仕様
| 属性 | 値 |
| Package / Case | 1 |
| Series | Tape & Reel (TR),Cut Tape (CT) |
| Function | Active |
| Output Configuration | Step-Down |
| Topology | Positive |
| Output Type | Buck |
| Number of Outputs | Adjustable |
| Voltage - Input (Min) | 1 |
| Voltage - Input (Max) | 4.3V |
| Voltage - Output (Min/Fixed) | 17V |
| Voltage - Output (Max) | 0.804V |
| Current - Output | 7V |
| Frequency - Switching | 2A |
| Synchronous Rectifier | 580kHz |
| Operating Temperature | Yes |
| Mounting Type | -40°C ~ 150°C |
概要
Description
The TPS562202DRLR is a synchronous buck converter from Texas Instruments, designed for efficient step-down voltage conversion. Part of the TPS562202 series, it is optimized for high-performance applications requiring compact size and low power loss. This device can support an input voltage range from 4.5V to 17V and provides up to 2A of continuous output current with high efficiency, making it suitable for various power management applications in consumer electronics, telecom, and industrial systems.
Key features include a fixed 580kHz switching frequency, which helps reduce the size of external components, and an integrated high-side and low-side MOSFET for minimal external circuitry. The TPS562202DRLR also offers fast transient response, internal compensation, and supports both low dropout operation and pulse skipping mode at light loads for improved efficiency. Protections include output overvoltage, overcurrent, and thermal shutdown. Housed in a small SOT-23-6 package, it is ideal for space-constrained designs. Overall, the TPS562202DRLR provides a reliable and efficient solution for DC-DC conversion needs.
Key features include a fixed 580kHz switching frequency, which helps reduce the size of external components, and an integrated high-side and low-side MOSFET for minimal external circuitry. The TPS562202DRLR also offers fast transient response, internal compensation, and supports both low dropout operation and pulse skipping mode at light loads for improved efficiency. Protections include output overvoltage, overcurrent, and thermal shutdown. Housed in a small SOT-23-6 package, it is ideal for space-constrained designs. Overall, the TPS562202DRLR provides a reliable and efficient solution for DC-DC conversion needs.
Equivalent
The TPS562202DRLR is a DC-DC buck converter from Texas Instruments. Equivalent products include the LM2596 from Texas Instruments, the MP1584 from MPS (Monolithic Power Systems), the LM2675 from Texas Instruments, and the XL4015 from XLSEMI. These alternatives share similar features such as voltage range and current output, but specific capabilities and limitations should be compared based on your application requirements. Always check datasheets for compatibility.
Features
The TPS562202DRLR is a synchronous step-down DC-DC converter designed by Texas Instruments. It features a 4.5 V to 17 V input voltage range, making it suitable for various applications such as consumer electronics, industrial equipment, and communication systems. The device can deliver a continuous output current of up to 2 A with high efficiency. It operates at a fixed frequency of 580 kHz, which helps in reducing the output voltage ripple and optimizing the design of the external components.
The TPS562202DRLR includes several protection features to enhance reliability, such as overcurrent protection, thermal shutdown, and undervoltage lockout. It also supports a wide output voltage range, adjustable via an external resistor divider, and features an enable pin for easy power sequencing. The device comes in a compact SOT-23 package, which is ideal for space-constrained applications. Its fast transient response and low quiescent current further enhance its performance in portable and battery-powered applications.
The TPS562202DRLR includes several protection features to enhance reliability, such as overcurrent protection, thermal shutdown, and undervoltage lockout. It also supports a wide output voltage range, adjustable via an external resistor divider, and features an enable pin for easy power sequencing. The device comes in a compact SOT-23 package, which is ideal for space-constrained applications. Its fast transient response and low quiescent current further enhance its performance in portable and battery-powered applications.
Pinout
The TPS562202DRLR is a step-down (buck) DC-DC converter from Texas Instruments. It is specifically designed for applications requiring efficient power conversion from a wide input voltage range. The device comes in a 6-pin SOT-563 package. Here’s a brief overview of its pin functions:
1. VIN: Input voltage pin. Connect this to the supply voltage.
2. SW: Switch node pin. Connect this to the inductor.
3. GND: Ground pin. Reference point for the device.
4. FB: Feedback pin. Connect this to a resistor divider from the output to set the output voltage.
5. EN: Enable pin. Used to enable or disable the device.
6. BOOT: Bootstrap pin. Connect this to a capacitor for a bootstrap circuit to drive the internal MOSFET gate.
These pins support the device’s primary function, which is to step down higher DC voltages to a stable, lower DC output, suitable for powering various electronic circuits.
1. VIN: Input voltage pin. Connect this to the supply voltage.
2. SW: Switch node pin. Connect this to the inductor.
3. GND: Ground pin. Reference point for the device.
4. FB: Feedback pin. Connect this to a resistor divider from the output to set the output voltage.
5. EN: Enable pin. Used to enable or disable the device.
6. BOOT: Bootstrap pin. Connect this to a capacitor for a bootstrap circuit to drive the internal MOSFET gate.
These pins support the device’s primary function, which is to step down higher DC voltages to a stable, lower DC output, suitable for powering various electronic circuits.
Manufacturer
The TPS562202DRLR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company known for its design and manufacture of a wide range of semiconductor products. The company specializes in the development of analog chips and embedded processors, which are used in various electronic systems and devices across different industries, including automotive, industrial, personal electronics, and communications equipment. TI is recognized for its innovation and significant contributions to advancing technological capabilities in electronics and integrated circuits.
Application
The TPS562202DRLR is a highly efficient, synchronous step-down (buck) converter commonly used in various applications. Key application areas include consumer electronics, such as set-top boxes, TVs, and networking devices, where it provides stable power conversion for digital circuits. It is also used in industrial and automotive systems for low-voltage, high-current power supply requirements. Additionally, its compact size and high efficiency make it suitable for portable devices like smartphones and tablets. The TPS562202DRLR can also be found in computing applications, including power supply modules for CPUs and GPUs, as well as in telecommunications equipment for stable power delivery in communication infrastructures.
Package
The TPS562202DRLR is a DC-DC buck converter from Texas Instruments. It comes in an 8-pin SOT-5X3 package, which is a small-outline, surface-mount package ideal for compact designs.
