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DC Brushless Motor Hall Driver IC
PT3905T Hall Driver IC with RD output
Applications
5V/12V double coils DC brushless motor Revolution counting Speed Measurement DC 3V~18V Operation Voltage
Features
Built-in hall sensor Motor locked protection and automatic restart RD output Built-in hysteresis comparator Built-in protection zener diode High balance and low thermal drift magnetic sensing Low power consumption and high driving efficiency
Specifications Absolute Maximum Ratings (Ta=25℃)
Package: TO-92-5pin
X=2.10mm Sensor location
Y=1.25mm
3905
xxxx
12345
B
Z=0.43mm Marking side
D C
E A
Part Number: 3905 Date Code: xx(Year) xx(week)
H
G
F
1. VDD/DC power supply 2. O1/First output pin 3. O2/Second output pin 4. RD output 5.