AS1364-BTDT-18

Current - Output:	1A
Supplier Device Package:	8-TDFN (3x3)
Package / Case:	8-WDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Protection Features:	Over Current, Over Temperature
Control Features:	Enable, Power Good
PSRR:	78dB ~ 46dB (1kHz ~ 100kHz)
Current - Supply (Max):	200µA
Current - Quiescent (Iq):	150µA
Series:	--
Voltage Dropout (Max):	--
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.8V
Voltage - Input (Max):	5.5V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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AS1364-BTDT-18 Application Field and Working Principle

PMIC (Power Management IC) voltage regulators are special integrated circuits which regulate the power supply of an electronic device by changing the current output of its power source to match its required voltage and current output in response to fluctuations in the power supply. There are two types of PMICs: digital and linear. Linear are used for analog devices such as audio amplifiers, data-converter applications, or advanced power switching designs.The AS1364-BTDT-18 is an example of a linear PMIC from the ASXXA series, developed by Infineon Technologies. These integrated circuits are designed for point-of-load (PoL) voltage regulation and control, and feature Zero Load Quiescent Current (QLQC) to provide lowest possible standby power consumption. They deliver a constant voltage of 18V, and have an input voltage of 13.2V, allowing them to work with a wide range of input voltages.The main application field of the AS1364-BTDT-18 includes industrial automation, automotive systems (especially those related to car doors) and energy storage systems.These PMICs are also connected with isolated power conversion modules, with the intention of providing stable and isolated power distribution in system designs mainly driven by small-scaled output ICs. This allows the system to reduce levels of voltage, as well as minimize noise levels, for an efficient and safe operation. The AS1364-BTDT-18 features a comprehensive set of features, such as security features and the ability to detect and protect against an AC voltage loss. It also features a thermal protection system which will limit the power output and alert the user of any thermal overloads.The AS1364-BTDT-18 operates by creating a feedback loop in order to regulate its output voltage. The feedback loop is composed of two key components: the voltage regulation elements and the compensation network. The voltage regulation elements are composed of a bandgap reference, amplifier and voltage divider, as well as an output transistor. These components work together to monitor the difference between the input and output voltage, and to adjust the reference voltage as needed.The compensation network -- which is composed of a capacitance multiplier, compensation capacitor and filter inductors -- is designed to act as a low-pass filter, suppressing voltage spikes and noise. The compensation network reduces the frequency content of the output signal and ensures stable operation of the circuit.To summarize, the AS1364-BTDT-18 is an example of a linear, point-of-load voltage regulator developed by Infineon Technologies. It is intended for industrial automation, automotive, and energy storage systems, and is connected to isolated power modules in order to provide safe and efficient power distribution. It has a wide range of input voltage, with a maximum output voltage of 18V. It includes security features, as well as a thermal protection system, and is driven by a voltage regulation loop and compensation network.

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