ICL7663SAIBA

Series:	--
Packaging:	Tube
Part Status:	Obsolete
Output Configuration:	Positive
Output Type:	Adjustable
Number of Regulators:	2
Voltage - Input (Max):	16V
Voltage - Output (Min/Fixed):	1.3V
Voltage - Output (Max):	16V
Voltage Dropout (Max):	--
Current - Output:	40mA, 40mA
Current - Quiescent (Iq):	10µA
Current - Supply (Max):	12µA
PSRR:	--
Control Features:	Enable
Protection Features:	Over Current
Operating Temperature:	-25°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	8-SOIC
Base Part Number:	ICL7663S

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ICL7663SAIBA Application Field and Working PrincipleThe ICL7663SAIBA is a seamless power supply controller designed to regulate a wide range of output voltages and currents using a variety of input sources. It is a versatile and low-cost alternative to dedicated power supply chips such as the MAX636, the LM317, and the LTC3720. This article focuses on the application field and the working principle of the ICL7663SAIBA. Application FieldThe ICL7663SAIBA is suitable for a variety of applications including variable power supplies, smart power sources, battery chargers, and power adapters. The ICL7663SAIBA has a voltage regulation accuracy of ±1.5%, making it an ideal choice for applications where a precise output voltage is required. It can provide a consistent output voltage and current over a wide range of input voltages and currents, making it ideal for applications with varying input conditions. The ICL7663SAIBA is a popular choice for battery charging applications due to its integrated high-side current limit, adjustable overcurrent protection, thermal shutdown protection, and undervoltage lockout protection. It can provide up to 1.6A continuous output current and 5W of power. The ICL7663SAIBA is also suitable for power adapters and supplies that require an adjustable output voltage. Its output voltage can be adjusted from 0.288V to 14V allowing it to be used in a variety of systems. Working PrincipleThe ICL7663SAIBA operates by comparing the output voltage to a precise reference voltage. The difference between these two voltages is the error voltage and this voltage is used to control the output current. The ICL7663SAIBA contains an internal control logic circuit that is used to regulate the output current. This circuit compares the error voltage to an internal voltage reference and adjusts the output current accordingly. The output current is controlled by varying the width of the pulse width modulated signal that is generated by the control logic circuit. The ICL7663SAIBA also contains a power MOSFET switch which is used to regulate the output current. The power MOSFET switch is controlled by the control logic circuit, allowing the output current to be finely tuned. The ICL7663SAIBA also contains protection circuitry that shuts down the power MOSFET switch in the event of an overcurrent condition.Overall, the ICL7663SAIBA is a powerful and reliable power supply controller that is suitable for a wide range of applications. It has a wide input voltage range, precise voltage regulation accuracy, and integrated protection features. With its low cost and versatile capabilities, the ICL7663SAIBA is an excellent choice for many power supply applications.

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