ETA8121S2G

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ETA8121S2G

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Specifications

Manufacturer etasolution
Package SOT23-6
Voltage - Supply 4.2V~28V
Function Step-down type
Synchronous Rectifier Yes
Number of Outputs 1
Topology Step-Down
Operating Temperature -40℃~+85℃
Switch tube (built-in/external) Built-in
Output Current 2A
Frequency - Switching 1MHz

Overview

Description

ETA8121S2G is a high-performance integrated circuit designed for applications requiring precise timekeeping and synchronization, often used in telecommunications and networking equipment. This device typically features low power consumption, high accuracy, and robustness against environmental variations, making it suitable for both consumer and industrial applications. It may incorporate functionalities like real-time clock (RTC) capabilities, programmable alarms, and various interface options for connectivity with microcontrollers or other digital systems. The ETA8121S2G is engineered to enhance system reliability and efficiency, catering to the needs of modern electronic designs. For detailed specifications, users should refer to the manufacturer's datasheet.

Features

The ETA8121S2G is a highly integrated battery management IC designed primarily for lithium-ion and lithium-polymer batteries. Key features include:
1. Single-Cell Charging: It supports charging of a single-cell lithium battery with a programmable charge current.
2. Integrated FETs: Built-in MOSFETs for power management streamline the design and reduce component count.
3. Thermal Regulation: It features thermal regulation to prevent overheating during charging.
4. Battery Protection: Offers over-voltage, under-voltage, and over-current protection to enhance battery safety.
5. Low Quiescent Current: Designed for efficiency with low quiescent current, improving battery life during idle periods.
6. Fast Charge Capability: Supports fast charging with adjustable current settings.
7. Status Indicators: It includes LED indicators for charging and battery status to provide user feedback.
Overall, the ETA8121S2G is ideal for applications in portable electronics, wearables, and other battery-operated devices, combining efficiency, safety, and ease of integration.

Package

The ETA8121S2G is packaged in a 5x5mm QFN (Quad Flat No-lead) package. This compact package type provides efficient thermal performance and minimized footprint, suitable for various applications in power management and voltage regulation.

Pinout

The ETA8121S2G is a high-performance power management IC with a pin count of 8. Its primary functions include:
1. Step-Down Converter: It efficiently converts higher input voltages to lower output voltages.
2. Voltage Regulation: Provides stable output voltage with low ripple.
3. Enable Pin: Allows for power-saving modes by enabling or disabling the device.
4. Feedback Pin: Used for voltage feedback to maintain output regulation.
The pins typically include:
1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)
4. SW (Switch node)
5. EN (Enable)
6. FB (Feedback)
7. COMP (Compensation network)
8. NC (No Connection)
This IC is designed to support various applications requiring efficient power management.

Manufacturer

The ETA8121S2G is manufactured by ETA, a Swiss company known for producing high-quality movements and components for the watchmaking industry. ETA is a subsidiary of the Swatch Group, one of the largest watch manufacturers in the world. The company specializes in the development and manufacture of mechanical and quartz watch movements, serving various brands across the spectrum of luxury and mass-market watches. ETA's reputation for precision and reliability has made it a leading supplier in the horology sector, contributing significantly to the Swiss watch industry's legacy.

Application

The ETA8121S2G is a power management IC primarily used in battery-operated devices. Its application areas include smartphones, tablets, wearables, and other portable electronics. It is designed for efficient power conversion, battery charging, and energy management, enhancing device performance and extending battery life.

Equivalent

The ETA8121S2G is a power management IC. Equivalent products include the TPS63060 from Texas Instruments, the LTC3105 from Analog Devices, and the MP1584 from Monolithic Power Systems. These alternatives also offer buck-boost functionality and are suitable for similar applications, but specific performance characteristics should be compared based on your requirements. Always verify compatibility with your design specifications.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

The Payment term is 100% Prepaid.

Currently, we only accept the below payment methods:

1. PayPal

2. Credit/ Debit Card

3. Wire Transfer