Texas Instruments LM3420AM5-8.4/NOPB

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Product attributes Property Value
Manufacturer Texas Instruments
Product Series
Packaging Cut Tape (CT) | Tape & Reel (TR)
Battery Chemistry Lithium Ion
Number of Cells 2
Current - Charging -
Programmable Features -
Fault Protection -
Charge Current - Max 1A
Battery Pack Voltage 8.4V
Voltage - Supply (Max) 20V
Interface -
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case SC-74A, SOT-753
Supplier Device Package SOT-23-5
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The LM3420AM5-8.4/NOPB is a dedicated Lithium Ion battery charger controller from Texas Instruments, optimized for 2-cell packs. It provides a charge current of up to 1A and regulates the final voltage to 8.4V. Housed in a tiny SOT-753 package, this device operates over an industrial temperature range of -40°C to 85°C, making it a versatile choice for space-limited portable applications.

  • High 1A charge current enables faster charging times for 2-cell packs compared to lower-current solutions.
  • Ultra-small SOT-753 package is ideal for miniaturized portable devices where board space is at a premium.
  • Industrial temperature range (-40°C to 85°C) ensures reliable performance in both hot and cold environments.
  • Simple, dedicated design for 8.4V Lithium Ion packs reduces external component count and design complexity.

Compact Consumer Electronics

The small SOT-753 package and 1A charge current make it perfect for charging 2-cell Lithium Ion packs in devices like digital cameras and portable audio equipment.

Portable Medical Devices

Devices such as glucose monitors and portable oxygen concentrators require reliable charging. The LM3420A's wide temperature range ensures dependable operation in various conditions.

Battery Backup Systems

For small UPS systems or backup power supplies using 2-cell 8.4V packs, this charger provides a simple, efficient solution with its high 1A current capability.

Handheld Gaming Consoles

Modern handheld gaming devices with 2-cell batteries benefit from the fast 1A charging and the robust -40°C to 85°C temperature tolerance for use in diverse climates.

Wireless Communication Devices

Two-way radios and portable communication gear require dependable charging. The LM3420AM5-8.4 offers a straightforward, high-current solution for 8.4V packs.

Q: What battery chemistry is the LM3420AM5-8.4/NOPB designed for?
A: It is designed for Lithium Ion batteries.
Q: How many cells does it support?
A: It supports 2 series cells.
Q: What is the maximum charge current?
A: The maximum charge current is 1A.
Q: What is the target battery voltage?
A: The target battery pack voltage is 8.4V.
Q: What is the operating temperature range?
A: It operates from -40°C to 85°C (TA).
Q: What package is available?
A: It is available in an SC-74A (SOT-753) package.
Base Product Number : LM3420AM5-8.4
1A 2-Cell 8.4V Battery Charger Lithium Ion Charger LM3420 SOT-23-5 Texas Instruments
Q: What battery chemistry is the LM3420AM5-8.4/NOPB designed for?
A: It is designed for Lithium Ion batteries.
Q: How many cells does it support?
A: It supports 2 series cells.
Q: What is the maximum charge current?
A: The maximum charge current is 1A.
Q: What is the target battery voltage?
A: The target battery pack voltage is 8.4V.
Q: What is the operating temperature range?
A: It operates from -40°C to 85°C (TA).
Q: What package is available?
A: It is available in an SC-74A (SOT-753) package.