ISL95859AIRTZ-T

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency voltage regulator - Low dropout voltage - Wide input voltage range - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection

Package: QFN-40

Essence: The ISL95859AIRTZ-T is a power management IC designed for various applications requiring efficient voltage regulation.

Packaging/Quantity: The ISL95859AIRTZ-T is available in tape and reel packaging, with 2500 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to VIN
• Maximum Output Current: 3A
• Dropout Voltage: 200mV at 1A
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ISL95859AIRTZ-T has a total of 40 pins. Here is the detailed pin configuration:

1. VIN: Input voltage
2. GND: Ground
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage
6. PG: Power good indicator
7. COMP: Compensation pin
8. SS: Soft-start pin
9. BST: Boost pin
10. AGND: Analog ground
11. ISENSE: Current sense pin
12. VREF: Reference voltage
13. VCC: Supply voltage
14. CLK: Clock input
15. SYNC: Synchronization pin
16. MODE: Mode selection pin 17-40. Other pins (detailed pin functions can be found in the datasheet)

Functional Features

• High efficiency voltage regulation
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection
• Soft-start function for smooth power-up
• Synchronization capability with external clock signal
• Multiple operating modes for different applications

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications - High efficiency results in reduced power consumption - Overcurrent and thermal shutdown protection enhance system reliability - Adjustable output voltage provides flexibility

Disadvantages: - Limited maximum output current (3A) - Requires careful consideration of thermal management due to high power dissipation

Working Principles

The ISL95859AIRTZ-T operates as a voltage regulator by converting the input voltage to a regulated output voltage. It utilizes a feedback mechanism to adjust the output voltage based on the reference voltage and the feedback signal. The device incorporates various protection features such as overcurrent and thermal shutdown to ensure safe operation.

Detailed Application Field Plans

The ISL95859AIRTZ-T is suitable for a wide range of applications, including but not limited to: - Portable electronic devices - Battery-powered systems - Industrial equipment - Automotive electronics - Communication systems

Detailed and Complete Alternative Models

1. ISL95859BIRTZ-T
2. ISL95859CIRTZ-T
3. ISL95859DIRTZ-T
4. ISL95859EIRTZ-T
5. ISL95859FIRTZ-T

These alternative models offer similar functionality and characteristics to the ISL95859AIRTZ-T, providing options for different design requirements.

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