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AN8261
Brushless Motor Driver
s Overview
The AN8261 is a 3-phase full-wave brushless motor drive IC and optimum for driving the air conditioner fan motors, etc.
1 2 3 21.7±0.3 4 5 6 7 8 9 6.3±0.25 18 17 15 14 13 12 11 10 0.51min. 2.54 3.8±0.25 (3.45)
0.3
+ 0.1 5 – 0.2
Unit : mm 0.5±0.1 1.2±0.25
s Features
• Operating supply voltage range : VCC= 4.5 to 7V • 3-phase full-wave drive, external power transistor • Built-in low-voltage protective circuit • Built-in thermal protective comparator circuit • Built-in Hall amplifiers with hysteresis
16
s Applications
Driving the brushless motors such as air conditioner fan motors, etc.
3 ~15˚
7.62±0.25
18-pin DIL Plastic Package (DIP018-P-0300D)
s Block Diagram
VCC 1 2 3
18 17 Hysteresis Amp.A 16 Signal Processing 15 Hysteresis Amp.
AN8261 Datasheet
