ISL6248ACR-T

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: QFN (Quad Flat No-leads)

Essence: The ISL6248ACR-T is a voltage regulator IC designed to provide stable and regulated power supply in various electronic devices.

Packaging/Quantity: The ISL6248ACR-T is available in tape and reel packaging, with 2500 units per reel.

Specifications

• Input Voltage Range: 2.375V to 5.5V
• Output Voltage Range: 0.6V to 3.3V
• Output Current: Up to 4A
• Dropout Voltage: 200mV at 1A
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISL6248ACR-T has a total of 32 pins. Here is the detailed pin configuration:

1. VIN: Input voltage
2. GND: Ground
3. VOUT: Output voltage
4. EN: Enable pin
5. FB: Feedback pin
6. COMP: Compensation pin
7. SS: Soft-start pin
8. PG: Power good indicator
9. ISENSE: Current sense pin
10. BST: Bootstrap capacitor connection
11. AGND: Analog ground
12. PGND: Power ground 13-32: Other pins for internal connections and functions

Functional Features

• Wide input voltage range allows compatibility with various power sources.
• Adjustable output voltage provides flexibility for different applications.
• High efficiency ensures minimal power loss and heat generation.
• Overcurrent protection safeguards the circuit from excessive current flow.
• Thermal shutdown protection prevents damage due to overheating.

Advantages and Disadvantages

Advantages: - High efficiency leads to energy savings. - Wide input voltage range enhances versatility. - Adjustable output voltage allows customization. - Overcurrent and thermal protection ensure reliability and safety.

Disadvantages: - Limited output current capacity (up to 4A). - Requires external components for proper operation.

Working Principles

The ISL6248ACR-T operates based on a switching regulator topology. It uses a combination of inductors, capacitors, and transistors to convert the input voltage into a regulated output voltage. The integrated control circuitry monitors the input and output voltages, adjusting the switching frequency and duty cycle to maintain a stable output voltage despite variations in the input voltage or load conditions.

Detailed Application Field Plans

The ISL6248ACR-T is widely used in various electronic devices that require a stable and regulated power supply. Some common application fields include:

1. Mobile devices: Smartphones, tablets, portable media players.
2. Computer systems: Laptops, desktops, servers.
3. Consumer electronics: Televisions, audio systems, gaming consoles.
4. Industrial equipment: Test and measurement instruments, automation systems.
5. Automotive electronics: Infotainment systems, navigation devices.

Detailed and Complete Alternative Models

1. LM317T: Adjustable voltage regulator with a wide input voltage range.
2. LT1084CP-5: Low dropout voltage regulator with high output current capability.
3. TPS5430: Synchronous buck converter with adjustable output voltage.
4. LM2596S-ADJ: Step-down voltage regulator with high efficiency.
5. MAX15062: Integrated power management IC with multiple voltage outputs.

These alternative models offer similar functionality and can be considered as substitutes for the ISL6248ACR-T in different applications.

Word count: 511 words