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MAX15026BETD+
+物料清單Switching Controllers 4.5-28V Synchronous Buck Controller
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製造商模擬器件/MMaxim集成
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製造商部分 #MAX15026BETD+
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有存貨5993
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90-日售後保障
正品保證
規格
| 屬性 | 價值 |
| Packaging | Cut Tape |
| Standard Pack Qty | 10 |
概述
Description
The converter features a fixed-frequency operation, usually around 600kHz, which helps in minimizing external component size and ensuring a compact PCB layout. It incorporates an internal high-side switch and a low-side synchronous rectifier, which enhances its efficiency by reducing power loss. Additional features include overcurrent protection, thermal shutdown, and a power-good indicator, ensuring reliable and safe operation. The device is housed in a thermally enhanced package, making it suitable for high-density applications where space and thermal performance are crucial. Overall, the MAX15026BETD+ is ideal for designers looking for a robust, efficient, and compact power solution.
Equivalent
1. Texas Instruments TPS54340
2. LT8610 from Analog Devices
3. LM2678 from Texas Instruments
4. MP1496 from Monolithic Power Systems
These alternatives cover a range of similar specifications, but it's crucial to check the datasheets for exact compatibility in your specific application.
Features
1. Input Voltage Range: Operates from 2.9V to 5.5V, making it suitable for battery-powered applications.
2. Output Voltage: Adjustable down to as low as 0.6V, providing flexibility for various applications.
3. Output Current: Can deliver up to 4A, supporting medium to high current requirements.
4. Efficiency: High efficiency (typically over 90%) due to synchronous rectification and low RDS(ON) internal MOSFETs.
5. Switching Frequency: Programmable switching frequency from 500kHz to 4MHz, allowing for compact design with small external components.
6. Soft-Start: Features programmable soft-start to reduce inrush current during startup.
7. Protection: Includes over-temperature, overload, and short-circuit protection to enhance reliability.
8. Package: Available in a compact, thermally enhanced, 12-pin 3mm x 3mm TDFN package.
These features make the MAX15026BETD+ well-suited for applications in computing, networking, and various consumer electronics requiring efficient power management.
Pinout
Key features include:
- Synchronous rectification for high efficiency.
- Adjustable output voltage.
- Fixed-frequency PWM operation.
- Low-side MOSFET current sensing for overcurrent protection.
- Internal soft-start to limit inrush current.
The pin functions include VCC, GND, LX, FB (feedback), COMP (compensation), ENABLE, SS (soft start), and others that support control and operation of the buck converter. These pins collectively manage input voltage regulation, output voltage stabilization, and protection features. The design allows for efficient power management, making it ideal for use in power supplies, battery-powered devices, and other electronics requiring stable voltage regulation.