ISL9011IRNFZ

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - Low dropout voltage - High output accuracy - Low quiescent current - Wide input voltage range - Thermal shutdown protection

Package: QFN (Quad Flat No-leads)

Essence: The ISL9011IRNFZ is a voltage regulator IC designed to provide stable and regulated power supply in various electronic devices.

Packaging/Quantity: The ISL9011IRNFZ is available in a QFN package and is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 2.3V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Dropout Voltage: 200mV at 300mA
• Quiescent Current: 35µA
• Output Accuracy: ±1%
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISL9011IRNFZ has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage pin

Functional Features

• Low dropout voltage ensures efficient power conversion even with small input-output voltage differentials.
• High output accuracy provides precise and stable voltage regulation for sensitive electronic components.
• Low quiescent current minimizes power consumption during standby or idle modes, prolonging battery life.
• Wide input voltage range allows compatibility with various power sources.
• Thermal shutdown protection prevents damage due to excessive temperature.

Advantages and Disadvantages

Advantages: - Efficient power conversion - Precise voltage regulation - Low power consumption - Wide compatibility with power sources - Thermal protection

Disadvantages: - Limited output voltage range (0.8V to 3.6V) - Requires external components for specific applications

Working Principles

The ISL9011IRNFZ operates as a linear voltage regulator. It regulates the output voltage by adjusting the resistance between the input and output terminals, maintaining a constant voltage regardless of changes in the input voltage or load conditions. The internal circuitry ensures stable operation and protects against overcurrent and thermal issues.

Detailed Application Field Plans

The ISL9011IRNFZ is widely used in various electronic devices that require regulated power supply, such as: - Mobile phones - Tablets - Portable media players - Wearable devices - IoT devices

Its compact size, low power consumption, and high efficiency make it suitable for battery-powered applications where space and energy efficiency are crucial.

Detailed and Complete Alternative Models

• ISL9001IRNZ: Similar voltage regulator IC with a different package (SOT-23)
• ISL9012IRNZ: Voltage regulator IC with higher output voltage range (up to 5V)
• ISL9013IRNZ: Voltage regulator IC with lower output voltage range (down to 0.6V)

These alternative models offer similar functionality but may have different package options or slightly different specifications to cater to specific application requirements.

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