仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Fixed |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 2.5V |
| Voltage-Input(Max) | 6V |
| Voltage-Output(Min/Fixed) | 1.2V |
| Current-Output | 300mA |
| Frequency-Switching | 1MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | SC-74A, SOT-753 |
概要
Description
The TPS62207DBVR is a high-efficiency step-down (buck) DC-DC converter from Texas Instruments. Designed for portable and battery-powered applications, it efficiently reduces a higher input voltage to a lower output voltage, making it ideal for devices requiring stable power. The converter operates over an input voltage range of 2.0V to 6.0V and can deliver an output current of up to 300mA. It features a fixed output voltage option, typically set during manufacturing, and operates at a 1.25 MHz switching frequency, allowing for the use of small external components and a compact overall design.
The device includes automatic pulse frequency modulation (PFM) and pulse width modulation (PWM) mode changing, optimizing efficiency across various load conditions. With a low quiescent current, it extends battery life in portable applications. The TPS62207DBVR is housed in a small SOT-23 package, making it suitable for space-constrained applications. Additionally, it includes features like short-circuit protection, thermal shutdown, and an enable pin for powering down the device when not in use.
The device includes automatic pulse frequency modulation (PFM) and pulse width modulation (PWM) mode changing, optimizing efficiency across various load conditions. With a low quiescent current, it extends battery life in portable applications. The TPS62207DBVR is housed in a small SOT-23 package, making it suitable for space-constrained applications. Additionally, it includes features like short-circuit protection, thermal shutdown, and an enable pin for powering down the device when not in use.
Equivalent
The TPS62207DBVR is a step-down converter from Texas Instruments. Equivalent products from other manufacturers include:
1. LM3670MF-ADJ/NOPB by Texas Instruments - A similar step-down converter.
2. MIC5209-3.3YM by Microchip Technology - Offers similar voltage regulation capabilities.
3. MP2307DN by Monolithic Power Systems - A compact synchronous step-down regulator.
Always check datasheets to ensure compatibility with your specific application requirements.
1. LM3670MF-ADJ/NOPB by Texas Instruments - A similar step-down converter.
2. MIC5209-3.3YM by Microchip Technology - Offers similar voltage regulation capabilities.
3. MP2307DN by Monolithic Power Systems - A compact synchronous step-down regulator.
Always check datasheets to ensure compatibility with your specific application requirements.
Features
The TPS62207DBVR is a step-down converter designed by Texas Instruments. It is known for its efficiency and compact size, making it suitable for battery-powered applications. Key features include:
1. Input Voltage Range: Operates with an input voltage range from 2.0 V to 6.0 V, making it suitable for single-cell Li-Ion batteries.
2. Output Voltage: It provides a fixed output voltage option, typically around 1.8 V.
3. Efficiency: Offers high efficiency across a wide load range, which is crucial for extending battery life.
4. Output Current: Capable of delivering up to 300 mA output current.
5. Low Quiescent Current: Features a low quiescent current, which further aids in conserving battery life during low-load conditions.
6. Switching Frequency: Operates with a switching frequency of 2.25 MHz, allowing the use of small inductors and capacitors, which minimizes the solution size.
7. Thermal Protection: Includes overtemperature protection to prevent damage from overheating.
8. Package: Available in a small 5-pin SOT-23 package, further enhancing its suitability for space-constrained applications.
These features make the TPS62207DBVR an efficient and versatile choice for portable and battery-operated devices.
1. Input Voltage Range: Operates with an input voltage range from 2.0 V to 6.0 V, making it suitable for single-cell Li-Ion batteries.
2. Output Voltage: It provides a fixed output voltage option, typically around 1.8 V.
3. Efficiency: Offers high efficiency across a wide load range, which is crucial for extending battery life.
4. Output Current: Capable of delivering up to 300 mA output current.
5. Low Quiescent Current: Features a low quiescent current, which further aids in conserving battery life during low-load conditions.
6. Switching Frequency: Operates with a switching frequency of 2.25 MHz, allowing the use of small inductors and capacitors, which minimizes the solution size.
7. Thermal Protection: Includes overtemperature protection to prevent damage from overheating.
8. Package: Available in a small 5-pin SOT-23 package, further enhancing its suitability for space-constrained applications.
These features make the TPS62207DBVR an efficient and versatile choice for portable and battery-operated devices.
Pinout
The TPS62207DBVR is a step-down converter (also known as a buck converter) from Texas Instruments. It comes in a 5-pin SOT-23 package. Here is a brief overview of its pin count and functions:
1. Pin 1 (EN): This is the enable pin. It is used to turn the device on or off. Driving this pin high enables the device, while driving it low disables it.
2. Pin 2 (GND): This is the ground pin. It serves as the reference point for the circuit, connecting to the negative terminal of the input and output.
3. Pin 3 (SW): This is the switch pin. It connects to the internal power switch and the inductor, and is used for the power conversion process.
4. Pin 4 (VIN): This is the input voltage pin. It receives the input voltage that the device will regulate down to the desired output level.
5. Pin 5 (VOUT): This is the output voltage pin. It provides the regulated output voltage to the load.
These pins work together to convert a higher input voltage to a lower, stable output voltage, suitable for various applications.
1. Pin 1 (EN): This is the enable pin. It is used to turn the device on or off. Driving this pin high enables the device, while driving it low disables it.
2. Pin 2 (GND): This is the ground pin. It serves as the reference point for the circuit, connecting to the negative terminal of the input and output.
3. Pin 3 (SW): This is the switch pin. It connects to the internal power switch and the inductor, and is used for the power conversion process.
4. Pin 4 (VIN): This is the input voltage pin. It receives the input voltage that the device will regulate down to the desired output level.
5. Pin 5 (VOUT): This is the output voltage pin. It provides the regulated output voltage to the load.
These pins work together to convert a higher input voltage to a lower, stable output voltage, suitable for various applications.
Manufacturer
The TPS62207DBVR is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company known for designing and manufacturing semiconductors and integrated circuits. The company produces a wide range of products, including analog chips, digital signal processors, and microcontrollers, serving various industries such as automotive, consumer electronics, communications, and industrial sectors.
Application
The TPS62207DBVR is a step-down converter that is widely used in battery-powered and portable applications due to its high efficiency and low power consumption. Common application areas include mobile phones, tablets, digital cameras, and wearable devices. It is also used in industrial and medical equipment requiring efficient power management. Its compact size and low output voltage ripple make it ideal for point-of-load regulation in microcontroller and DSP systems. Additionally, it is employed in wireless communication equipment and Internet of Things (IoT) devices where space-saving and energy efficiency are critical.
Package
The TPS62207DBVR is a step-down converter from Texas Instruments and comes in a DBV package, which is a 5-pin SOT-23 (Small Outline Transistor) package. This package type is compact, suitable for surface mounting, and is commonly used for small electronic devices requiring efficient power management.
