ISL6556BCB-T

Product Overview

Category

ISL6556BCB-T belongs to the category of integrated circuits (ICs).

Use

It is primarily used as a voltage regulator in various electronic devices.

Characteristics

• High efficiency
• Low power consumption
• Wide input voltage range
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection

Package

ISL6556BCB-T is available in a compact and durable package, ensuring easy integration into electronic circuits.

Essence

The essence of ISL6556BCB-T lies in its ability to regulate voltage efficiently and reliably, providing stable power supply to electronic devices.

Packaging/Quantity

ISL6556BCB-T is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 3.3V
• Maximum Output Current: 6A
• Operating Temperature Range: -40°C to +85°C
• Package Type: 10-Lead DFN

Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for output voltage regulation
4. EN: Enable pin for turning the regulator on/off
5. SS: Soft-start pin for controlling the startup time
6. PG: Power good indicator pin
7. VOUT: Output voltage pin
8. COMP: Compensation pin for stability control
9. BST: Boost pin for high-side MOSFET gate drive
10. LX: Switching node pin for connecting the inductor

Functional Features

• Voltage regulation: ISL6556BCB-T ensures precise and stable output voltage regardless of input variations.
• Overcurrent protection: It incorporates a current sensing mechanism to protect the circuit from excessive current flow.
• Thermal shutdown protection: The regulator automatically shuts down if the temperature exceeds a certain threshold, preventing damage due to overheating.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Wide input voltage range allows compatibility with various power sources.
• Adjustable output voltage provides flexibility for different applications.
• Overcurrent and thermal shutdown protection enhance reliability and safety.

Disadvantages

• Limited maximum output current may restrict usage in high-power applications.
• Requires careful consideration of external components for optimal performance.

Working Principles

ISL6556BCB-T operates based on pulse width modulation (PWM) technique. It uses feedback control to compare the actual output voltage with the desired voltage and adjusts the duty cycle of the internal switch accordingly. This regulates the output voltage within the specified range.

Detailed Application Field Plans

ISL6556BCB-T finds extensive application in the following fields:

1. Consumer electronics: Used in smartphones, tablets, and portable gaming devices for efficient power management.
2. Industrial automation: Employed in motor control systems, robotics, and industrial machinery for reliable voltage regulation.
3. Automotive electronics: Integrated into automotive systems such as infotainment systems, lighting controls, and powertrain modules.
4. Telecommunications: Utilized in networking equipment, routers, and data centers for stable power supply.

Detailed and Complete Alternative Models

1. ISL6556BCBZ-T: Similar to ISL6556BCB-T but available in a different package type.
2. ISL6556ACB-T: Offers higher maximum output current for more demanding applications.
3. ISL6556CCB-T: Provides additional features such as adjustable soft-start time and fault detection.

These alternative models offer similar functionality and can be considered based on specific requirements.

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