8902A sensing equivalent, 3-phase brushless dc motor controller/driver with back-emf sensing.
and modes of operation, such as the speed control parameters, startup current limit, sleep mode, diagnostic modes, and others. The A8902CLBA is fabricated in Allegro’s BC.
MUX FLL VDD
17 16 15 14 13
Dwg. PP-040B
FEATURES
s s s s s s s s s s s s s s s s s DMOS Outputs Low rDS(on) Startup.
Power Outputs. The power outputs of the A8902CLBA are n-channel DMOS transistors with a total source plus sink rDS(on) of typically 1 Ω. Internal charge pump boost circuitry provides voltage above supply for driving the high-side DMOS gates. Intrinsi.
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