NCV8509PDW26G

Series:	Automotive, AEC-Q100
Packaging:	Tube
Part Status:	Obsolete
Output Configuration:	Positive
Output Type:	Fixed
Number of Regulators:	2
Voltage - Input (Max):	50V
Voltage - Output (Min/Fixed):	5V, 2.6V
Voltage - Output (Max):	--
Voltage Dropout (Max):	0.6V @ 100mA, -
Current - Output:	115mA, 100mA
Current - Quiescent (Iq):	175µA
Current - Supply (Max):	10mA
PSRR:	--
Control Features:	Reset
Protection Features:	Over Temperature
Operating Temperature:	-40°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	16-SOIC (0.295", 7.50mm Width) Exposed Pad
Supplier Device Package:	16-SOIC
Base Part Number:	NCV8509

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Introduction to NCV8509PDW26G

The NCV8509PDW26G is a N - Channel MOSFET fully integrated linear voltage regulator designed for a wide range of high power applications. It features an input voltage range of 9V to 26V, an output voltage of 3V to 24V, and a maximum output current of up to 2A. It offers high accuracy and low noise, making it an ideal choice for low-power and low-noise applications.

Features and Benefits of NCV8509PDW26G

The NCV8509PDW26G is a highly efficient, compact, and feature-rich N-Channel MOSFET linear voltage regulator. Its various features and benefits include:

• Wide input voltage range (9V to 26V)
• High accuracy and low noise
• High efficiency
• Low dropout voltage
• Wide range of output current (up to 2A)
• Low power consumption
• High-speed startup time
• High switching frequency for improved ripple and noise suppression
• PWM dimming capability for adjusting LED brightness

Applications

The NCV8509PDW26G is an ideal choice for applications that require low-noise and low-power linear voltage regulation. It is most commonly used in applications such as:

• Variable DC-DC converters
• LED Lighting
• Step-Down voltage converters
• Battery chargers
• Power supplies
• Telecommunications
• Portable Electronics

Working Principle of NCV8509PDW26G

The NCV8509PDW26G utilizes a N-Channel MOSFET as its main voltage regulator element, allowing for high-efficiency linear voltage regulation. The MOSFET is connected between the input and output, allowing it to control the output voltage by varying the gate voltage of the transistor. The IC also includes an error amplifier, which compares the feedback voltage with the reference voltage, and delivers the difference to the gate of the MOSFET.The input voltage is also compared with an internal reference voltage, and the difference is supplied to the comparator. The result of the comparison between the internal reference voltage and the output voltage is used to adjust the gate voltage of the MOSFET, causing the output voltage to stabilize.The NCV8509PDW26G features a wide range of features that allow it to offer improved accuracy, reliability, and noise suppression. It also offers PWM dimming capability for adjusting LED brightness.

Conclusion

The NCV8509PDW26G is a highly efficient N-Channel MOSFET linear voltage regulator, offering high accuracy, low noise, and low power consumption. It is ideal for a wide range of high power applications, such as variable DC-DC converters, LED lighting, step-down voltage converters, battery chargers, power supplies, telecommunications, and portable electronics. Its working principle involves utilizing a N-Channel MOSFET as its main voltage regulator element, which is connected between the input and output, allowing it to control the output voltage by varying the gate voltage of the transistor. It also includes an error amplifier and a comparator, which are used to compare the input voltage with the internal reference voltage and output voltage, respectively. Finally, the NCV8509PDW26G offers PWM dimming capability for adjusting LED brightness.

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