S-1323B55NB-N9OTFG

Current - Output:	150mA
Supplier Device Package:	SC-82AB
Package / Case:	SC-82A, SOT-343
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Protection Features:	Over Current
Control Features:	Enable
PSRR:	70dB (1kHz)
Current - Supply (Max):	90µA
Current - Quiescent (Iq):	1µA
Series:	S-1323
Voltage Dropout (Max):	0.65V @ 150mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	5.5V
Voltage - Input (Max):	6.5V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Not For New Designs
Packaging:	Tape & Reel (TR)

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Introduction

The S-1323B55NB-N9OTFG is a linear voltage regulator that is typically employed in portable devices such as laptops, tablets, and handhelds. This device provides excellent efficiency, low noise, and low standby current consumption, making it ideal for applications that require space-constricted enclosures and ultra-low power consumption. This device is also suitable for use in a wide variety of industrial and automotive applications due to its wide operating temperature range, excellent current and voltage settling capability, and fast response time.

Device overview

The S-1323B55NB-N9OTFG fall under the category of PMIC - Voltage Regulators - Linear. This device offers a wide range of output voltage options and is designed with a low dropout voltage, ensuring that the desired voltage is delivered reliably. It also features a low output voltage noise option, allowing for efficient load regulation without generating additional noise. In addition, the device features a wide temperature range, protection features, and current limit. This device is designed with an internal temperature-independent current-limiting circuitry that helps protect both the device and the external load. It also features a reverse current protection capability, which helps protect the device’s input voltage source. It further includes a thermal shutdown circuitry, which ensures that the device does not overheat by automatically shutting off when the junction temperature of the device exceeds a preset limit.

Application field and working principle

The S-1323B55NB-N9OTFG is primarily used in portable devices, such as tablets and handhelds, where its wide range of output voltage options and excellent current and voltage settling capability make it an ideal choice. The device is also suitable for use in a wide variety of industrial and automotive applications due to its wide temperature range, low noise operation, and fast response time.The working principle of the S-1323B55NB-N9OTFG is based on the linear voltage regulator principle. This device uses a series of p-channel-based transistors to regulate the output voltage. When the input voltage is greater than the output voltage, the transistor acts as a resistor, limiting the current to the level necessary to maintain the output voltage. At the same time, the internal current-limiting circuitry protects both the device and the external load from overcurrent by limiting the maximum possible output current.

Conclusion

The S-1323B55NB-N9OTFG is an ideal voltage regulator for portable devices and other applications that require low power consumption and high efficiency. This linear regulator offers a wide range of output voltage options, low noise operation, and excellent current and voltage settling capability. It also features a wide temperature range, protection features, and current limit circuitry to protect the device and the load. The working principle of the S-1323B55NB-N9OTFG is based on the linear voltage regulator principle, making it a reliable and cost-effective solution.

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