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Regular price $6.35
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Product attributes Property Value
Manufacturer Analog Devices Inc./Maxim Integrated
Product Series
Packaging Factory | Cut Tape (CT)
Battery Chemistry Lithium Ion
Number of Cells 1
Current - Charging Constant - Programmable
Programmable Features -
Fault Protection Over Voltage
Charge Current - Max 656mA
Battery Pack Voltage 4.2V
Voltage - Supply (Max) 6.8V
Interface -
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 8-WFDFN Exposed Pad
Supplier Device Package 8-TDFN-EP (2x2)
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The MAX8814ETA+T is a compact, single-cell Lithium Ion battery charger from Analog Devices. It provides a charge current up to 656mA and a precise 4.2V battery voltage. This charger includes over-voltage protection to ensure safe operation. Packaged in a small 8-WFDFN with an exposed pad, it is an excellent choice for space-constrained consumer and medical applications.

  • Space-Saving Package: The 8-WFDFN package is ideal for miniaturized electronic designs.
  • Precise Voltage Regulation: Maintains a tight 4.2V output for safe and efficient Li-Ion charging.
  • Integrated Over-Voltage Protection: Prevents damage from voltage surges.
  • Wide Temperature Operation: Reliable performance from -40°C to 85°C.

Compact Wearable Devices

Its small footprint and moderate charge current make it perfect for smartwatches and fitness bands that require a simple, reliable charging solution.

Wireless Earbuds and Charging Cases

Ideal for charging the small Li-Ion cells inside wireless earbuds and their portable charging cases.

Portable Medical Devices

Suitable for devices like glucose monitors and hearing aids where a safe, low-current charge is essential for battery longevity.

Remote Controls and IoT Sensors

Provides a dependable charging method for the batteries in remote controls and low-power IoT sensors.

Small Consumer Electronics

Perfect for digital cameras, MP3 players, and other small electronics that use a single 4.2V Li-Ion cell.

Q: What battery chemistry does the MAX8814ETA+T support?
A: It is designed for Lithium Ion batteries.
Q: How many cells can it charge?
A: It supports a single cell (1 cell).
Q: What is the maximum charge current?
A: The maximum charge current is 656mA.
Q: What is the battery pack voltage?
A: The battery pack voltage is 4.2V.
Q: What fault protection is included?
A: It includes Over Voltage protection.
Q: What is the operating temperature range?
A: The ambient temperature range is -40°C to 85°C.
Base Product Number : MAX8814ETA
4.2V 656mA 8-WFDFN Battery Charger Linear Battery Charger Lithium Ion
Q: What battery chemistry does the MAX8814ETA+T support?
A: It is designed for Lithium Ion batteries.
Q: How many cells can it charge?
A: It supports a single cell (1 cell).
Q: What is the maximum charge current?
A: The maximum charge current is 656mA.
Q: What is the battery pack voltage?
A: The battery pack voltage is 4.2V.
Q: What fault protection is included?
A: It includes Over Voltage protection.
Q: What is the operating temperature range?
A: The ambient temperature range is -40°C to 85°C.