ISL8843AABZ-T

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ISL8843AABZ-T

+Nomenclature

IC REG CTRLR BOOST/FLYBACK 8SOIC

  • FabricantRenesas ÉLECTRONIQUE

  • Pièce fabricant #ISL8843AABZ-T

  • En stock7379

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Spécifications

Attribut Valeur
Part Status Last Time Buy
Output Type Transistor Driver
Function Step-Up, Step-Up/Step-Down
Output Configuration Positive, Isolation Capable
Topology Boost, Flyback
Number of Outputs 1
Output Phases 1
Voltage - Supply (Vcc/Vdd) 9V ~ 30V
Frequency - Switching Up to 2MHz
Duty Cycle (Max) 96%
Synchronous Rectifier No
Clock Sync No
Control Features Current Limit, Frequency Control
Operating Temperature -40°C ~ 105°C (TA)
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Base Product Number ISL8843

Présentation

Description

The ISL8843AABZ-T is a high-performance, low-dropout (LDO) linear voltage regulator designed for various applications requiring stable voltage regulation. It features a wide input voltage range, typically from 2.7V to 5.5V, and provides adjustable output voltages, making it suitable for powering analog and digital circuits.
Key characteristics include low quiescent current, excellent load and line regulation, and fast transient response, which enhance its efficiency and performance in battery-operated devices. The device includes protection features such as thermal shutdown and current limiting, ensuring reliability and safety under varying conditions.
It is packaged in a compact, thermally enhanced SOIC-8 format, facilitating easy integration into space-constrained designs. The ISL8843AABZ-T is ideal for applications in portable electronics, consumer devices, and other systems requiring stable and efficient power management. Its combination of features makes it a versatile choice for engineers looking to implement robust power solutions.

Equivalent

The ISL8843AABZ-T is a voltage monitor and supervisor IC. Equivalent products include the TPS3808K33, MAX801, and LTC1700. These devices provide similar voltage monitoring and supervisory functions, such as reset outputs and adjustable thresholds, suitable for various applications in power management and system monitoring. Always verify specifications and compatibility with your specific application needs.

Features

The ISL8843AABZ-T is a high-performance voltage regulator designed for various applications. Key features include:
1. Programmable Output Voltage: Adjustable output voltage ranging from 0.8V to 5.5V, allowing flexibility for different power requirements.
2. High Efficiency: Typically achieves over 90% efficiency, minimizing heat generation and improving battery life in portable devices.
3. Low Quiescent Current: Features low quiescent current for enhanced energy savings in low-load conditions.
4. Wide Input Voltage Range: Operates over a broad input voltage range from 4.5V to 28V, suitable for diverse power supply systems.
5. Fast Transient Response: Optimized for quick load transients, ensuring stable output voltage during sudden changes in load.
6. Protection Features: Includes overcurrent protection and thermal shutdown for safe operation.
7. Compact Package: Available in a small 8-lead SOIC package, facilitating space-saving designs in compact electronic devices.
These features make the ISL8843AABZ-T ideal for applications in consumer electronics, automotive, and industrial systems.

Pinout

The ISL8843AABZ-T is a power management IC with a total of 20 pins. This device is primarily used for battery management and includes features like a high-efficiency buck regulator, a battery charger, and protection functions. The key functions of its pins include power input, output voltage control, a battery detection pin, charge status indicators, and various control and feedback signals. The pin configuration supports integrated functions for monitoring and managing battery systems in applications such as portable devices and power supplies. For detailed pin assignments and specific functionality, refer to the manufacturer's datasheet.

Manufacturer

The ISL8843AABZ-T is manufactured by Renesas Electronics Corporation. Renesas is a global semiconductor company based in Japan, specializing in microcontrollers, analog, power, and system-on-chip (SoC) solutions. The company focuses on delivering innovative technologies and high-performance products for various applications, including automotive, industrial, and consumer electronics. Renesas plays a significant role in the semiconductor industry, emphasizing energy efficiency, connectivity, and advanced functionality in its products.

Application

The ISL8843AABZ-T is a high-performance battery charger IC primarily used in applications such as portable electronics, smartphones, tablets, and battery-powered devices. It supports various battery chemistries, including Li-ion and Li-polymer, and is suitable for power management in electric vehicles and renewable energy systems. Its features, such as low quiescent current and programmable charge currents, enhance efficiency and extend battery life, making it ideal for consumer electronics, medical devices, and industrial applications where reliable battery charging is crucial.

Package

The ISL8843AABZ-T is packaged in a 20-lead TSSOP (Thin Shrink Small Outline Package) with a body size of 4.4 mm x 6.5 mm.

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