規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 2.4V |
| Voltage-Input(Max) | 5.5V |
| Voltage-Output(Min/Fixed) | 0.6V |
| Voltage-Output(Max) | 4V |
| Current-Output | 2A |
| Frequency-Switching | 2.2MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-VFDFN |
概述
Description
The TPS62822DLCR is a high-efficiency, step-down (buck) DC-DC converter from Texas Instruments. It is designed to provide a stable output voltage from a variable input voltage, making it suitable for various power management applications. Key features include an input voltage range of 2.4V to 5.5V, an adjustable output voltage down to 0.6V, and a maximum output current of 2A. This makes it ideal for powering low-voltage digital circuits in battery-powered devices.
The device utilizes a synchronous rectification topology, improving efficiency and minimizing power losses. It also features a low quiescent current, which prolongs battery life in portable applications. The compact package and small external component requirements make it suitable for space-constrained designs.
Additional features include a power-save mode for light-load efficiency, a precise enable input for power sequencing, and internal soft-start to limit inrush current during startup. Its robust protection features, such as overcurrent and thermal shutdown, enhance reliability in various operational environments.
The device utilizes a synchronous rectification topology, improving efficiency and minimizing power losses. It also features a low quiescent current, which prolongs battery life in portable applications. The compact package and small external component requirements make it suitable for space-constrained designs.
Additional features include a power-save mode for light-load efficiency, a precise enable input for power sequencing, and internal soft-start to limit inrush current during startup. Its robust protection features, such as overcurrent and thermal shutdown, enhance reliability in various operational environments.
Equivalent
The TPS62822DLCR is a step-down converter from Texas Instruments. Equivalent products could include:
1. MAX17225 from Maxim Integrated: A synchronous step-down converter.
2. LT8609S from Analog Devices: Known for its low power consumption.
3. AP63300 from Diodes Incorporated: A synchronous buck converter.
4. NCP11506 from ON Semiconductor: Offers similar voltage regulation.
Ensure compatibility with your application specifications when choosing an equivalent.
1. MAX17225 from Maxim Integrated: A synchronous step-down converter.
2. LT8609S from Analog Devices: Known for its low power consumption.
3. AP63300 from Diodes Incorporated: A synchronous buck converter.
4. NCP11506 from ON Semiconductor: Offers similar voltage regulation.
Ensure compatibility with your application specifications when choosing an equivalent.
Features
The TPS62822DLCR is a high-efficiency, step-down DC-DC converter from Texas Instruments. It features a wide input voltage range, typically from 2.4V to 5.5V, making it suitable for applications powered by a single-cell Li-Ion battery or 5V bus. The converter delivers up to 1.5A output current with high efficiency, even at light loads, due to its efficient power-save mode.
Key features include a fixed-frequency operation at 2.25 MHz, which minimizes interference with wireless transmissions, and an adjustable output voltage, typically ranging from 0.6V to the input voltage. The device offers an enable pin for easy power sequencing and a power-good signal for system monitoring. It also includes overcurrent protection, thermal shutdown, and short-circuit protection to enhance reliability.
With its compact 2mm x 2mm VSON package, the TPS62822DLCR is designed for space-constrained applications, such as smartphones, wearables, and portable electronics, offering a balance of performance, efficiency, and size.
Key features include a fixed-frequency operation at 2.25 MHz, which minimizes interference with wireless transmissions, and an adjustable output voltage, typically ranging from 0.6V to the input voltage. The device offers an enable pin for easy power sequencing and a power-good signal for system monitoring. It also includes overcurrent protection, thermal shutdown, and short-circuit protection to enhance reliability.
With its compact 2mm x 2mm VSON package, the TPS62822DLCR is designed for space-constrained applications, such as smartphones, wearables, and portable electronics, offering a balance of performance, efficiency, and size.
Pinout
The TPS62822DLCR is a synchronous step-down converter from Texas Instruments. It comes in a 6-pin VSON (DLC) package. The key functions of the pins are:
1. VIN: Input voltage supply pin. It is where the input voltage is applied.
2. SW: Switch pin. It connects to the inductor and aids in step-down conversion by switching.
3. GND: Ground pin. It serves as the return path for the input voltage.
4. FB: Feedback pin. It is used to set the output voltage by connecting it to the center of a resistor divider network from the output voltage to GND.
5. EN: Enable pin. This pin allows the converter to be turned on or off; connecting it high enables the device.
6. PG: Power Good pin. This pin indicates whether the output voltage is within a certain range, typically used for sequencing or fault detection.
This concise information summarizes the pin count and function of the TPS62822DLCR within the word limit.
1. VIN: Input voltage supply pin. It is where the input voltage is applied.
2. SW: Switch pin. It connects to the inductor and aids in step-down conversion by switching.
3. GND: Ground pin. It serves as the return path for the input voltage.
4. FB: Feedback pin. It is used to set the output voltage by connecting it to the center of a resistor divider network from the output voltage to GND.
5. EN: Enable pin. This pin allows the converter to be turned on or off; connecting it high enables the device.
6. PG: Power Good pin. This pin indicates whether the output voltage is within a certain range, typically used for sequencing or fault detection.
This concise information summarizes the pin count and function of the TPS62822DLCR within the word limit.
Manufacturer
The TPS62822DLCR is manufactured by Texas Instruments. Texas Instruments, commonly referred to as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits. The company is a major player in the electronics industry, known for its innovations in analog technology, digital signal processing, and microcontrollers, among other areas. TI serves a wide range of markets, including consumer electronics, automotive, industrial, and communications.
Application
The TPS62822DLCR is a highly efficient step-down converter commonly used in various applications requiring precise power management. Its primary application areas include wireless communication devices, such as smartphones and tablets, where it helps manage battery power efficiently. It's also used in portable electronics, wearables, and IoT devices due to its compact size and low power consumption. Additionally, it finds application in industrial and medical equipment, offering reliable power conversion for sensors and processors. The TPS62822DLCR's wide input voltage range and high efficiency make it suitable for power-sensitive designs requiring stable and efficient voltage regulation.
Package
The TPS62822DLCR is a step-down converter from Texas Instruments, provided in a VSON (Very Small Outline No-lead) package type with 6 pins. This packaging is compact, making it suitable for space-constrained applications.
