ISL80138IVEAJZ

Current - Output:	150mA
Base Part Number:	ISL80138
Supplier Device Package:	14-HTSSOP
Package / Case:	14-TSSOP (0.173", 4.40mm Width) Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Soft Start
Control Features:	Enable
PSRR:	66dB (100Hz)
Current - Supply (Max):	125µA
Current - Quiescent (Iq):	24µA
Series:	--
Voltage Dropout (Max):	0.507V @ 150mA
Voltage - Output (Max):	12V
Voltage - Output (Min/Fixed):	2.5V
Voltage - Input (Max):	40V
Number of Regulators:	1
Output Type:	Adjustable
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tube

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Introduction

The ISL80138IVEAJZ is a low dropout regulator (LDO) Linear voltage regulator of the PMIC - Voltage Regulators - Linear category. This device is a cost effective, reliable and versatile solution that is ideal for many applications. It is designed to provide a continuous output voltage of 8.0V max or adjustable to obtain lower voltage values.It also has several features that make it an efficient, reliable and powerful Linear LDO for Power Management applications. This article will discuss the application field and working principle of the ISL80138IVEAJZ.

Application Fields

The ISL80138IVEAJZ has multiple applications, primarily in Power Management. These applications are due to its wide input voltage range (5.5V-22V), low output voltage accuracy (± 1.5%), low quiescent current (8uA in shutdown mode), low dropout voltage (100mV at 3A output current) and high power supply rejection (PSRR @ 80dB).It is perfectly suitable for use in applications such as IoT devices, industrial, office automation and medical devices. It also helps to optimize the power consumption of devices and extend battery life.

Working Principle

The ISL80138IVEAJZ operates by regulating an input voltage within set limits. The input voltage is applied to the internal switch of the device, which is then connected to a voltage regulator circuit. This regulator circuit is used to maintain a constant output voltage, regardless of changes in the input voltage.The ISL80138IVEAJZ has an internal control loop that makes use of negative feedback to adjust the output voltage as and when required. When the output voltage reaches the desired level, the regulator circuit turns off the internal switch, thus stabilizing the output voltage.

Conclusion

The ISL80138IVEAJZ is a reliable, efficient and versatile low dropout (LDO) Linear voltage regulator. It has multiple applications, primarily in Power Management due to its wide input voltage range, accurate output voltage, low quiescent current, low dropout voltage and high power supply rejection rate.The device operates on the principle of regulating an input voltage within set limits. It includes an internal control loop that makes use of negative feedback to adjust the output voltage as and when required. This helps to maintain a constant and stable output voltage despite input voltage fluctuations. The ISL80138IVEAJZ is the ideal solution for many Power Management applications, such as IoT devices, industrial, office automation and medical devices. It can help to optimize power consumption, extend battery life and maintain a stable and reliable output voltage.

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