ISL9001AIRRZ-T

Product Overview

Category: Integrated Voltage Regulator
Use: Power management
Characteristics: High efficiency, low quiescent current, small package size
Package: 10-Lead DFN (3mm x 3mm)
Essence: Voltage regulator with integrated power MOSFETs
Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Maximum Output Current: 1A
• Quiescent Current: 22µA (typical)
• Dropout Voltage: 200mV at 1A load
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ISL9001AIRRZ-T has the following pin configuration:

1. VIN: Input voltage
2. EN: Enable pin
3. PG: Power good indicator
4. FB: Feedback voltage input
5. GND: Ground
6. SW: Switching node
7. VOUT: Output voltage
8. BST: Bootstrap capacitor connection
9. AGND: Analog ground
10. NC: No connect

Functional Features

• Integrated power MOSFETs for high efficiency
• Low quiescent current for extended battery life
• Wide input voltage range for versatile applications
• Adjustable output voltage for flexibility
• Power good indicator for system monitoring
• Overcurrent and thermal protection for reliability

Advantages and Disadvantages

Advantages: - High efficiency helps conserve battery power - Small package size saves board space - Wide input voltage range allows for various power sources - Adjustable output voltage suits different applications - Power good indicator enhances system reliability

Disadvantages: - Maximum output current limited to 1A - Dropout voltage of 200mV may affect performance in low voltage scenarios

Working Principles

The ISL9001AIRRZ-T is a voltage regulator that uses integrated power MOSFETs to efficiently regulate the input voltage to a desired output voltage. It operates by continuously monitoring the feedback voltage and adjusting the duty cycle of the internal switching circuitry to maintain a stable output voltage, even with varying input conditions.

Detailed Application Field Plans

The ISL9001AIRRZ-T is suitable for a wide range of applications, including but not limited to: - Battery-powered devices - Portable electronics - IoT devices - Wearable devices - Industrial sensors - Automotive systems

Detailed and Complete Alternative Models

1. ISL9001AIRZ: Similar specifications and features, but without power good indicator.
2. ISL9001BIRZ: Higher maximum output current of 1.5A, otherwise similar to ISL9001AIRRZ-T.
3. ISL9001CIRZ: Lower quiescent current of 12µA, otherwise similar to ISL9001AIRRZ-T.

These alternative models provide options based on specific requirements and trade-offs between various parameters.

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