仕様
| 属性 | 値 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 2.7V |
| Voltage - Input (Max) | 6V |
| Voltage - Output (Min/Fixed) | 0.6V |
| Voltage - Output (Max) | 5.5V |
| Current - Output | 1A |
| Frequency - Switching | 1.8MHz ~ 4MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
概要
Description
The TPS628501DRLR is a high-efficiency, step-down (buck) DC-DC converter from Texas Instruments. It is designed to provide a compact, high-performance solution for powering a variety of electronic devices. Key features include a 2.7V to 6V input voltage range, making it suitable for battery-powered applications and systems operating from a 5V rail. It delivers up to 1 A output current with high efficiency across a wide load range.
The converter integrates a 1.5 MHz fixed-frequency operation, allowing for smaller external components and a compact overall solution size. It includes a power-save mode to improve efficiency at light loads, and its low quiescent current further reduces power consumption in standby conditions.
Protection features such as thermal shutdown, overcurrent protection, and undervoltage lockout enhance reliability and robustness. The TPS628501DRLR is housed in a small 2 mm x 2 mm, 6-pin SOT-563 package, making it an ideal choice for space-constrained applications in consumer electronics, industrial equipment, and more.
The converter integrates a 1.5 MHz fixed-frequency operation, allowing for smaller external components and a compact overall solution size. It includes a power-save mode to improve efficiency at light loads, and its low quiescent current further reduces power consumption in standby conditions.
Protection features such as thermal shutdown, overcurrent protection, and undervoltage lockout enhance reliability and robustness. The TPS628501DRLR is housed in a small 2 mm x 2 mm, 6-pin SOT-563 package, making it an ideal choice for space-constrained applications in consumer electronics, industrial equipment, and more.
Equivalent
The TPS628501DRLR is a step-down converter from Texas Instruments. Equivalent products could include:
1. MPM3610 from Monolithic Power Systems: A similar power module offering step-down conversion.
2. LT8609S from Analog Devices: A compact, efficient step-down converter.
3. SY8089 from Silergy: A high-efficiency synchronous step-down regulator.
4. LTC3605 from Analog Devices: A higher-current step-down switching regulator.
Ensure compatibility in terms of electrical characteristics and package type when selecting equivalents.
1. MPM3610 from Monolithic Power Systems: A similar power module offering step-down conversion.
2. LT8609S from Analog Devices: A compact, efficient step-down converter.
3. SY8089 from Silergy: A high-efficiency synchronous step-down regulator.
4. LTC3605 from Analog Devices: A higher-current step-down switching regulator.
Ensure compatibility in terms of electrical characteristics and package type when selecting equivalents.
Features
The TPS628501DRLR is a step-down converter from Texas Instruments designed for applications requiring efficient power conversion. Key features include:
1. Input Voltage Range: Operates from 2.4 V to 5.5 V, making it suitable for various power sources.
2. Output Voltage: Provides a fixed output voltage with high accuracy.
3. Output Current: Supports output currents up to 1 A.
4. Efficiency: High efficiency over a wide load range due to low quiescent current.
5. Switching Frequency: Typically operates at 2.25 MHz, allowing the use of small inductors and capacitors.
6. Low Ripple: Designed for low output voltage ripple, enhancing performance in sensitive applications.
7. Protection Features: Includes over-current protection, short-circuit protection, and thermal shutdown.
8. Package: Available in a small and thermally efficient 6-pin SOT-563 (DRL) package.
9. Soft Start: Integrated soft-start feature to minimize inrush current at startup.
These features make the TPS628501DRLR a versatile choice for portable devices, industrial applications, and any system requiring a reliable and efficient step-down conversion.
1. Input Voltage Range: Operates from 2.4 V to 5.5 V, making it suitable for various power sources.
2. Output Voltage: Provides a fixed output voltage with high accuracy.
3. Output Current: Supports output currents up to 1 A.
4. Efficiency: High efficiency over a wide load range due to low quiescent current.
5. Switching Frequency: Typically operates at 2.25 MHz, allowing the use of small inductors and capacitors.
6. Low Ripple: Designed for low output voltage ripple, enhancing performance in sensitive applications.
7. Protection Features: Includes over-current protection, short-circuit protection, and thermal shutdown.
8. Package: Available in a small and thermally efficient 6-pin SOT-563 (DRL) package.
9. Soft Start: Integrated soft-start feature to minimize inrush current at startup.
These features make the TPS628501DRLR a versatile choice for portable devices, industrial applications, and any system requiring a reliable and efficient step-down conversion.
Pinout
The TPS628501DRLR is a synchronous step-down converter from Texas Instruments. It comes in a 6-pin configuration, housed in a small SOT-563 package. Here are the pin functions:
1. VIN: Input voltage supply. It is the power input for the converter and typically ranges from 2.4V to 5.5V.
2. SW: Switch node. It connects the inductor and is critical for the step-down function, handling the switching voltage.
3. GND: Ground. It serves as the reference ground for the device.
4. FB: Feedback. This pin connects to the output voltage divider to regulate the output voltage.
5. EN: Enable. This pin is used to enable or disable the device. Pulling it high enables the converter.
6. PG: Power Good. An open-drain output that indicates when the output voltage is within regulation.
The TPS628501DRLR is ideal for applications requiring high efficiency and compact size, providing a fixed output voltage with high switching frequency for compact power supply solutions.
1. VIN: Input voltage supply. It is the power input for the converter and typically ranges from 2.4V to 5.5V.
2. SW: Switch node. It connects the inductor and is critical for the step-down function, handling the switching voltage.
3. GND: Ground. It serves as the reference ground for the device.
4. FB: Feedback. This pin connects to the output voltage divider to regulate the output voltage.
5. EN: Enable. This pin is used to enable or disable the device. Pulling it high enables the converter.
6. PG: Power Good. An open-drain output that indicates when the output voltage is within regulation.
The TPS628501DRLR is ideal for applications requiring high efficiency and compact size, providing a fixed output voltage with high switching frequency for compact power supply solutions.
Manufacturer
The TPS628501DRLR is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company that designs and manufactures semiconductors and various integrated circuits. The company is renowned for its innovation and development in analog chips and embedded processors, which are utilized in a wide range of electronic devices and applications. TI's products serve various industries, including automotive, industrial, consumer electronics, telecommunications, and more. The company is recognized for its commitment to quality and engineering excellence, making it a leader in the semiconductor industry.
Application
The TPS628501DRLR is a step-down (buck) DC-DC converter primarily used for efficient power management in various applications. Key application areas include telecommunications, industrial automation, and consumer electronics. It is suitable for powering microcontrollers, FPGAs, and DSPs due to its low power consumption and precise voltage regulation. Additionally, it's used in battery-powered devices, such as portable electronics, for extending battery life. Its compact size and high efficiency make it ideal for space-constrained applications, such as IoT devices and wearable technology. The device is also employed in automotive systems for infotainment and advanced driver-assistance systems (ADAS).
Package
The TPS628501DRLR is a DC-DC step-down converter from Texas Instruments. It comes in a 6-pin WSON (DRL) package type, which is characterized by its compact size, typically measuring about 1.5 x 2.0 mm.
