LT205A
Features
¡Space saving mounting due to bining a Hall device and a driver IC in a small 12-pin SOP package ¡Wind control depending on calorific value ¡Low noise ¡With automatic reset and alarm output function when a motor is locked ¡Surface mount type (Taping: 1,000 pcs/reel) s Applications ¡Brushless fan motor ¡ Cooling fan motor for personal puters,word processors, etc. ¡Directly cooling fan for cooling fin, PCB, etc. s Motor drive current vs. temperature (Example)
(Unit : Fmm)
0.8 12 7
1 6
0.6 5.0
Output current
100% Terminal connection 1 : C+ 2 : C3 : NC 4 : CEXT 5 : NC 6 : GND1 7 : ALOUT 8 : OUT2 9 : OUT1 10 : GND2 11 : VCC 12 : VREG
50%
25˚C(- 1)
- 1,- 2 Set at random
45˚C(- 2)
Thermistor ambient temperature s Block diagram
Hall IC in the dotted line VCC Hall device
+
As for dimensions of tape-packaged products, refer to page 44 .
Rotation detection circuit
12 VREG VCC 11 Regulator 10 GND2 9 OUT1 8 OUT2 Fan Motor
1 C+ 2 0.1µF Thermistor...
