RT424A12 Overview
The RT424A12 is a high-performance DC/DC synchronous buck converter designed for industrial and embedded power supply applications. This device integrates advanced power management features, including synchronous rectification and adjustable switching frequency, enabling efficient voltage regulation with minimal power loss. Its compact form factor and robust thermal performance make it ideal for space-constrained designs requiring reliable operation in demanding environments. The versatile input voltage range and stable output capabilities provide engineers with a flexible solution for powering processors, FPGAs, and other sensitive electronics. For more detailed information, visit IC Manufacturer.
RT424A12 Technical Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 4.5 V to 18 V |
| Output Voltage Range | 0.6 V to V_IN |
| Maximum Output Current | 12 A |
| Switching Frequency | Adjustable 300 kHz to 1.2 MHz |
| Efficiency | Up to 95% |
| Operating Temperature Range | -40??C to +125??C |
| Package Type | Compact 5×5 mm QFN |
| Protection Features | Overcurrent, Overtemperature, Undervoltage Lockout |
RT424A12 Key Features
- Synchronous Rectification: Reduces conduction losses, improving overall efficiency and thermal performance for extended operation in compact systems.
- Wide Input Voltage Range: Supports 4.5 V to 18 V inputs, allowing compatibility with various power rails and battery configurations in industrial designs.
- Adjustable Switching Frequency: Enables optimization between efficiency and noise performance, facilitating integration into sensitive electronic environments.
- Robust Protection Mechanisms: Integrated overcurrent and thermal shutdown prevent damage during fault conditions, ensuring device reliability and longevity.
RT424A12 Advantages vs Typical Alternatives
This device offers superior efficiency and thermal management compared to typical buck converters, thanks to its synchronous rectification and adjustable switching frequency. Its wide input voltage range and integrated protection features enhance design flexibility and reliability, making it a preferred choice for engineers seeking a compact, high-current power solution with robust safety margins.
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Typical Applications
- Point-of-Load (POL) Power Supplies: Ideal for delivering stable voltage rails to microprocessors, FPGAs, and DSPs in industrial control systems, ensuring consistent performance under varying load conditions.
- Battery-Powered Equipment: Supports efficient power conversion in portable and backup systems with input voltages ranging broadly, extending battery life.
- Telecommunications Equipment: Provides regulated power for network modules requiring low noise and high reliability.
- Embedded Systems: Suitable for compact embedded boards where space and heat dissipation are critical constraints.
RT424A12 Brand Info
This product is part of the RT series of power management ICs, known for their high efficiency and integration in demanding industrial and commercial applications. The RT424A12 exemplifies the brand??s commitment to combining advanced power conversion technology with robust protection features. It is engineered to meet the stringent requirements of modern electronics, providing a reliable and efficient solution that engineers trust for complex system designs.
FAQ
What is the maximum output current supported by this device?
The device can deliver up to 12 amperes of continuous output current, supporting high-power applications that require stable and efficient voltage regulation.
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How does adjustable switching frequency benefit my design?
Adjustable switching frequency allows you to balance efficiency and electromagnetic interference. Lower frequencies can reduce switching losses, improving efficiency, while higher frequencies help minimize output voltage ripple and noise, which is crucial in sensitive circuits.
What protection features are integrated into this device?
The device includes overcurrent protection to prevent damage from excessive load currents, thermal shutdown to avoid overheating, and undervoltage lockout to ensure proper startup and operation only when input voltage is within safe limits.
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Can this converter operate in harsh temperature environments?
Yes, it supports an operating temperature range from -40??C to +125??C, making it suitable for industrial environments where temperature extremes are common.
What package type is used and why is it important?
The device is housed in a compact 5×5 mm QFN