S-8261ABMMD-G3MT2G

Basic Information Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - Low power consumption - High voltage accuracy - Overcurrent protection - Overvoltage protection - Undervoltage lockout - Battery backup function

Package: DFN-10A

Essence: The S-8261ABMMD-G3MT2G is a power management IC designed for various applications that require efficient power supply and protection.

Packaging/Quantity: The S-8261ABMMD-G3MT2G is available in tape and reel packaging with a quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.8V to 5.5V
• Quiescent Current: 0.1µA (typical)
• Operating Temperature Range: -40°C to +85°C
• Overcurrent Detection Threshold: 100mV (typical)
• Overvoltage Detection Threshold: 4.4V to 5.5V (selectable)
• Undervoltage Lockout Threshold: 2.0V to 3.0V (selectable)
• Battery Backup Voltage Range: 2.0V to 5.5V

Detailed Pin Configuration

The S-8261ABMMD-G3MT2G has the following pin configuration:

1. VBAT: Battery Backup Input
2. GND: Ground
3. CE: Chip Enable Input
4. VOUT: Output Voltage
5. VIN: Input Voltage
6. OV: Overvoltage Detection Output
7. UV: Undervoltage Detection Output
8. OC: Overcurrent Detection Output
9. VSS: Ground
10. VDD: Power Supply

Functional Features

• Overcurrent Protection: The IC detects and protects against excessive current flow, preventing damage to the connected devices.
• Overvoltage Protection: It monitors the input voltage and triggers a protection mechanism if it exceeds the predefined threshold, safeguarding the circuitry.
• Undervoltage Lockout: The IC ensures that the output voltage remains within the desired range by disabling the output when the input voltage drops below the specified threshold.
• Battery Backup Function: It allows for seamless switching between the main power supply and a backup battery, ensuring uninterrupted operation during power outages.

Advantages and Disadvantages

Advantages: - Low power consumption enhances energy efficiency. - High voltage accuracy ensures stable and reliable performance. - Comprehensive protection features safeguard the connected devices. - Battery backup function provides uninterrupted operation during power disruptions.

Disadvantages: - Limited input voltage range (2.5V to 6.0V) may not be suitable for all applications. - The DFN-10A package may require specialized handling during assembly.

Working Principles

The S-8261ABMMD-G3MT2G operates by continuously monitoring the input voltage, output voltage, and current flow. It compares these values with predefined thresholds to detect any abnormal conditions. If an overcurrent, overvoltage, or undervoltage situation is detected, the IC triggers the corresponding protection mechanism to prevent damage to the connected devices. Additionally, the battery backup function allows for seamless switching between the main power supply and a backup battery, ensuring uninterrupted operation during power outages.

Detailed Application Field Plans

The S-8261ABMMD-G3MT2G is widely used in various electronic devices and systems that require efficient power management and protection. Some of its application fields include:

1. Portable Electronics: Smartphones, tablets, portable gaming devices, and wearable devices benefit from the IC's low power consumption and protection features.
2. Industrial Automation: The IC ensures stable power supply and protects sensitive components in industrial control systems, PLCs, and motor drives.
3. Automotive Electronics: It provides reliable power management and protection in automotive applications such as infotainment systems, advanced driver-assistance systems (ADAS), and lighting control modules.
4. Medical Devices: The IC is suitable for medical equipment that requires precise voltage regulation and protection against power fluctuations.

Detailed and Complete Alternative Models

1. S-8261AAKMD-G3MT2G
2. S-8261ABKMD-G3MT2G
3. S-8261ACMMD-G3MT2G
4. S-8261ADMMD-G3MT2G
5. S-8261AEMMD-G3MT2G

These alternative models offer similar functionality and features to the S-8261ABMMD-G3MT2G, providing flexibility in choosing the most suitable power management IC for specific applications.

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