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Normaler Preis $11.65
Normaler Preis $2.91 Verkaufspreis $11.65
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1 $11.65 $11.65
15+ $2.68 $40.20
25+ $2.62 $65.50
50+ $2.47 $123.50
100+ $2.18 $218.00
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Product attributes Property Value
Manufacturer Analog Devices Inc./Maxim Integrated
Product Series
Packaging Bulk |
Battery Chemistry Lithium Ion
Number of Cells 1
Current - Charging Constant - Programmable
Programmable Features Current, Timer, Voltage
Fault Protection Over-Under Voltage, Reverse Battery
Charge Current - Max 100mA
Battery Pack Voltage 4.2V
Voltage - Supply (Max) 12V
Interface -
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 12-WQFN Exposed Pad
Supplier Device Package 12-TQFN (4x4)

The Analog Devices MAX1925ETC-T is a specialized linear battery charger for single-cell Lithium Ion batteries. It provides a precise 100mA charge current for a 4.2V battery pack. This charger includes robust protection features such as over-under voltage and reverse battery protection. Housed in a compact 12-WQFN Exposed Pad package, it is ideal for low-current, space-constrained portable applications.

  • Precision Low-Current Charging: Provides a controlled 100mA charge current, ideal for small-capacity Li-Ion cells.
  • Enhanced Safety: Includes over-under voltage and reverse battery protection to prevent damage.
  • Compact Size: The 12-WQFN package is perfect for miniaturized devices.
  • Wide Temperature Range: Operates from -40°C to 85°C, suitable for various environments.

Low-Capacity Coin Cells

Charge small single-cell Li-Ion batteries in devices like wearables and medical patches where a precise 100mA charge current is required.

Portable Medical Sensors

Provide a safe charging solution for compact health monitors, with reverse battery protection to prevent damage from incorrect insertion.

Memory Backup Systems

Maintain charge on a backup Li-Ion cell for SRAM or real-time clocks in industrial equipment, ensuring reliable power during main supply loss.

Compact IoT Endpoints

Charge the small battery in wireless environmental sensors or trackers, benefiting from the tiny 12-WQFN package.

Consumer Accessories

Power the internal battery of styluses, remote controls, or small electronic toys with a dedicated, protected charging IC.

Q: What battery chemistry is supported?
A: This charger is designed for Lithium Ion batteries.
Q: How many cells can it charge?
A: It is intended for a single-cell (1s) battery.
Q: What is the maximum charge current?
A: The maximum charge current is 100mA.
Q: What is the target battery voltage?
A: The battery pack voltage is 4.2V.
Q: What protections are included?
A: It features Over-Under Voltage and Reverse Battery protection.
Q: What package is available?
A: It comes in a 12-WQFN Exposed Pad package.
Base Product Number : MAX1925
100mA 12-WQFN 4.2V Battery Charger Linear Battery Charger Lithium Ion
Q: What battery chemistry is supported?
A: This charger is designed for Lithium Ion batteries.
Q: How many cells can it charge?
A: It is intended for a single-cell (1s) battery.
Q: What is the maximum charge current?
A: The maximum charge current is 100mA.
Q: What is the target battery voltage?
A: The battery pack voltage is 4.2V.
Q: What protections are included?
A: It features Over-Under Voltage and Reverse Battery protection.
Q: What package is available?
A: It comes in a 12-WQFN Exposed Pad package.