NCP500SQL30T1G

Current - Output:	150mA
Base Part Number:	NCP500
Supplier Device Package:	6-DFN (2x2.2)
Package / Case:	6-VDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Protection Features:	Over Current, Over Temperature
Control Features:	Enable
PSRR:	62dB (1kHz)
Current - Supply (Max):	300µA
Current - Quiescent (Iq):	1µA
Series:	--
Voltage Dropout (Max):	0.24V @ 150mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3V
Voltage - Input (Max):	6V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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NCP500SQL30T1G application field and working principle

Introduction

NCP500 Series Regulators are voltage regulators designed by ON Semiconductor. They belong to the PMIC-Voltage Regulators-Linear group, which provides a stable voltage supply to electronic circuits. The NCP500 series includes very-low dropout (VLDO) regulators, low-dropout (LDO) regulators and dual-step-down (DSD) regulators. The NCP500SQL30T1G is an LDO regulator that is capable of providing a broad range of output voltage.

Application field

The NCP500SQL30T1G is primarily used in Portable Battery Powered Equipment (PBPE) applications. It is suitable for powering low-voltage, high-current portables such as PDAs, digital cameras, personal navigation systems, and portable gaming platforms.The NCP500SQL30T1G is an ideal regulator for applications that are exposed to low ambient temperatures, noisy power supply environments and require high-efficiency power conversion. It is equipped with an integrated thermal foldback protection circuit which prevents the regulator from overheating by shutting down the output voltage when the temperature rises above a certain threshold.

Working Principle

The NCP500SQL30T1G is a linear voltage regulator that functions by reducing the input voltage into a regulated output voltage. It is composed of a voltage adjusting circuitry and a pass transistor, which control the output voltage. The regulator utilizes a feedback loop to ensure that the output voltage remains stable regardless of changes in input voltage or load current. The regulator is equipped with a high-frequency compensation network and a transient protection circuit to ensure that it can operate in a variety of power supply conditions.The NCP500SQL30T1G is a low-dropout regulator, which means that it can offer an output voltage that is very close to the input voltage. This makes it ideal for applications that are powered by low-voltage batteries, such as portable electronic devices.

Conclusion

The NCP500SQL30T1G is an LDO regulator designed by ON Semiconductor. It is typically used in portable battery-powered equipment applications and offers very-low dropout, low input voltage and high-efficiency power conversion. The regulator utilizes a feedback loop to regulate the output voltage, and is equipped with built-in protection against thermal, overload, and short-circuit conditions.

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