S-8521C16MC-BTBT2G

Product Overview

Category

The S-8521C16MC-BTBT2G belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• Voltage detection range: 0.5V to 6.0V
• Low current consumption: 1.0µA (typ.)
• High accuracy voltage detection: ±1.0%
• Built-in delay circuit
• Overcharge detection voltage accuracy: ±25mV
• Over-discharge detection voltage accuracy: ±50mV
• Small package size: 4-pin DFN(PLP) (1.0mm x 1.0mm)

Package and Quantity

The S-8521C16MC-BTBT2G is packaged in a 4-pin DFN(PLP) package. It is typically sold in reels containing a specified quantity, usually 3000 units per reel.

Specifications

• Operating Voltage Range: 0.5V to 6.0V
• Detection Voltage Accuracy: ±1.0%
• Overcharge Detection Voltage: 4.20V to 4.60V (in 10mV steps)
• Over-discharge Detection Voltage: 2.00V to 3.80V (in 100mV steps)
• Delay Time: 0ms to 64s (in 1ms steps)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-8521C16MC-BTBT2G has the following pin configuration:

```

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| | --| VDD | --| GND | --| OUT | --| EN | |___________| ```

• VDD: Power supply input pin
• GND: Ground pin
• OUT: Output pin for voltage detection signal
• EN: Enable pin for controlling the IC's operation

Functional Features

1. Voltage Detection: The S-8521C16MC-BTBT2G accurately detects the voltage level of the connected power source.
2. Overcharge Protection: It provides protection against overcharging by monitoring the voltage and triggering an alarm or cutoff when the voltage exceeds a specified threshold.
3. Over-discharge Protection: This IC safeguards the battery from excessive discharge by detecting low voltage levels and taking appropriate action.
4. Delay Circuit: The built-in delay circuit ensures stable voltage detection by preventing false alarms during transient voltage fluctuations.

Advantages and Disadvantages

Advantages

• Wide operating voltage range allows compatibility with various electronic devices.
• High accuracy voltage detection ensures precise monitoring of battery levels.
• Low current consumption minimizes power drain on the battery.
• Small package size enables space-saving integration into compact designs.

Disadvantages

• Limited options for customization due to fixed detection voltage and delay time settings.
• Lack of built-in temperature compensation may affect accuracy in extreme temperature conditions.

Working Principles

The S-8521C16MC-BTBT2G operates by continuously monitoring the voltage level of the connected power source. It compares the detected voltage with pre-set thresholds for overcharge and over-discharge protection. When the voltage exceeds the specified limits, the IC triggers an alarm or cutoff mechanism to prevent damage to the battery.

Detailed Application Field Plans

The S-8521C16MC-BTBT2G finds applications in various electronic devices that require voltage detection and battery protection. Some potential application fields include:

1. Portable Electronics: Smartphones, tablets, and portable gaming devices can benefit from the IC's accurate voltage detection and battery protection features.
2. Wearable Devices: Fitness trackers, smartwatches, and other wearable gadgets can utilize the S-8521C16MC-BTBT2G to ensure optimal battery performance and longevity.
3. IoT Devices: Internet of Things (IoT) devices, such as sensors and remote monitoring systems, can rely on this IC for efficient voltage monitoring and battery protection.

Detailed and Complete Alternative Models

1. S-8521C16MC-BJPT2G
2. S-8521C16MC-BKPT2G
3. S-8521C16MC-BLPT2G
4. S-8521C16MC-BMPT2G

These alternative models offer similar functionality and characteristics to the S-8521C16MC-BTBT2G, providing flexibility in choosing the most suitable option for specific applications.

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