規格
| 屬性 | 價值 |
| Package / Case | Tape & Reel (TR) |
| 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) | 23V |
| Voltage - Output (Min/Fixed) | 0.8V |
| Voltage - Output (Max) | 15V |
| Current - Output | 3A |
| Frequency - Switching | 1.2MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
概述
Description
The RT8296BHZSP is a highly efficient, synchronous step-down DC-DC converter designed for various power management applications. It delivers high performance with a wide input voltage range, typically from 4.5V to 23V, and delivers output currents up to 3A. The device integrates high-side and low-side MOSFETs, which enhance efficiency by minimizing the switching losses typically associated with external components.
Key features include an adjustable output voltage, achieved through an external resistive divider, and a fast transient response, which is crucial for applications requiring rapid load changes. The RT8296BHZSP also offers internal compensation, which simplifies the design process by reducing the need for external compensation components.
Additional functionalities include over-current protection, under-voltage lockout, and thermal shutdown, ensuring robust protection against common power-related issues. It operates at a fixed switching frequency, typically around 500kHz, which balances efficiency and size by allowing the use of smaller inductors and capacitors.
This converter is suitable for use in consumer electronics, industrial automation, and telecommunications, where compact size and high efficiency are critical. Its compact SOT-23-6 package makes it an ideal choice for space-constrained applications.
Key features include an adjustable output voltage, achieved through an external resistive divider, and a fast transient response, which is crucial for applications requiring rapid load changes. The RT8296BHZSP also offers internal compensation, which simplifies the design process by reducing the need for external compensation components.
Additional functionalities include over-current protection, under-voltage lockout, and thermal shutdown, ensuring robust protection against common power-related issues. It operates at a fixed switching frequency, typically around 500kHz, which balances efficiency and size by allowing the use of smaller inductors and capacitors.
This converter is suitable for use in consumer electronics, industrial automation, and telecommunications, where compact size and high efficiency are critical. Its compact SOT-23-6 package makes it an ideal choice for space-constrained applications.
Equivalent
The RT8296BHZSP is a step-down converter chip from Richtek. Equivalent products include:
1. LM2596 by Texas Instruments - A popular step-down voltage regulator.
2. MP1584 by MPS (Monolithic Power Systems) - Known for compact designs.
3. AP3211 by Diodes Incorporated - A synchronous buck converter.
4. MC34063 by ON Semiconductor - A versatile DC-DC converter.
These alternatives offer similar functionalities, but always check datasheets to ensure compatibility with specific requirements.
1. LM2596 by Texas Instruments - A popular step-down voltage regulator.
2. MP1584 by MPS (Monolithic Power Systems) - Known for compact designs.
3. AP3211 by Diodes Incorporated - A synchronous buck converter.
4. MC34063 by ON Semiconductor - A versatile DC-DC converter.
These alternatives offer similar functionalities, but always check datasheets to ensure compatibility with specific requirements.
Features
The RT8296BHZSP is a step-down converter designed for efficient power management. Key features include:
1. Input Voltage Range: Operates with an input voltage from 4.5V to 23V, making it versatile for various applications.
2. Output Current: Delivers up to 2A continuous output current, suitable for powering a wide range of devices.
3. Efficiency: High efficiency up to 95%, optimizing power usage and minimizing heat generation.
4. Switching Frequency: Fixed 500kHz frequency allows for a compact design with smaller external components.
5. Feedback Voltage: 0.8V reference voltage with ±2% accuracy ensures precise output voltage regulation.
6. Protection Features: Includes Over-Current Protection (OCP), Under-Voltage Lockout (UVLO), and Thermal Shutdown to enhance reliability and safety.
7. Soft-Start: Integrated soft-start function prevents inrush current at startup, protecting the system.
8. Package: Available in a SOP-8 package, offering a small footprint for space-constrained applications.
These features make the RT8296BHZSP suitable for applications like consumer electronics, distributed power systems, and industrial equipment.
