S-1111B20MC-NYFTFG

Current - Output:	150mA
Supplier Device Package:	SOT-23-5
Package / Case:	SC-74A, SOT-753
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Protection Features:	Over Current
Control Features:	Enable
PSRR:	70dB (1kHz)
Current - Supply (Max):	65µA
Current - Quiescent (Iq):	1µA
Series:	S-1111
Voltage Dropout (Max):	0.7V @ 100mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	2V
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-1111B20MC-NYFTFG is a voltage regulator integrated circuit (IC). It is one of a range of PMIC voltage regulators that are designed to provide a consistent and reliable source of power to electronic components. The S-1111B20MC-NYFTFG is a linear voltage regulator, which means that it is designed to provide an output voltage that remains constant regardless of changes in the input voltage.

Application Field

The S-1111B20MC-NYFTFG can be used in a variety of applications, including power supplies for computing and telecommunications systems, consumer electronics, automotive applications and medical devices. The S-1111B20MC-NYFTFG can also be used in industrial and military settings to provide power for remote systems, embedded systems and measurement instruments.

Working Principle

The S-1111B20MC-NYFTFG is a linear voltage regulator, which means that its output voltage is directly proportional to its input voltage. When the input voltage is increased, the output voltage will increase but will remain constant regardless of any further increases in the input voltage. Conversely, when the input voltage is reduced, the output voltage will remain constant regardless of any further reductions in the input voltage.The S-1111B20MC-NYFTFG is designed with two integrated transistors, a small signal PNP transistor and a large signal NPN transistor, which are connected in a voltage divider network. The PNP transistor is connected in series with the voltage source and the NPN transistor is connected in parallel with the load. The two transistors are configured to create a constant voltage output that is independent of changes in the input voltage.

Current Limiting

The S-1111B20MC-NYFTFG is also designed with a current limiting feature. When the current drawn from the voltage regulator exceeds a certain level, the current limiting feature is activated and the output voltage is reduced, thus limiting the overall current flow. This helps protect sensitive components from damage caused by excessive levels of current.

Protection Circuits

The S-1111B20MC-NYFTFG also has protection circuits built in to the IC. These circuits are designed to protect the IC from damage caused by overvoltage, overcurrent, excessive ripple and thermal overload.

Conclusion

The S-1111B20MC-NYFTFG is a linear voltage regulator IC that can be used in a variety of applications. It is designed with two integrated transistors and a current limiting feature, as well as protection circuits to protect the IC from damage caused by excessive voltage or current levels. The S-1111B20MC-NYFTFG is a reliable and consistent source of power for a range of electronic components.

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