Two-phase Unipolar DC Brushless Motor Pre-Driver IC

Data Sheet


  • Operating Voltage (VDD=4 to 14V)
  • Absolute Maximum Voltage (15V)
  • Internal Lock Detect/Auto Protection Release Circuit
  • Lock Alarm Output Terminal
  • Bipolar Technology
  • Package Outline (DMP8, MSOP8(TVSP8)*MEET JEDEC MO-187-DA / THIN TYPE)

General Description

The NJM2641 is a 2-phase DC brushless motor pre-driver IC.It incorporates Lock Detect and Auto Protection circuit for safety operation. Especially, 1:10 ON/OFF duty ratio while motor is locked reduces heat generation in motor windings.Moreover, the pin is compatible with FG output pre-driver NJM2644.It is suitable for 12V fan motor applications.

Package Information

Part Number Package Outline PLP Pins Terminal Finish Weight(mg) (Reference) Reflow soldering Flow soldering Iron soldering Packing Condition MSL Solder Foot Print
NJM2641M DMP8 - 8 Sn2Bi 95 Yes Yes Yes Non dry pack 1
NJM2641RB1 MSOP8(TVSP8) - 8 Sn2Bi 18 Yes Yes Yes Non dry pack 1

Sample & Buy

Part Number Packages Status Packing Specification Sample Buy
NJM2641M DMP8 (Active) Contact Us Stock Check
NJM2641RB1 MSOP8(TVSP8) (Active) Contact Us Stock Check