LM3420M5X-8.4 - Texas Instruments

Manufacturer Part Number

LM3420M5X-8.4

Manufacturer

Texas Instruments

Introduction

The LM3420M5X-8.4 is a specialized Power Management IC (PMIC) for Lithium-Ion battery charging, designed by Texas Instruments. It is aimed at managing the charging process of 2-cell Lithium Ion batteries, with a focus on maintaining the balance and safety during the charging.

Product Features and Performance

Specialized for Lithium Ion battery management

Supports a 2-cell configuration

Operates with a battery pack voltage of 8.4V

Can be supplied by voltages up to 20V

Designed to operate in a wide range of temperatures from -40°C to +85°C

Surface mount device for easy assembly on printed circuit boards

Comes in a compact SOT-23-5 package

Product Advantages

Designed by Texas Instruments, a renowned manufacturer in the semiconductor industry

High compatibility with 2-cell Lithium Ion batteries

Wide operating temperature range ensures reliability under varying environmental conditions

Compact form factor facilitates integration into diverse electronic projects

Key Technical Parameters

Battery Chemistry: Lithium Ion

Number of Cells: 2

Battery Pack Voltage: 8.4V

Voltage Supply (Max): 20V

Operating Temperature: -40°C ~ 85°C

Mounting Type: Surface Mount

Package / Case: SC-74A, SOT-753

Supplier Device Package: SOT-23-5

Quality and Safety Features

Though specific quality and safety features are not listed, devices designed by Texas Instruments typically include overheat protection, overcharge protection, and other security measures to ensure device and user safety.

Compatibility

The LM3420M5X-8.4 is specifically designed for Lithium Ion batteries with a 2-cell configuration, making it suitable for a wide variety of portable electronic applications requiring such battery types.

Application Areas

The PMIC can be applied in a vast array of electronic applications including but not limited to portable electronics, battery-powered devices, and any application requiring reliable Lithium Ion battery management.

Product Lifecycle

The product status is listed as Obsolete. This indicates that it is nearing the end of its product lifecycle, with limited or no production. Customers should look for replacements or upgrades for future designs and may require to stockpile for maintaining existing designs.

Several Key Reasons to Choose This Product

High reliability and safety for Lithium Ion battery charging

Wide operating temperature range for use in diverse environments

Compact and easy to mount design suited for various applications

Backed by Texas Instruments' reputation for quality and performance

Despite its Obsolete status, it remains a viable option for existing designs requiring maintenance or minimal design changes