S-8225BAG-TCT1U

Product Overview

Category

S-8225BAG-TCT1U belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This product is primarily used for battery protection in various electronic devices, such as smartphones, tablets, laptops, and portable consumer electronics.

Characteristics

• Battery protection against overcharging, over-discharging, and short-circuiting.
• Low power consumption.
• High accuracy in voltage detection.
• Compact size and lightweight.
• RoHS compliant.

Package

The S-8225BAG-TCT1U comes in a small surface-mount package, commonly known as a Thin Small Outline Package (TSOP).

Essence

The essence of this product lies in its ability to safeguard batteries from potential damage caused by overcharging, over-discharging, and short-circuiting. It ensures the longevity and safety of the battery, thereby enhancing the overall performance and reliability of electronic devices.

Packaging/Quantity

The S-8225BAG-TCT1U is typically packaged in reels, with each reel containing a specific quantity of ICs. The exact quantity per reel may vary depending on the manufacturer's specifications.

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Overcharge Detection Voltage: 4.25V ± 0.05V
• Overdischarge Detection Voltage: 2.50V ± 0.10V
• Overcurrent Detection Voltage: 0.15V ± 0.02V
• Operating Temperature Range: -40°C to +85°C
• Dimensions: 3.00mm x 3.00mm x 0.55mm

Detailed Pin Configuration

The S-8225BAG-TCT1U has a total of 8 pins, each serving a specific function:

1. VCC: Power supply input pin.
2. GND: Ground reference pin.
3. BAT: Battery connection pin.
4. CHG: Charging control pin.
5. DSG: Discharging control pin.
6. OVP: Overvoltage protection pin.
7. OCP: Overcurrent protection pin.
8. N/C: Not connected pin.

Functional Features

• Overcharge protection: Prevents the battery from being overcharged by interrupting the charging process when the voltage exceeds the specified threshold.
• Overdischarge protection: Cuts off the discharge current when the battery voltage drops below the predetermined level, preventing excessive discharge and potential damage to the battery.
• Short-circuit protection: Detects short-circuits and shuts down the circuit to prevent further damage.
• Temperature protection: Monitors the temperature and triggers protection mechanisms if it exceeds the safe operating range.
• Low power consumption: Ensures minimal power loss during operation, optimizing energy efficiency.

Advantages and Disadvantages

Advantages

• Reliable battery protection, enhancing device safety.
• Compact size allows for easy integration into various electronic devices.
• High accuracy in voltage detection ensures precise protection thresholds.
• RoHS compliance promotes environmental sustainability.

Disadvantages

• Limited compatibility with specific battery types or voltage ranges.
• May require additional external components for complete battery management.

Working Principles

The S-8225BAG-TCT1U operates based on a combination of voltage detection and control circuitry. It continuously monitors the battery voltage and compares it against predefined thresholds. When any of these thresholds are exceeded, the corresponding protection mechanism is triggered, ensuring the battery remains within safe operating limits.

Detailed Application Field Plans

The S-8225BAG-TCT1U finds extensive application in various electronic devices that rely on rechargeable batteries. Some notable application fields include:

1. Smartphones and tablets
2. Laptops and notebooks
3. Portable gaming consoles
4. Wearable devices
5. Power banks

Detailed and Complete Alternative Models

1. S-8254AAFT-TB-G: Battery protection IC with additional features like overcurrent detection and thermal shutdown.
2. S-8209AAG-TCT1U: Battery protection IC designed for single-cell lithium-ion/polymer batteries with built-in overcharge, overdischarge, and short-circuit protection.

These alternative models offer similar functionality to the S-8225BAG-TCT1U and can be considered as suitable replacements depending on specific requirements.

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