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Lithium-ion battery interface (BU-L1865)

Original price ¥4,290 - Original price ¥4,290
Original price
¥4,290 - ¥4,290
Current price ¥4,290
(Prices include tax)


For prototyping and experimenting with lithium-ion batteries

Over-charge and over-discharge are prevented by the built-in monitoring IC. Input voltage can be input via USB Type-C connector. For safety, an overcurrent protection circuit (500mA) is provided at the output.

Main Specifications

Model No.
RoHS directive (10 substances)
Main unit size
99.1 x 30.5 x 23.0 mm (excluding protruding parts)
Number of units
1 piece
Weight (excluding packaging)
Product size (including packaging, approx.)
35 x 120 x 35 mm
Weight (including packaging, approx.)
JAN code
Country of origin
Compatible Products
Lithium-ion battery 18650 size (length 65-68mm)
Rechargeable batteries in dry cell form (AAA to AAA) cannot be used. Never use primary batteries.
Input voltage
5V ±0.25V
Output Current
Approx. 500mA (with overcurrent protection)
Connector name
USB Type-C connector (receptacle)
Charging current
500mA max.
Charging voltage
Approx. 4.2V (when fully charged)
Over-discharge detection voltage
Approx. 3.0V


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