MAX1954A (2)
The MAX1954A is available from Analog Devices at Xecor. Designed for low-cost, current-mode PWM buck control, the MAX1954A offers features such as foldback current limit, fixed-frequency PWM, and high efficiency up to 93%. Available in a compact 10-pin µMAX package, it is ideal for applications like graphic cards, low-voltage distributed power systems, microprocessor cores, and telecom/networks. Whether used in PCs, servers, or printers, this series ensures reliable performance and scalability for demanding power management applications. Xecor is an authorized distributor for Analog Devices. Please view our extensive selection of the MAX1954A series below.
| Part Number | Description | Package | Inventory | Add To Bom |
|---|---|---|---|---|
| MAX1954AEUB+T | Inexpensive current-mode PWM buck controller with foldback current limit | TFSOP-10 | 8,244 | |
| MAX1954AEUB+ | Switching Controllers Low-Cost, Current-Mode PWM Buck Controller with Foldback Current Limit | TFSOP-10 | 9,160 |
Key Featrues
Current-Mode Controller: Enhances transient response and simplifies loop compensation, improving stability and performance in dynamic load conditions.
Fixed-Frequency PWM: Ensures predictable switching behavior, reducing noise and simplifying filter design for efficient power conversion.
Foldback Current Limit: Protects the circuit during overload or short-circuit conditions by reducing output current, enhancing system reliability.
Output Down to 0.8V with ±1% FB Accuracy: Enables precise voltage regulation for low-voltage applications, such as microprocessor cores, ensuring consistent performance.
All-N-Channel-MOSFET Design: Reduces overall system cost while maintaining high efficiency, making it ideal for cost-sensitive applications like graphic cards and printers.
Fixed-Frequency PWM: Ensures predictable switching behavior, reducing noise and simplifying filter design for efficient power conversion.
Foldback Current Limit: Protects the circuit during overload or short-circuit conditions by reducing output current, enhancing system reliability.
Output Down to 0.8V with ±1% FB Accuracy: Enables precise voltage regulation for low-voltage applications, such as microprocessor cores, ensuring consistent performance.
All-N-Channel-MOSFET Design: Reduces overall system cost while maintaining high efficiency, making it ideal for cost-sensitive applications like graphic cards and printers.
Applications
Graphic Cards and Video Cards: The MAX1954A is ideal for powering the core voltage of graphic and video cards, ensuring stable and efficient power delivery. Its current-mode PWM control and foldback current limit provide precise regulation, making it suitable for high-performance computing environments where reliability and efficiency are critical.
Low-Voltage Distributed Power Systems: The MAX1954A is well-suited for low-voltage distributed power systems, such as those used in telecom and networking equipment. Its ability to handle input voltages from 3V to 13.2V and deliver output voltages as low as 0.8V with high accuracy ensures reliable operation in power-sensitive applications.
Microprocessor Core Power Supply: The MAX1954A is an excellent choice for powering microprocessor cores in PCs, servers, and embedded systems. Its high efficiency (up to 93%) and 25A output-current capability make it capable of meeting the demanding power requirements of modern processors, ensuring stable and efficient operation.
Printers and Scanners: The MAX1954A is ideal for use in printers and scanners, where it can provide regulated power to critical components. Its compact 10-pin µMAX package and all-N-channel-MOSFET design make it a cost-effective solution for space-constrained applications, while its robust performance ensures reliable operation in demanding environments.
Low-Voltage Distributed Power Systems: The MAX1954A is well-suited for low-voltage distributed power systems, such as those used in telecom and networking equipment. Its ability to handle input voltages from 3V to 13.2V and deliver output voltages as low as 0.8V with high accuracy ensures reliable operation in power-sensitive applications.
Microprocessor Core Power Supply: The MAX1954A is an excellent choice for powering microprocessor cores in PCs, servers, and embedded systems. Its high efficiency (up to 93%) and 25A output-current capability make it capable of meeting the demanding power requirements of modern processors, ensuring stable and efficient operation.
Printers and Scanners: The MAX1954A is ideal for use in printers and scanners, where it can provide regulated power to critical components. Its compact 10-pin µMAX package and all-N-channel-MOSFET design make it a cost-effective solution for space-constrained applications, while its robust performance ensures reliable operation in demanding environments.
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