AP7346D-1833FS6-7

Voltage Dropout (Max):	0.39V @ 120mA, 0.29V @ 120mA
Supplier Device Package:	X2-DFN1212-6
Package / Case:	6-XFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Protection Features:	Over Current
Control Features:	Enable
PSRR:	75dB (1kHz)
Current - Quiescent (Iq):	100µA
Current - Output:	130mA, 130mA
Series:	--
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.8V, 3.3V
Voltage - Input (Max):	5.25V
Number of Regulators:	2
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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AP7346D-1833FS6-7 Application Field and Working Principle of Linear Voltage Regulators

Introduction

The AP7346D-1833FS6-7 is a highly efficient linear voltage regulator from Diodes Incorporated. It is a low drop-out (LDO) three-terminal regulator that can reduce the voltage from 5V to 3.3V for a wide range of applications. The AP7346D-1833FS6-7 operates in a wide input voltage range between 2.7V and 30V, making it suitable for a variety of applications. It has an adjustable output current which is adjustable up to 1 A with a minimum of 6.5mA, making it capable of providing plenty of power at high efficiency.The AP7346D-1833FS6-7 is designed to be simple to use, offering users a wide array of features and protection such as under-voltage lock-out, over-current protection, reverse current protection and reverse-battery protection. It was designed with four gate-controlled metal-oxide-semiconductor (MOS-FETs) for low drop-out and a current limit protection for high efficiency and extended battery life.

Application Fields

The AP7346D-1833FS6-7 is suitable for many types of commercial and industrial applications that require a low drop-out linear voltage regulator and require high efficiency for extended battery life. It has a wide input voltage range of 2.7V to 30V, making it suitable for automotive, medical, and consumer applications that may use a single supply voltage rail or have wide voltage sources such as solar or wind power. The AP7346D-1833FS6-7\'s high efficiency, up to 95%, helps minimize power consumption and extend battery life in many types of applications such as tablets, mobile phones, laptops, and handheld device applications. The AP7346D-1833FS6-7 also provides tight load and line regulation, low noise, and low temperature coefficient. It is also suitable for applications that require accurate voltage adjustment in applications such as motor control, security systems, and server applications.

Working Principle

The linear voltage regulation of the AP7346D-1833FS6-7 works off the difference between the input voltage, VIN, and the output voltage, VOUT. The regulator will adjust the output voltage by adjusting the gate-controlled MOS-FETs, allowing for a low drop-out and high efficiency.The AP7346D-1833FS6-7 also offers over-current protection, reverse current protection, and reverse-battery protection. The over-current protection will shut down the device if the output current is too high and the reverse-battery protection will shut down the device if the battery is connected in reverse. The reverse current protection will shut down the device if the input current is too high. The AP7346D-1833FS6-7 also offers under-voltage lockout and thermal shutdown for additional safety. The under-voltage lockout will shut down the device if the input voltage is too low and the thermal shutdown will shut down the device if it becomes too hot. The AP7346D-1833FS6-7 also offers high efficiency and low noise, with efficiencies up to 95% and noise levels of 0.25μVrms. It offers excellent thermal performance, low temperature coefficient, and tight load and line regulation. The tight regulation ensures the output voltage remains constant over line and load conditions.

Conclusion

The AP7346D-1833FS6-7 is a highly efficient low drop-out linear voltage regulator from Diodes Incorporated. It is suitable for a wide range of applications due to its wide input voltage range, adjustable current limit, and its robustness against over-current, reverse current, and reverse-battery protection. It also offers high efficiency up to 95% and low noise, making it suitable for a variety of applications. It also offers outstanding thermal performance, high efficiencies, tight load and line regulation, and low temperature coefficients.

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