Direct PWM Variable Speed Fan Motor Driver
Description
APX6 8 6 1
Direct PWM Variable Speed Fan Motor Driver
Fe a t u r e s
General Description
• Single Phase Full Wave Fan Driver • Low Supply Current • Built-In Variable Speed Function
The APX6861 is a high efficient direct PWM drive IC with single phase and CMOS drive.
Such IC design is suitable for variable speed control FAN of personal computer’s power supply radiation and CPU cooler.
The
• Include Hall Bias Circuit
device is built-in lock protection.
When fan is locked,
the device will enter the lockup protection mode.
It is • Built-In Lock Protection and Auto Restart Func- also with rotation detection output and thermal shut-
tion down function.
In normal operation, supply current is
• FG Output and RD Output Signal available
3mA.
The APX6861 is available in TSSOP-16 package.
• Built-In Current Limit Circuit
• Built-In Thermal Protection Circuit
• TSSOP-16 Package
• Lead Free and Green Devices Available (RoHS Compliant)
Ap p lica t io n s
• CPU ...
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