In today’s high-performance electronic device designs, the selection of power management ICs is critical. Whether powering FPGA cores, RF circuits, or high-precision medical devices, design engineers face the challenge of maintaining low noise and high efficiency while ensuring high current output.
As a professional distributor of electronic components, Shenzhen Mingjiada Electronics Co., Ltd. brings you the flagship power solution from Analog Devices (ADI) / Maxim—the MAX38908ANL.
Product Overview: Next-Generation 4A LDO Regulator
The MAX38908ANL is a fast-transient-response, high-power-supply-rejection-ratio nMOS linear regulator. It delivers up to 4A of load current while maintaining an extremely low dropout voltage. Designed specifically for noise-sensitive applications, this chip addresses the issue of excessive ripple in traditional switching power supplies, making it an ideal choice to replace DC-DC converters for powering precision analog and digital loads.
Core Technical Advantages and Specifications
To better demonstrate its core capabilities, here are the key technical specifications of the MAX38908ANL:
Input voltage range: 0.9V to 5.5V (IN); 2.7V to 20V (BIAS).
Output Current: Up to 4A.
Programmable Output Voltage: Adjustable from 0.6V to 5.0V.
Dropout Voltage: Typical dropout voltage of only 51mV (or 150mV max) at a 4A load, delivering extremely high efficiency.
High Accuracy: Output accuracy maintained at ±1% across the full temperature range.
Low Quiescent Current: Iq is only 150µA, making it suitable for low-power standby applications.
High PSRR:
60dB @ 1kHz
42dB @ 100kHz
Provides excellent suppression of high-frequency noise.
Protection Features: Integrated overcurrent protection, over-temperature protection, reverse current protection, and programmable soft-start.
Typical Applications
The flexibility of the MAX38908ANL makes it suitable for a variety of high-end applications:
1. FPGA, DSP, and CPLD Core Power Supplies: The 4A high-output capability meets the high-current demands of mainstream FPGA cores from Xilinx, Intel, and Altera, while its excellent transient response handles severe fluctuations in core voltage.
2. Base Stations and Communication Equipment: In 5G small cells and remote RF units, it provides clean power to PLLs/VCOs, enhancing signal quality.
3. Medical and Instrumentation: Its high-precision, low-noise characteristics make it an ideal choice for ultrasound equipment and laboratory instruments.
4. Servers and Optical Modules: It powers next-generation optical modules and high-speed SerDes on server motherboards.
Package Information
The MAX38908ANL is housed in an ultra-compact 15-WLP (Wafer Level Package) measuring just 2.35mm x 1.29mm. This package significantly saves PCB space, making it ideal for high-density portable devices and compact industrial designs.
Request a Quote Now
Looking for a high-reliability power supply solution? Need MAX38908ANL samples or volume production support?
Contact: Mr. Chen / Sales Department
Hotline: 86-13410018555
Email: sales@hkmjd.com
Address: Rooms 1239-1241, New Asia Guoli Building, Zhenzhong Road, Futian District, Shenzhen, Guangdong Province
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