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S-8211CAL-M5T1G from SEIKO

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S-8211CAL-M5T1G

Manufacturer: SEIKO, SEMKO

BATTERY PROTECTION IC FOR 1-CELL PACK

Partnumber Manufacturer Quantity Availability
S-8211CAL-M5T1G,S8211CALM5T1G SEIKO, SEMKO 15000 In Stock

Description and Introduction

BATTERY PROTECTION IC FOR 1-CELL PACK # **Introducing the S-8211CAL-M5T1G: A High-Performance Protection IC for Lithium-Ion/Polymer Batteries**  

In today’s fast-evolving electronics landscape, ensuring the safety and longevity of battery-powered devices is more critical than ever. The **S-8211CAL-M5T1G** from ABLIC Inc. (formerly Seiko Instruments) is a cutting-edge protection IC designed specifically for single-cell lithium-ion and lithium-polymer batteries. This highly reliable component safeguards against overcharging, over-discharging, and overcurrent conditions, making it an essential solution for portable electronics, IoT devices, and energy storage applications.  

## **Key Features of the S-8211CAL-M5T1G**  

### **1. Advanced Overcharge/Over-Discharge Protection**  
The S-8211CAL-M5T1G integrates precise voltage detection circuits to prevent battery damage caused by overcharging or excessive discharge. With an overcharge detection voltage of **4.275V ±25mV** and an over-discharge detection voltage of **2.4V ±80mV**, it ensures optimal battery performance while extending its lifespan.  

### **2. Built-in Overcurrent Protection**  
To mitigate risks associated with short circuits or excessive current draw, this IC features a two-stage overcurrent detection mechanism. The first stage triggers at a lower threshold to prevent gradual damage, while the second stage provides immediate protection against severe overcurrent conditions.  

### **3. Ultra-Low Power Consumption**  
Efficiency is a hallmark of the S-8211CAL-M5T1G. In normal operation, it consumes just **3.0µA (typical)**, and in power-down mode, the current drops to an impressively low **0.1µA (maximum)**. This ensures minimal impact on battery life, making it ideal for power-sensitive applications.  

### **4. Compact and Robust Design**  
Housed in a **5-pin SOT-23-5** package, the S-8211CAL-M5T1G offers a space-saving solution without compromising performance. Its small footprint is particularly advantageous for compact devices such as wireless earbuds, smartwatches, and medical wearables.  

### **5. High Accuracy and Reliability**  
Engineered for precision, this IC delivers **±25mV accuracy** in overcharge detection and **±80mV accuracy** in over-discharge detection. Additionally, its robust design ensures stable operation across a wide temperature range (**-40°C to +85°C**), making it suitable for demanding environments.  

## **Applications**  
The S-8211CAL-M5T1G is widely used in applications where battery safety is paramount, including:  
- **Portable Electronics** – Smartphones, tablets, and digital cameras  
- **Wearable Devices** – Fitness trackers, smartwatches, and hearing aids  
- **IoT & Wireless Devices** – Bluetooth modules, sensors, and smart home gadgets  
- **Energy Storage Systems** – Small-scale battery packs and backup power solutions  

## **Why Choose the S-8211CAL-M5T1G?**  
With its combination of **high precision, low power consumption, and compact form factor**, the S-8211CAL-M5T1G stands out as a superior choice for battery protection. Its ability to prevent critical failures while optimizing energy efficiency makes it an indispensable component for modern electronic designs.  

For engineers and designers seeking a dependable, high-performance protection IC, the **S-8211CAL-M5T1G** delivers the reliability and safety needed to enhance battery-powered systems. Whether for consumer electronics or industrial applications, this IC ensures that devices operate safely and efficiently under all conditions.  

By integrating the S-8211CAL-M5T1G into your next project, you can achieve **enhanced battery protection, extended device lifespan, and superior performance**—key factors in today’s competitive electronics market.

Application Scenarios & Design Considerations

BATTERY PROTECTION IC FOR 1-CELL PACK

Alternative Part Number

  • APX803L-30SA-7 --: Voltage detector/supervisor in SOT-23-5 with similar reset threshold and open-drain output, widely available and pin-compatible in function.
  • MAX809REUS+T --: Low-power microprocessor reset supervisor with comparable threshold and active-low reset, common drop-in functional replacement in SOT-23.
  • TPS3808G30DBVR --: Adjustable-delay voltage supervisor with 3.0V threshold and low quiescent current, suitable functional substitute for battery-powered monitoring.
  • APX803L-26SA-7 --: Single-channel voltage detector/supervisor in SOT-23-5 with similar reset threshold and open-drain output, a common drop-in for battery protection monitoring.
  • BD48E26G-MTR --: Automotive-grade CMOS voltage detector in SOT-23-5 with adjustable threshold family and low quiescent current, offering robust alternative for battery-powered monitoring.

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