PQ1X381M2ZPH

Voltage Dropout (Max):	0.4V @ 150mA
Supplier Device Package:	SOT-23-5
Package / Case:	SC-74A, SOT-753
Mounting Type:	Surface Mount
Operating Temperature:	-30°C ~ 85°C
Protection Features:	Over Current, Over Temperature
Control Features:	Enable
PSRR:	70dB (400Hz)
Current - Quiescent (Iq):	200µA
Current - Output:	150mA
Series:	--
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3.8V
Voltage - Input (Max):	9V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Introduction

The PQ1X381M2ZPH is a Linear Voltage Regulator manufactured by Power Quotient International (PQI). This is a low-dropout (LDO) linear voltage regulator, meaning that it works by providing regulated voltage outputs with a relatively low input-output voltage differential. The PQ1X381M2ZPH is specifically designed to reduce power consumption, minimize heat generation, and ensure a stable power supply with low noise and minimal ripple.

Application Field

The PQ1X381M2ZPH linear voltage regulator is designed for use in various industrial, automotive, and consumer applications. It can be used as a DC-DC conversion for industrial power supplies, automotive electrical systems, and in consumer devices such as cellular phones and other portable electronics. It can also be used in applications such as wireless capacitance measurement, and automotive onboard computers.

Features & Benefits

The PQ1X381M2ZPH linear voltage regulator provides several features and benefits, including:- Low-dropout voltage: This voltage regulator works at a low input-output differential to minimize power consumption. It also has a very low quiescent current, meaning that it doesn\'t draw a lot of current when there is no load present.- Excellent Noise Rejection: The PQ1X381M2ZPH provides excellent noise rejection, meaning that it is able to filter out noise from the power supply and provide clean power. This is particularly important in automotive and consumer applications, as the device can provide noise-free power to the circuitry.- High Efficiency: The PQ1X381M2ZPH offers high efficiency levels in both input-output voltage conversion and thermoelectric power conversion. This helps keep power consumption low, and also reduces the device\'s temperature generation.- Solid State Reliability: The PQ1X381M2ZPH features solid-state components and a high level of reliability. It is also designed for use in a wide range of operating temperatures and is resistant to mechanical shocks and vibrations.

Working Principle

The PQ1X381M2ZPH is a linear voltage regulator, meaning that it works by reducing the input voltage to the required output voltage. This is commonly referred to as “linear regulation” and works by using a series of resistors and capacitors.When a voltage is applied to the input of the device, the resistors and capacitors work together to reduce the voltage to the required output voltage. The PQ1X381M2ZPH also has a low quiescent current, meaning that it does not draw a lot of current even when there is no load present. Combined, these features make the PQ1X381M2ZPH an efficient and reliable linear voltage regulator.

Conclusion

The PQ1X381M2ZPH is an efficient and reliable linear voltage regulator designed for use in various industrial, automotive, and consumer applications. It provides low-dropout voltage, excellent noise rejection, high efficiency levels, and solid-state reliability. It works by reducing the input voltage to the required output voltage using a series of resistors and capacitors, and it also has a low quiescent current. Overall, the PQ1X381M2ZPH is an ideal choice for applications such as DC-DC conversion, wireless capacitance measurement, and automotive onboard computers.

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