S-8209ABK-T8T1U

Product Overview

Category

S-8209ABK-T8T1U belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for voltage detection and battery protection in various electronic devices.

Characteristics

• Voltage detection range: 2.5V to 4.5V
• Low current consumption: 0.1µA (typical)
• Overcharge detection accuracy: ±25mV
• Over-discharge detection accuracy: ±50mV
• Built-in delay circuit for stable operation
• Small package size for space-constrained applications

Package

The S-8209ABK-T8T1U IC is available in a compact SOT-23-6 package.

Essence

The essence of this product lies in its ability to accurately detect voltage levels and protect batteries from overcharging and over-discharging, ensuring safe and efficient operation of electronic devices.

Packaging/Quantity

The S-8209ABK-T8T1U IC is typically packaged in reels containing 3,000 units per reel.

Specifications

• Operating Voltage Range: 2.5V to 4.5V
• Operating Temperature Range: -40°C to +85°C
• Overcharge Detection Voltage: 4.25V to 4.35V (adjustable)
• Over-discharge Detection Voltage: 2.0V to 3.0V (adjustable)
• Delay Time: 100ms to 200ms (adjustable)

Detailed Pin Configuration

The S-8209ABK-T8T1U IC has the following pin configuration:

1. VDD: Power supply input
2. GND: Ground reference
3. OUT: Output terminal for voltage detection signal
4. EN: Enable pin for controlling IC operation
5. OV: Overcharge detection voltage setting pin
6. UV: Over-discharge detection voltage setting pin

Functional Features

1. Voltage Detection: The S-8209ABK-T8T1U accurately detects the battery voltage within the specified range.
2. Overcharge Protection: When the battery voltage exceeds the set threshold, the IC triggers an overcharge protection mechanism to prevent damage to the battery.
3. Over-discharge Protection: If the battery voltage drops below the set threshold, the IC activates an over-discharge protection circuit to safeguard the battery.
4. Delay Circuit: The built-in delay circuit ensures stable operation by preventing false triggering due to voltage fluctuations or noise.

Advantages and Disadvantages

Advantages

• Wide operating voltage range allows compatibility with various battery types.
• Low current consumption minimizes power drain from the battery.
• Accurate voltage detection helps prolong battery life.
• Small package size enables integration into space-constrained designs.

Disadvantages

• Limited adjustability of overcharge and over-discharge detection voltages may not suit all applications.
• Lack of additional features such as temperature monitoring or short-circuit protection.

Working Principles

The S-8209ABK-T8T1U operates based on a voltage divider network connected to the battery. It continuously monitors the voltage level and compares it against the set thresholds for overcharge and over-discharge protection. When the voltage exceeds or falls below the respective thresholds, the IC triggers the appropriate protection mechanism.

Detailed Application Field Plans

The S-8209ABK-T8T1U finds application in various electronic devices that utilize rechargeable batteries, including but not limited to: - Mobile phones - Tablets - Portable gaming consoles - Digital cameras - Bluetooth headsets

Detailed and Complete Alternative Models

1. S-8209ABK-T8T1G: Similar to S-8209ABK-T8T1U, but available in a different package (SSOP-6).
2. S-8209ABK-T8T1R: Enhanced version with additional temperature monitoring feature.
3. S-8209ABK-T8T1V: Variant with adjustable overcharge and over-discharge detection voltages.

These alternative models offer similar functionality with slight variations in package type, additional features, or adjustability options.

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