ISL6263CRZ

Series:	Robust Ripple Regulator™ (R3)
Packaging:	Tube
Part Status:	Obsolete
Applications:	Converter, Intel IMVP-6
Voltage - Input:	5 V ~ 25 V
Number of Outputs:	1
Voltage - Output:	0.41 V ~ 1.29 V
Operating Temperature:	-10°C ~ 100°C
Mounting Type:	Surface Mount
Package / Case:	32-VFQFN Exposed Pad
Supplier Device Package:	32-QFN (5x5)
Base Part Number:	ISL6263

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ISL6263CRZ is a special purpose voltage regulator specifically designed for low-power automotive applications. It operates in a wide input voltage range of 8V to 18V and is able to produce an adjustable output voltage ranging from 0.8V to 7.1V. The device provides the precise voltage regulation and up to 0.4A continuous output current. This makes it suitable for powering a number of automotive electronics, such as instrument clusters, radio receivers, and specialty devices.

Overview

ISL6263CRZ is a low-power special purpose voltage regulator from Intersil that provides excellent efficiency and accuracy. The device features an adjustable output voltage from 0.8V to 7.1V, and it provides up to 0.4A continuous output current. ISL6263CRZ also features internal over-current and over-temperature protection, making it suitable for powering a variety of low-power automotive applications.

Features and Benefits

ISL6263CRZ is designed to offer superior performance and reliability in automotive applications. Its features include:

• Input Voltage Range: 8V to 18V
• Output Voltage Range: 0.8V to 7.1V
• Continuous Output Current: 0.4A
• High-Speed Transient Response
• Built-in Over-Current and Over-Temperature Protection
• Low Output Voltage Ripple
• High Efficiency
• Internal Soft Start
• Shutdown Mode for Low-Power Consumption

Applications

ISL6263CRZ is suitable for a variety of low-power automotive applications. Some of the applications enabled by ISL6263CRZ include:

• Powering Instrument Clusters
• Powering Radio Receivers
• Powering Specialty Devices
• Industrial and Medical Applications

Working Principle

ISL6263CRZ utilizes two internal power MOSFETs to control the output voltage. The device compares the feedback voltage generated from the output terminal to an internal reference voltage and adjusts the output voltage accordingly. The voltage is adjusted with a controlled soft-start feature that allows for a fast startup without inrush. In addition to this, ISL6263CRZ also features a shutdown mode that reduces the power consumption in no-load conditions and increases the efficiency of the device. The device also supports pulse skipping mode and skip-cycle mode for increased efficiency at light load. ISL6263CRZ also has multiple protections, including over-current and over-temperature protection, to ensure safety during operation.

Conclusion

ISL6263CRZ is a special purpose voltage regulator designed specifically for low-power automotive applications. The device operates in a wide input voltage range from 8V to 18V and can produce a precisely regulated output voltage from 0.8V to 7.1V. It provides up to 0.4A continuous output current and offers high efficiency, internal over-current and over-temperature protection, and a shutdown mode for low power consumption. ISL6263CRZ is suitable for powering instrument clusters, radio receivers, and other specialty devices, making it an ideal choice for a wide range of applications.

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