사양
| 속성 | 가치 |
| 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) | 4.5V |
| Voltage - Input (Max) | 17V |
| Voltage - Output (Min/Fixed) | 0.6V |
| Voltage - Output (Max) | 7V |
| Current - Output | 2A |
| Frequency - Switching | 850kHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
개요
Description
The TPS562231DRLR is a step-down (buck) voltage regulator from Texas Instruments designed for efficient power conversion. It is part of the TPS562231 series, known for its high-performance, low quiescent current, and compact size, making it ideal for space-constrained applications.
This device operates with an input voltage range of 4.5V to 18V and delivers an output current of up to 2A. It features a fixed 560 kHz switching frequency, which balances efficiency and component size, and utilizes an advanced current mode control for fast transient response and simple loop compensation. The TPS562231DRLR also includes various protection features, such as overcurrent protection (OCP), overvoltage protection (OVP), and thermal shutdown, ensuring reliable operation under varying conditions.
The regulator comes in a small SOT-23 package, making it suitable for applications like consumer electronics, industrial automation, and communication equipment where space efficiency is critical. Its high efficiency and low power consumption make it an excellent choice for battery-operated devices.
This device operates with an input voltage range of 4.5V to 18V and delivers an output current of up to 2A. It features a fixed 560 kHz switching frequency, which balances efficiency and component size, and utilizes an advanced current mode control for fast transient response and simple loop compensation. The TPS562231DRLR also includes various protection features, such as overcurrent protection (OCP), overvoltage protection (OVP), and thermal shutdown, ensuring reliable operation under varying conditions.
The regulator comes in a small SOT-23 package, making it suitable for applications like consumer electronics, industrial automation, and communication equipment where space efficiency is critical. Its high efficiency and low power consumption make it an excellent choice for battery-operated devices.
Equivalent
The TPS562231DRLR is a DC-DC buck converter from Texas Instruments. Equivalent products include:
1. MPM3610 from Monolithic Power Systems.
2. RT8299 from Richtek.
3. AP63205 from Diodes Incorporated.
4. LMR33630 from Texas Instruments (higher current).
5. MIC23150 from Microchip.
Ensure compatibility with your application specifications such as input voltage, output current, efficiency, and package type when selecting an equivalent.
1. MPM3610 from Monolithic Power Systems.
2. RT8299 from Richtek.
3. AP63205 from Diodes Incorporated.
4. LMR33630 from Texas Instruments (higher current).
5. MIC23150 from Microchip.
Ensure compatibility with your application specifications such as input voltage, output current, efficiency, and package type when selecting an equivalent.
Features
The TPS562231DRLR is a step-down (buck) DC-DC converter with several key features. It operates with a wide input voltage range of 4.5V to 18V, making it suitable for various applications. The device can deliver up to 2A of continuous output current and supports a fixed switching frequency of 500 kHz, which helps minimize external component size and cost.
The TPS562231DRLR features an integrated high-side MOSFET, which enhances efficiency and reduces the need for external components. Its advanced control topology ensures fast transient response and good stability. The device also includes internal compensation, soft-start, and frequency foldback, improving safety and performance during operation.
Additional features include overcurrent protection, thermal shutdown, and undervoltage lockout, which safeguard the device and connected circuits from damage under fault conditions. The device is available in a small, thermally enhanced SOT-23 package, making it suitable for space-constrained applications. Overall, the TPS562231DRLR is a versatile and efficient solution for powering a wide range of electronic devices.
The TPS562231DRLR features an integrated high-side MOSFET, which enhances efficiency and reduces the need for external components. Its advanced control topology ensures fast transient response and good stability. The device also includes internal compensation, soft-start, and frequency foldback, improving safety and performance during operation.
Additional features include overcurrent protection, thermal shutdown, and undervoltage lockout, which safeguard the device and connected circuits from damage under fault conditions. The device is available in a small, thermally enhanced SOT-23 package, making it suitable for space-constrained applications. Overall, the TPS562231DRLR is a versatile and efficient solution for powering a wide range of electronic devices.
Pinout
The TPS562231DRLR is a synchronous buck converter from Texas Instruments. It typically comes in an 8-pin plastic Small Outline Transistor (SOT-23) package. Here’s a brief overview of its pin functions:
1. BOOT: Bootstrap pin. Connect a bootstrap capacitor between this pin and SW to supply the gate drive voltage for the high-side MOSFET.
2. VIN: Input voltage supply pin. Connect to the supply voltage.
3. SW: Switch node. Connect to the inductor and rectifying diode.
4. GND: Ground connection.
5. FB: Feedback pin. Connect to a resistor divider from the output to adjust the regulated output voltage.
6. EN: Enable pin. Used to enable or disable the device.
7. VREG5: Internal 5-V regulator output. (This pin may not be accessible on all versions, but is part of the internal architecture for IC operation).
8. SS/TR: Soft-start or tracking pin. Connect a capacitor to this pin to set the soft-start time.
The TPS562231DRLR is designed for step-down power conversion, suitable for applications requiring high efficiency and compact size.
1. BOOT: Bootstrap pin. Connect a bootstrap capacitor between this pin and SW to supply the gate drive voltage for the high-side MOSFET.
2. VIN: Input voltage supply pin. Connect to the supply voltage.
3. SW: Switch node. Connect to the inductor and rectifying diode.
4. GND: Ground connection.
5. FB: Feedback pin. Connect to a resistor divider from the output to adjust the regulated output voltage.
6. EN: Enable pin. Used to enable or disable the device.
7. VREG5: Internal 5-V regulator output. (This pin may not be accessible on all versions, but is part of the internal architecture for IC operation).
8. SS/TR: Soft-start or tracking pin. Connect a capacitor to this pin to set the soft-start time.
The TPS562231DRLR is designed for step-down power conversion, suitable for applications requiring high efficiency and compact size.
Manufacturer
The TPS562231DRLR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of analog and embedded processing chips. Founded in 1930 and headquartered in Dallas, Texas, TI is known for its innovation and leadership in the semiconductor industry. The company serves a diverse range of markets, including automotive, industrial, personal electronics, and communications equipment. TI's products are essential components in various electronic devices, providing solutions for power management, data conversion, signal processing, and other critical functions.
Application
The TPS562231DRLR is a synchronous buck converter primarily used in applications requiring efficient power conversion. Key application areas include:
1. Consumer Electronics: Power management in devices like smartphones, tablets, and laptops.
2. Industrial Systems: Power supply for control systems, automation equipment, and sensors.
3. Telecommunications: Supporting infrastructure such as modems and routers.
4. Automotive Electronics: Power distribution in infotainment systems and advanced driver-assistance systems (ADAS).
5. Embedded Systems: Supplying power to microcontrollers and FPGAs in various embedded solutions.
Its compact design, high efficiency, and wide input voltage range make it versatile for multiple applications requiring reliable DC-DC conversion.
1. Consumer Electronics: Power management in devices like smartphones, tablets, and laptops.
2. Industrial Systems: Power supply for control systems, automation equipment, and sensors.
3. Telecommunications: Supporting infrastructure such as modems and routers.
4. Automotive Electronics: Power distribution in infotainment systems and advanced driver-assistance systems (ADAS).
5. Embedded Systems: Supplying power to microcontrollers and FPGAs in various embedded solutions.
Its compact design, high efficiency, and wide input voltage range make it versatile for multiple applications requiring reliable DC-DC conversion.
Package
The TPS562231DRLR is a step-down converter from Texas Instruments, housed in an SOT-563 package. This package is compact, featuring a small outline with six leads, designed for efficient power conversion in space-constrained applications.
