ABLIC U.S.A. Inc.
Maaaring representasyon ang larawan.
Tingnan ang mga detalye para sa mga detalye ng produkto.
S-8254AABFT-TB-U
Tingnan ang Detalye DataSheets

S-8254AABFT-TB-U

Overview

Category: Integrated Circuit (IC)

Use: Battery protection IC for lithium-ion rechargeable batteries

Characteristics: - Provides overcharge, overdischarge, 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-8254AABFT-TB-U is a battery protection IC designed to safeguard lithium-ion rechargeable batteries from potential hazards such as overcharging, overdischarging, and overcurrent. It ensures the safe and efficient operation of the battery.

Packaging/Quantity: The S-8254AABFT-TB-U 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: 4.10V ± 50mV
  • Overdischarge Detection Voltage: 2.30V ± 80mV
  • Overdischarge Release Voltage: 2.60V ± 100mV
  • Overcurrent Detection Voltage: 0.15V ± 20mV
  • Overcurrent Detection Delay Time: 5ms to 20ms
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-8254AABFT-TB-U has the following pin configuration:

  1. VDD: Power supply input
  2. GND: Ground reference
  3. CHG: Charging control input
  4. DSG: Discharging control input
  5. OUT: Battery output
  6. N/C: No connection (not internally connected)

Functional Features

  1. Overcharge Protection: Monitors the battery voltage during charging and prevents it from exceeding a safe threshold.
  2. Overdischarge Protection: Monitors the battery voltage during discharging and prevents it from dropping below a safe threshold.
  3. Overcurrent Protection: Detects excessive current flow and protects the battery from damage.
  4. Charging Control: Controls the charging process to ensure optimal charging efficiency and prevent overcharging.
  5. Discharging Control: Controls the discharging process to prevent overdischarging and extend 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 to lithium-ion rechargeable batteries, not compatible with other battery chemistries - Requires external components for complete battery protection system implementation

Working Principles

The S-8254AABFT-TB-U operates by continuously monitoring the battery voltage and current. It compares these values against predefined thresholds to detect potential hazards such as overcharge, overdischarge, and overcurrent conditions. When any of these conditions are detected, the IC takes appropriate actions to protect the battery, such as interrupting the charging or discharging process. This ensures the battery operates within safe limits and prolongs its lifespan.

Detailed Application Field Plans

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

  1. Mobile Phones: Protects the battery from overcharging and overdischarging, ensuring safe and reliable operation.
  2. Tablets and Laptops: Safeguards the battery during charging and discharging processes, preventing damage and extending battery life.
  3. Power Banks: Provides comprehensive battery protection for portable power banks, ensuring safe usage and efficient charging.
  4. Portable Medical Devices: Protects the battery in medical devices such as insulin pumps and portable monitors, ensuring reliable operation in critical situations.

Detailed and Complete Alternative Models

  1. S-8254AABFT-TB-G: Similar to S-8254AABFT-TB-U but with a different package (Thin Small Outline Package - TSOP-6)
  2. S-8254AABFT-TB-C: Similar to S-8254AABFT-TB-U but with a different package (Chip Scale Package - CSP-6)
  3. S-8254AABFT-TB-Q: Similar to S-8254AABFT-TB-U but with a different package (Quad Flat No-Lead - QFN-6)

These alternative models offer similar functionality and features, but differ in package type, allowing flexibility in design and integration.

In conclusion, the S-8254AABFT-TB-U is a battery protection IC

Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng S-8254AABFT-TB-U sa mga teknikal na solusyon

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

  1. Q: What is the purpose of S-8254AABFT-TB-U? A: S-8254AABFT-TB-U is a protection IC designed for lithium-ion rechargeable batteries, providing overcharge, over-discharge, and short-circuit protection.

  2. Q: What is the maximum voltage rating of S-8254AABFT-TB-U? A: The maximum voltage rating of S-8254AABFT-TB-U is 16.8V.

  3. Q: Can S-8254AABFT-TB-U be used with other battery chemistries besides lithium-ion? A: No, S-8254AABFT-TB-U is specifically designed for lithium-ion batteries and may not be suitable for other chemistries.

  4. Q: How does S-8254AABFT-TB-U provide overcharge protection? A: S-8254AABFT-TB-U monitors the battery voltage and disconnects the charging circuit when it exceeds a predetermined threshold, preventing overcharging.

  5. Q: Does S-8254AABFT-TB-U support over-discharge protection? A: Yes, S-8254AABFT-TB-U includes over-discharge protection by disconnecting the load from the battery when the voltage drops below a certain level.

  6. Q: Can S-8254AABFT-TB-U handle high current applications? A: Yes, S-8254AABFT-TB-U has a built-in MOSFET that can handle continuous discharge currents up to 2A.

  7. Q: Is S-8254AABFT-TB-U suitable for portable devices? A: Yes, S-8254AABFT-TB-U is commonly used in portable devices like smartphones, tablets, and wearable electronics to protect the battery from damage.

  8. Q: Does S-8254AABFT-TB-U have a thermal shutdown feature? A: Yes, S-8254AABFT-TB-U includes a thermal shutdown function that activates when the IC temperature exceeds a certain threshold, providing additional safety.

  9. Q: Can S-8254AABFT-TB-U be used in series battery configurations? A: Yes, S-8254AABFT-TB-U can be used in series battery configurations by connecting multiple ICs in parallel to protect each individual cell.

  10. Q: Are there any specific precautions to consider when using S-8254AABFT-TB-U? A: It is important to follow the manufacturer's datasheet and guidelines for proper usage, including correct wiring, voltage limits, and operating conditions to ensure optimal performance and safety.