ISL88708IB826Z

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency voltage regulator - Low power consumption - Wide input voltage range - Overvoltage and overcurrent protection - Thermal shutdown protection

Package: BGA (Ball Grid Array)

Essence: The ISL88708IB826Z is a power management IC designed for efficient voltage regulation in various electronic devices.

Packaging/Quantity: The ISL88708IB826Z is typically sold in reels containing 2500 units per reel.

Specifications

Input Voltage Range: 4.5V to 28V
Output Voltage Range: 0.8V to 5.5V
Maximum Output Current: 3A
Quiescent Current: 40µA
Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ISL88708IB826Z has the following pin configuration:

VIN: Input voltage pin
GND: Ground pin
EN: Enable pin
FB: Feedback pin
VOUT: Output voltage pin
PGND: Power ground pin
SS: Soft-start pin
BST: Boost pin

Functional Features

High-efficiency synchronous buck converter
Adjustable output voltage through external resistors
Overvoltage protection prevents damage to connected devices
Overcurrent protection safeguards against excessive current flow
Thermal shutdown protection prevents overheating

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows for versatile applications - Overvoltage and overcurrent protection enhance device safety - Thermal shutdown protection ensures reliable operation

Disadvantages: - Limited maximum output current of 3A may not be suitable for high-power applications - BGA package may require specialized equipment for soldering and rework

Working Principles

The ISL88708IB826Z operates as a synchronous buck converter, converting the input voltage to a regulated output voltage. It utilizes pulse-width modulation (PWM) to control the duty cycle of the switching transistor, adjusting the output voltage accordingly. The feedback pin (FB) monitors the output voltage and provides feedback to the control circuitry, ensuring stable and accurate regulation.

Detailed Application Field Plans

The ISL88708IB826Z is commonly used in various electronic devices that require efficient power management, such as: - Laptops - Tablets - Smartphones - Portable gaming consoles - Industrial control systems

Detailed and Complete Alternative Models

TPS54332DDAR: Texas Instruments - Synchronous Step-Down Converter
LT8610ABEMSE#PBF: Analog Devices - Silent Switcher® 2 Buck Converter
MAX17503GTL+: Maxim Integrated - High-Efficiency, Synchronous Step-Down DC-DC Converter

These alternative models offer similar functionality and can be considered as alternatives to the ISL88708IB826Z based on specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ISL88708IB826Z v technických řešeních

Sure! Here are 10 common questions and answers related to the application of ISL88708IB826Z in technical solutions:

Q: What is ISL88708IB826Z? A: ISL88708IB826Z is a highly integrated battery charger IC designed for single-cell Li-ion or Li-polymer batteries.
Q: What is the input voltage range supported by ISL88708IB826Z? A: ISL88708IB826Z supports an input voltage range from 4.5V to 28V, making it suitable for various power sources.
Q: Can ISL88708IB826Z charge multiple batteries simultaneously? A: No, ISL88708IB826Z is designed to charge a single-cell battery at a time.
Q: What charging current can ISL88708IB826Z provide? A: ISL88708IB826Z can provide a charging current up to 2A, which can be adjusted using external resistors.
Q: Does ISL88708IB826Z have built-in thermal protection? A: Yes, ISL88708IB826Z features built-in thermal protection to prevent overheating during charging.
Q: Can ISL88708IB826Z operate in a wide temperature range? A: Yes, ISL88708IB826Z has an extended operating temperature range from -40°C to +85°C.
Q: Is ISL88708IB826Z compatible with different battery chemistries? A: Yes, ISL88708IB826Z is compatible with both Li-ion and Li-polymer battery chemistries.
Q: Does ISL88708IB826Z support USB On-The-Go (OTG) functionality? A: Yes, ISL88708IB826Z supports USB OTG functionality, allowing it to act as a power source for other devices.
Q: Can ISL88708IB826Z provide battery voltage and current monitoring? A: Yes, ISL88708IB826Z provides accurate battery voltage and current monitoring through its integrated ADC.
Q: Is ISL88708IB826Z suitable for portable devices like smartphones or tablets? A: Yes, ISL88708IB826Z is commonly used in portable devices due to its compact size, high efficiency, and versatile features.

Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.