規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR),Bulk |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Fixed |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 2V |
| Voltage - Input (Max) | 6V |
| Voltage - Output (Min/Fixed) | 1.8V |
| Current - Output | 600mA |
| Frequency - Switching | 2.25MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
概述
Description
The TPS62261DRVR is a step-down DC-DC converter designed by Texas Instruments. It operates at high efficiency and is ideal for portable and battery-powered applications. This converter provides an output current of up to 600 mA and supports output voltages as low as 0.6V, making it versatile for various low-voltage requirements.
Key features include a wide input voltage range from 2V to 6V, allowing compatibility with several battery types. Its fixed-frequency operation at 2.25 MHz reduces interference and allows for the use of small external components, contributing to a compact design. The device also features a Power Save Mode to enhance efficiency at light loads, ensuring prolonged battery life.
The TPS62261DRVR is housed in a small 6-pin SON package, making it suitable for space-constrained applications. It includes over-current and thermal protection to ensure reliable performance. The converter is commonly used in smartphones, tablets, and other portable devices where efficient power management is crucial.
Key features include a wide input voltage range from 2V to 6V, allowing compatibility with several battery types. Its fixed-frequency operation at 2.25 MHz reduces interference and allows for the use of small external components, contributing to a compact design. The device also features a Power Save Mode to enhance efficiency at light loads, ensuring prolonged battery life.
The TPS62261DRVR is housed in a small 6-pin SON package, making it suitable for space-constrained applications. It includes over-current and thermal protection to ensure reliable performance. The converter is commonly used in smartphones, tablets, and other portable devices where efficient power management is crucial.
Equivalent
The TPS62261DRVR is a step-down DC-DC converter by Texas Instruments. Equivalent products from other manufacturers include:
1. LMR16006X - by Texas Instruments
2. MIC23050 - by Microchip Technology
3. AP65211 - by Diodes Incorporated
4. LTC3405A - by Analog Devices
5. MPM3610 - by Monolithic Power Systems
These products offer similar functionality in terms of voltage regulation and are suitable for similar applications. Always check specifications for exact compatibility.
1. LMR16006X - by Texas Instruments
2. MIC23050 - by Microchip Technology
3. AP65211 - by Diodes Incorporated
4. LTC3405A - by Analog Devices
5. MPM3610 - by Monolithic Power Systems
These products offer similar functionality in terms of voltage regulation and are suitable for similar applications. Always check specifications for exact compatibility.
Features
The TPS62261DRVR is a high-efficiency synchronous step-down DC-DC converter. It offers several key features:
1. Input Voltage Range: It operates with an input voltage range of 2.0 V to 6.0 V, making it suitable for applications powered by single-cell Li-ion batteries or multi-cell alkaline/NiMH batteries.
2. Output Voltage: The device provides a fixed output voltage option, typically 1.8 V, while adjustable versions can be set with external resistors.
3. Efficiency: It achieves high efficiency, up to 95%, due to its synchronous rectification and low quiescent current.
4. Load Current: It supports an output current up to 500 mA.
5. Switching Frequency: The typical switching frequency is 2.25 MHz, allowing for the use of small surface-mount inductors and capacitors.
6. Soft Start and Enable: It includes a built-in soft start to limit inrush current and an enable pin for power sequencing and control.
7. Compact Package: The device comes in a small, thermally efficient 6-pin WSON package.
8. Protection Features: It includes over-temperature and over-current protection for improved reliability.
These features make it ideal for portable and battery-powered applications.
1. Input Voltage Range: It operates with an input voltage range of 2.0 V to 6.0 V, making it suitable for applications powered by single-cell Li-ion batteries or multi-cell alkaline/NiMH batteries.
2. Output Voltage: The device provides a fixed output voltage option, typically 1.8 V, while adjustable versions can be set with external resistors.
3. Efficiency: It achieves high efficiency, up to 95%, due to its synchronous rectification and low quiescent current.
4. Load Current: It supports an output current up to 500 mA.
5. Switching Frequency: The typical switching frequency is 2.25 MHz, allowing for the use of small surface-mount inductors and capacitors.
6. Soft Start and Enable: It includes a built-in soft start to limit inrush current and an enable pin for power sequencing and control.
7. Compact Package: The device comes in a small, thermally efficient 6-pin WSON package.
8. Protection Features: It includes over-temperature and over-current protection for improved reliability.
These features make it ideal for portable and battery-powered applications.
Pinout
The TPS62261DRVR is a step-down DC-DC converter from Texas Instruments. It comes in a 6-pin WSON (DRC) package. Here is a brief overview of its pin functions:
1. VIN (Pin 1): Input voltage pin where the supply voltage is connected.
2. GND (Pin 2): Ground pin for the converter.
3. SW (Pin 3): Switch pin connected to the inductor and the output capacitor.
4. FB (Pin 4): Feedback pin used to set the output voltage with an external resistor divider.
5. EN (Pin 5): Enable pin used to turn the device on or off.
6. VOS (Pin 6): Output voltage sense pin for improved load regulation.
The TPS62261DRVR is designed for low power applications and provides high efficiency in a small package, making it suitable for battery-powered devices.
1. VIN (Pin 1): Input voltage pin where the supply voltage is connected.
2. GND (Pin 2): Ground pin for the converter.
3. SW (Pin 3): Switch pin connected to the inductor and the output capacitor.
4. FB (Pin 4): Feedback pin used to set the output voltage with an external resistor divider.
5. EN (Pin 5): Enable pin used to turn the device on or off.
6. VOS (Pin 6): Output voltage sense pin for improved load regulation.
The TPS62261DRVR is designed for low power applications and provides high efficiency in a small package, making it suitable for battery-powered devices.
Manufacturer
The manufacturer of the TPS62261DRVR is Texas Instruments Incorporated (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. TI is primarily known for its development of analog chips and embedded processors, which are crucial components in a wide range of electronic devices. The company operates in multiple sectors, including industrial, automotive, personal electronics, communications equipment, and enterprise systems. Texas Instruments is recognized for its innovation in the semiconductor industry and has a strong focus on research and development to advance technology and produce efficient, reliable, and high-performance components.
Application
The TPS62261DRVR is a step-down DC-DC converter designed for applications requiring efficient voltage regulation. Key application areas include portable electronics, smartphones, and tablets due to its small form factor and high efficiency. It is also used in low-power wireless communication devices, such as Bluetooth and Zigbee modules, because of its ability to provide consistent power output with minimal energy loss. Additionally, the converter is employed in industrial and medical equipment where precise voltage regulation is critical. Its capacity to operate with a low input voltage makes it suitable for battery-powered devices, extending battery life in various consumer electronics.
Package
The TPS62261DRVR is a step-down converter from Texas Instruments, offered in a 6-pin WSON (DRV) package. The WSON package is compact, enhancing thermal performance and is suitable for space-constrained applications.
