S-1721A1828-M6T1G

Current - Output:	150mA
Supplier Device Package:	SOT-23-6
Package / Case:	SOT-23-6
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Protection Features:	Over Current
Control Features:	Enable
PSRR:	75dB (1kHz), 75dB (1kHz)
Current - Supply (Max):	45µA
Current - Quiescent (Iq):	1µA
Series:	S-1721
Voltage Dropout (Max):	0.35V @ 100mA, 0.23V @ 100mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.8V, 2.8V
Voltage - Input (Max):	6.5V
Number of Regulators:	2
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Not For New Designs
Packaging:	Tape & Reel (TR)

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S-1721A1828-M6T1G is a high-performance linear voltage regulator with ultra-low noise, good line and load regulation and low-dropout (LDO) operation and short-circuit protection. It is suitable for use in various applications ranging from personal computers and other electronic products to industrial control and instrumentation systems. The S-1721A1828-M6T1G is a three-terminal positive voltage regulator that features an input voltage range of 3.2V to 15V, an output current of up to 1.8A and an adjustable output voltage. Its large output current, low dropout and excellent line and load regulation make it ideal for consumer and industrial applications.

The S-1721A1828-M6T1G linear voltage regulator uses a buck-regulating architecture and a PWM control system. It employs an external P-channel power MOSFET (PMOS) as the pass element. The MOSFET is driven by an internal error amplifier to provide a variable output voltage. The MOSFET is also protected by a current limit circuit to prevent it from exceeding excessively high voltages. The error amplifier also provides overvoltage and undervoltage protection by turning off the pass element when the output voltage exceeds a preset value, or when the output voltage drops below a safe operating level.

The S-1721A1828-M6T1G has a wide input voltage range that allows it to be used in high-current applications such as personal computers, industrial control systems and battery chargers. The large output current and low dropout characteristics make it suitable for use in applications that require high current and low noise. It also features thermal protection to prevent damage from overheating. The integrated short-circuit protection protects the device from short-circuits that can occur when the output is connected directly to the ground or supply rails.

The S-1721A1828-M6T1G is ideal for portable electronics, automotive systems and other space-constrained applications. It can provide up to 1.8A of output current with a maximum dropout voltage of 350mV at full load. Its ultra-low noise output makes it well-suited for use in audio and video systems. Its adjustable output voltage provides system flexibility, while its broad input voltage range makes it suitable for applications with varying input voltage requirements.

In summary, the S-1721A1828-M6T1G linear voltage regulator is an excellent choice for a wide range of low-noise applications requiring high current and low dropout. It is suitable for personal electronics, industrial control systems and battery charging systems. With its adjustable output voltage, excellent line and load regulation, short-circuit protection and thermal protection, the S-1721A1828-M6T1G provides a reliable and efficient voltage regulation solution.

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