1. Input Voltage Range: Operates with an input voltage from 4.5V to 23V, making it versatile for various applications.
2. Output Current: Delivers up to 2A continuous output current, suitable for powering a wide range of devices.
3. Efficiency: High efficiency up to 95%, optimizing power usage and minimizing heat generation.
4. Switching Frequency: Fixed 500kHz frequency allows for a compact design with smaller external components.
5. Feedback Voltage: 0.8V reference voltage with ±2% accuracy ensures precise output voltage regulation.
6. Protection Features: Includes Over-Current Protection (OCP), Under-Voltage Lockout (UVLO), and Thermal Shutdown to enhance reliability and safety.
7. Soft-Start: Integrated soft-start function prevents inrush current at startup, protecting the system.
8. Package: Available in a SOP-8 package, offering a small footprint for space-constrained applications.
These features make the RT8296BHZSP suitable for applications like consumer electronics, distributed power systems, and industrial equipment.
Pinout
The RT8296BHZSP is a step-down (buck) converter. It typically comes in a SOT-23-6 package, which means it has 6 pins. Here is a brief overview of the pin functions:
1. VIN: Input voltage supply pin, where the input voltage is applied.
2. SW: Switch node pin, connected to the inductor and used for switching.
3. GND: Ground pin, the reference for the IC.
4. FB: Feedback pin, connected to the output voltage divider to regulate the output voltage.
5. EN: Enable pin, used to enable or disable the converter.
6. BOOT: Bootstrap pin, provides the gate drive voltage for the high-side MOSFET.
This power IC is designed to efficiently convert a higher input voltage to a lower output voltage, making it suitable for applications requiring stable step-down voltage regulation.
1. VIN: Input voltage supply pin, where the input voltage is applied.
2. SW: Switch node pin, connected to the inductor and used for switching.
3. GND: Ground pin, the reference for the IC.
4. FB: Feedback pin, connected to the output voltage divider to regulate the output voltage.
5. EN: Enable pin, used to enable or disable the converter.
6. BOOT: Bootstrap pin, provides the gate drive voltage for the high-side MOSFET.
This power IC is designed to efficiently convert a higher input voltage to a lower output voltage, making it suitable for applications requiring stable step-down voltage regulation.
Manufacturer
The RT8296BHZSP is manufactured by Richtek Technology Corporation. Richtek is a company headquartered in Taiwan that specializes in the design and manufacture of analog integrated circuits. They are known for producing a wide range of power management solutions, including DC-DC converters, LED drivers, battery management systems, and power management integrated circuits (PMICs). Richtek primarily serves markets such as consumer electronics, industrial applications, automotive electronics, and telecommunications, providing essential components that manage power efficiency and performance in electronic devices.
Application
The RT8296BHZSP is a synchronous step-down converter primarily used in power management applications. Key areas include:
1. Consumer Electronics: Powering components in smartphones, tablets, and other portable devices.
2. Industrial Equipment: Provides stable voltage for industrial controllers and automation systems.
3. Computer Systems: Used in motherboards and graphics cards for efficient power conversion.
4. Telecommunications: Supports power regulation in networking devices and base stations.
5. Automotive Electronics: Powers various electronic modules within vehicles, ensuring robust performance under variable conditions.
Its compact size and high efficiency make it ideal for applications requiring space-saving and power-efficient solutions.
1. Consumer Electronics: Powering components in smartphones, tablets, and other portable devices.
2. Industrial Equipment: Provides stable voltage for industrial controllers and automation systems.
3. Computer Systems: Used in motherboards and graphics cards for efficient power conversion.
4. Telecommunications: Supports power regulation in networking devices and base stations.
5. Automotive Electronics: Powers various electronic modules within vehicles, ensuring robust performance under variable conditions.
Its compact size and high efficiency make it ideal for applications requiring space-saving and power-efficient solutions.
Package
The RT8296BHZSP is typically provided in an SOT-23-6 package type.