BD25HC0MEFJ-ME2

Current - Output:	1A
Supplier Device Package:	8-HTSOP-J
Package / Case:	8-SOIC (0.154", 3.90mm Width) Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 105°C
Protection Features:	Over Current, Over Temperature, Soft Start
Control Features:	Enable
PSRR:	--
Current - Supply (Max):	900µA
Current - Quiescent (Iq):	0.6mA
Series:	Automotive, AEC-Q100
Voltage Dropout (Max):	1.2V @ 1A
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	2.5V
Voltage - Input (Max):	8V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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BD25HC0MEFJ-ME2 Application Field and Working Principle

Introduction
The BD25HC0MEFJ-ME2 is a member of NEXPERIA’s patented family of low-drop-out (LDO) linear voltage regulators that are specially designed as low-noise, low-cost alternatives to traditional regulators. This regulator series offers excellent ESD and ripple rejection, enabling it to deliver low output noise and ripple, while providing excellent temperature stability and excellent line and load transient responses. With their robust design and wide input voltage range, the BD25HC0MEFJ-ME2 devices provide stable and reliable performance in the harshest of conditions.Application Fields
The BD25HC0MEFJ-ME2 is targeted for general-purpose electronic systems that require an efficient and cost-effective way to supply clean power to their system. Typical applications for this device include: LED lighting, portable consumer electronics/appliances, battery-powered systems, motor control, industrial control, and consumer/white goods.Working Principle
The BD25HC0MEFJ-ME2 regulates the output voltage by sensing the voltage drop across an internal pass element. The sensing and controlling process is designed to actively compensate for line, load and temperature variations. The control loop is designed to maintain an accurate output voltage. The BD25HC0MEFJ-ME2 uses an external capacitor, connected to the output pin and ground, as a loop filter. This capacitor acts as a low-pass filter, which filters out any high frequency noise, while allowing any voltage ripple signals to pass through to the output pin.The BD25HC0MEFJ-ME2 also features a unique “zero-span” design that allows it to quickly adjust the output voltage in response to any sudden system load changes or to compensate for any line, load or temperature variations. This feature provides for improved load transient response and allows for better line and load regulation, even at light loads.Features and Benefits
The BD25HC0MEFJ-ME2 has several features that make it an attractive solution for a variety of application needs. Some of these features include:• Low-noise: The BD25HC0MEFJ-ME2 features an internal low-noise error amplifier that is designed to minimize output voltage noise, enabling the device to deliver a very clean and ripple-free output.• Wide input voltage range: This device is capable of operating over a wide input voltage range, from 6V up to 40V, providing for reliable operation in the most extreme environmental conditions.• High line and load regulation: The BD25HC0MEFJ-ME2 features a unique “zero-span” design which allows for better line and load regulation, even at light loads.• Very low dropout and quiescent current: The BD25HC0MEFJ-ME2 has a very low dropout voltage and a very low quiescent current, which helps to minimize device heat dissipation and power consumption.• Low EMI/EMC: The low-noise error amplifier helps to reduce emitted noise and greatly improve the device’s EMI/EMC performance, enabling it to meet even the most stringent EMI/EMC requirements.• Robust design: The BD25HC0MEFJ-ME2’s robust design ensures reliable operation even in extreme environmental conditions.• High Efficiency: The BD25HC0MEFJ-ME2 has a high efficiency rating, making it well-suited for a variety of applications.Conclusion
The BD25HC0MEFJ-ME2 is a low-noise, low-cost, low-dropout (LDO) linear voltage regulator that is designed for excellent output noise and ripple, excellent temperature stability and excellent line and load transient response. With its wide input voltage range and robust design, the BD25HC0MEFJ-ME2 is an excellent choice for use in a variety of general-purpose electronic systems. With its low-noise error amplifier, low dropout voltage and low quiescent current, the BD25HC0MEFJ-ME2 is capable of meeting the most stringent EMI/EMC requirements. Its high efficiency and its excellent line and load regulation make the BD25HC0MEFJ-ME2 a highly reliable and cost-effective solution for a variety of applications.

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