 V and the input voltage level. It can deliver up to 600 mA of output current. The TPS62260 has a high efficiency of up to 95%, which helps in reducing power loss and improving thermal performance.
The converter also includes features like Power Save Mode to enhance efficiency at light loads, soft start to minimize inrush current, and thermal shutdown protection. It comes in a small, 2x2 mm SON package, making it ideal for portable and battery-powered applications. The device is designed to be RoHS compliant and is suitable for use in a variety of applications, including mobile phones, personal digital assistants (PDAs), and other handheld devices.
The converter also includes features like Power Save Mode to enhance efficiency at light loads, soft start to minimize inrush current, and thermal shutdown protection. It comes in a small, 2x2 mm SON package, making it ideal for portable and battery-powered applications. The device is designed to be RoHS compliant and is suitable for use in a variety of applications, including mobile phones, personal digital assistants (PDAs), and other handheld devices.
Pinout
The TPS62260DDCR is a step-down DC-DC converter from Texas Instruments. It comes in a 6-pin small outline no-lead (SON) package. Here’s a brief description of its function and pin configuration:
1. Vin (Pin 1): This is the input voltage supply pin. It accepts a voltage range typically from 2.0V to 6.0V.
2. GND (Pin 2): Ground pin for the device, providing the reference for all other voltages.
3. SW (Pin 3): Switch pin connected to the inductor, facilitating the energy transfer in the step-down process.
4. FB (Pin 4): Feedback pin used for voltage regulation. It connects to an external resistor divider from the output of the converter to set the desired output voltage.
5. Enable (EN) (Pin 5): A control pin that enables or disables the device. When high, the device operates normally, and when low, it enters shutdown mode to save power.
6. Vout (Pin 6): Output voltage pin that connects to the output capacitor and provides the regulated output voltage.
The TPS62260DDCR is designed for high efficiency, providing up to 600mA of output current and is suitable for portable and battery-powered applications.
1. Vin (Pin 1): This is the input voltage supply pin. It accepts a voltage range typically from 2.0V to 6.0V.
2. GND (Pin 2): Ground pin for the device, providing the reference for all other voltages.
3. SW (Pin 3): Switch pin connected to the inductor, facilitating the energy transfer in the step-down process.
4. FB (Pin 4): Feedback pin used for voltage regulation. It connects to an external resistor divider from the output of the converter to set the desired output voltage.
5. Enable (EN) (Pin 5): A control pin that enables or disables the device. When high, the device operates normally, and when low, it enters shutdown mode to save power.
6. Vout (Pin 6): Output voltage pin that connects to the output capacitor and provides the regulated output voltage.
The TPS62260DDCR is designed for high efficiency, providing up to 600mA of output current and is suitable for portable and battery-powered applications.
Manufacturer
The TPS62260DDCR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a broad range of analog and embedded processing chips. These chips are used in a variety of electronic systems and devices, such as industrial equipment, automotive applications, personal electronics, and communications infrastructure. TI is well-known for its innovation in analog technologies, digital signal processing (DSP), and microcontroller (MCU) solutions. The company is recognized for its extensive product portfolio, which serves a broad range of industries and applications. Texas Instruments stands out for its commitment to research and development, which allows it to introduce new and cutting-edge technologies to its customers.
Application
The TPS62260DDCR is a step-down DC-DC converter optimized for battery-powered applications. It is commonly used in areas such as smartphones, GPS devices, portable media players, and other handheld electronics that require efficient power regulation. Its compact size and high efficiency make it suitable for applications where space and power savings are critical. Additionally, it can be used in industrial and medical devices that demand reliable power management in a small form factor. The converter is also applicable in low-power wireless communication devices and sensors, where maintaining battery life is crucial. Its ability to provide a stable output voltage from a varying input voltage makes it versatile for numerous portable and low-power applications.
Package
The TPS62260DDCR is a step-down converter from Texas Instruments, packaged in a 6-pin SOT-563 package.
