ICL7663SAIBA

Current - Output:	40mA, 40mA
Base Part Number:	ICL7663S
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-25°C ~ 85°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Part Status:	Obsolete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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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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