ICL7663SACPA

Current - Output:	40mA, 40mA
Base Part Number:	ICL7663S
Supplier Device Package:	8-PDIP
Package / Case:	8-DIP (0.300", 7.62mm)
Mounting Type:	Through Hole
Operating Temperature:	0°C ~ 70°C
Protection Features:	Over Current
Control Features:	Enable
PSRR:	--
Current - Supply (Max):	12µA
Current - Quiescent (Iq):	10µA
Series:	--
Voltage Dropout (Max):	--
Voltage - Output (Max):	16V
Voltage - Output (Min/Fixed):	1.3V
Voltage - Input (Max):	16V
Number of Regulators:	2
Output Type:	Adjustable
Output Configuration:	Positive
Part Status:	Obsolete
Packaging:	Tube

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Introduction

The ICL7663SACPA is a high-performance linear voltage regulator, which belongs to PMIC (Power Management Integrated Circuit) Voltage Regulators Linear family, integrated with thermally compensated voltage references, high accuracy voltage references, adjustable current limiters and adjustable voltage limiters. It is perfect for applications that need very low noise, high efficiency and fast transient response like light industrial power supply, portable power, network communications, NAS and home appliance.

Features

The ICL7663SACPA has quite a few features that make it highly efficient and suitable for a variety of applications. These include a wide input voltage range of 3.3V to 8V, output current of up to 1A with thermal foldback at high current levels, adjustable voltage output through voltage references with temperatures ranging from -40°C to 85°C, adjustable low noise, range of typical line and load transient response of less than 1uS and fast loop settling time.

Application

The ICL7663SACPA linear voltage regulator is most commonly used in light industrial power supplies, including battery systems, small DC/DC converters, and data communication systems. It is also used in embedded systems and home appliance applications that require reliable and stable power supplies.

Working Principle

The ICL7663SACPA linear voltage regulator works by regulating the output voltage to a fixed level that is determined by the internal voltage reference. The input voltage is monitored and compared to the internal reference voltage. Whenever the input voltage is higher than the reference voltage, the regulator reduces the output voltage to match the reference level. The ICL7663SACPA features a switched-mode architecture that ensures efficient energy transfer. This works by providing higher input and output voltage capabilities, while maintaining high efficiency and low noise. The switched-mode architecture is also used to reduce noise levels in the output signal and permitting faster settling times for load transients.

Conclusion

The ICL7663SACPA linear voltage regulator is a high-performance and reliable PMIC that is suitable for a variety of applications. It has a wide input voltage range of 3.3V to 8V, output current of up to 1A with thermal foldback, adjustable voltage output references and very low noise. It works by switching the mode of operation considering the input voltage when it is higher than the internal voltage reference and thus providing a stable output voltage. It is perfect for use in light industrial power supplies, small DC/DC converters, battery systems and data communication systems.

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