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S-8254AAGFT-TB-G
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S-8254AAGFT-TB-G

Product Overview

Category: Integrated Circuit (IC)

Use: Battery Protection IC for Lithium-ion Rechargeable Batteries

Characteristics: - Provides overcharge, over-discharge, and overcurrent protection for lithium-ion batteries - Monitors battery voltage and current to ensure safe operation - Controls charging and discharging processes to prevent damage to the battery - Offers high accuracy and reliability in battery protection

Package: Thin Small Outline Package (TSOP-6)

Essence: The S-8254AAGFT-TB-G is a battery protection IC designed specifically for lithium-ion rechargeable batteries. It ensures the safe operation of the battery by providing various protection features.

Packaging/Quantity: The S-8254AAGFT-TB-G is typically sold in reels containing 3,000 units per reel.

Specifications

  • Input Voltage Range: 2.5V to 6.0V
  • Overcharge Detection Voltage: 4.25V ± 25mV
  • Overcharge Release Voltage: 4.05V ± 50mV
  • Overdischarge Detection Voltage: 2.30V ± 80mV
  • Overdischarge Release Voltage: 2.60V ± 100mV
  • Overcurrent Detection Voltage: 0.10V ± 20mV
  • Overcurrent Detection Delay Time: 5ms to 20ms
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-8254AAGFT-TB-G has the following pin configuration:

  1. VDD: Power supply input
  2. GND: Ground reference
  3. CHG: Charging control terminal
  4. DSG: Discharging control terminal
  5. OVP: Overvoltage protection terminal
  6. OCP: Overcurrent protection terminal

Functional Features

  1. Overcharge Protection: Monitors the battery voltage during charging and prevents overcharging, which can lead to battery damage or safety hazards.
  2. Overdischarge Protection: Monitors the battery voltage during discharging and prevents overdischarging, which can cause irreversible damage to the battery.
  3. Overcurrent Protection: Detects excessive current flow and protects the battery from potential damage due to high currents.
  4. Temperature Monitoring: Monitors the operating temperature of the battery and provides thermal protection to prevent overheating.
  5. Charge/Discharge Control: Controls the charging and discharging processes to ensure optimal performance and prolong battery life.

Advantages and Disadvantages

Advantages: - Provides comprehensive protection for lithium-ion batteries - High accuracy and reliability in battery protection - Compact package size for space-constrained applications - Wide operating temperature range for versatile usage

Disadvantages: - Limited compatibility with other battery chemistries - Requires external components for complete battery protection system implementation

Working Principles

The S-8254AAGFT-TB-G operates by continuously monitoring the battery voltage and current. It compares these values with predefined thresholds to detect abnormal conditions such as overcharge, overdischarge, and overcurrent. When an abnormal condition is detected, the IC triggers the appropriate protection mechanism to safeguard the battery. This ensures the battery operates within safe limits and helps prevent damage or hazardous situations.

Detailed Application Field Plans

The S-8254AAGFT-TB-G is widely used in various portable electronic devices powered by lithium-ion rechargeable batteries. Some common application fields include:

  1. Smartphones and Tablets: Protecting the batteries in smartphones and tablets from overcharging, overdischarging, and overcurrent events.
  2. Laptop Computers: Ensuring the safety and longevity of laptop batteries by providing comprehensive protection features.
  3. Power Banks: Safeguarding power bank batteries during charging and discharging operations to prevent damage or accidents.
  4. Portable Medical Devices: Protecting the batteries in medical devices such as portable defibrillators, insulin pumps, and patient monitors.
  5. Electric Vehicles: Implementing battery protection in electric vehicles to ensure safe operation and prevent battery damage.

Detailed and Complete Alternative Models

  1. S-8254AAGFT-TB-G: The model described in this entry.
  2. S-8254AAGFT-TB-C: Similar to the above model but with a different package type (TSOP-8).
  3. S-8254AAGFT-TB-H: Enhanced version with additional protection features and extended operating temperature range.

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

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Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi S-8254AAGFT-TB-G dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of S-8254AAGFT-TB-G in technical solutions:

  1. Q: What is the S-8254AAGFT-TB-G? A: The S-8254AAGFT-TB-G is a battery protection IC designed for lithium-ion rechargeable batteries.

  2. Q: What is the purpose of the S-8254AAGFT-TB-G? A: The S-8254AAGFT-TB-G protects lithium-ion batteries from overcharging, over-discharging, and overcurrent conditions.

  3. Q: What voltage range does the S-8254AAGFT-TB-G support? A: The S-8254AAGFT-TB-G supports a voltage range of 2.5V to 4.5V.

  4. Q: Can the S-8254AAGFT-TB-G be used with different battery capacities? A: Yes, the S-8254AAGFT-TB-G can be used with various battery capacities as long as they fall within the supported voltage range.

  5. Q: How does the S-8254AAGFT-TB-G protect against overcharging? A: The S-8254AAGFT-TB-G monitors the battery voltage and automatically stops charging when it reaches the preset overcharge detection voltage.

  6. Q: Does the S-8254AAGFT-TB-G provide protection against over-discharging? A: Yes, the S-8254AAGFT-TB-G has an over-discharge detection circuit that cuts off the discharge current when the battery voltage drops below a certain threshold.

  7. Q: Can the S-8254AAGFT-TB-G handle high discharge currents? A: Yes, the S-8254AAGFT-TB-G can handle discharge currents up to 2.5A.

  8. Q: Does the S-8254AAGFT-TB-G have short-circuit protection? A: Yes, the S-8254AAGFT-TB-G has a built-in short-circuit detection circuit that cuts off the current flow in case of a short circuit.

  9. Q: Can the S-8254AAGFT-TB-G be used in portable electronic devices? A: Yes, the S-8254AAGFT-TB-G is commonly used in portable electronic devices such as smartphones, tablets, and wearable devices.

  10. Q: Is the S-8254AAGFT-TB-G easy to integrate into a technical solution? A: Yes, the S-8254AAGFT-TB-G is available in a small package and requires minimal external components, making it relatively easy to integrate into a technical solution.

Please note that these answers are general and may vary depending on the specific application and requirements. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information.