WSH520

www.DataSheet4U.com WSH520 Low voltage Single Coil Hall Effect IC with Complementary Output Drivers Features: Operate from 1.8V to 4.5V supply voltage. On-chip Hall sensor. Internal thermal compensation circuit enable operation in a wide range temperature without loss of sensitivity. Output sinking capability up to 200mA for driving large load. Available in rugged low profile SOT-25 packages. General Description: WSH520 is designed to integrate Hall sensor with complementary output drivers on the same chip, it is suitable for single coil DC brushless motors. It includes a temperature compensated circuit, a differential amplifier, a Hysteresis controller, complementary bi-direction drivers for sinking and driving large current load. WSH520 are rated for operation over temperature range from –20˚ C to 75˚C and voltage ranges from 1.8V to 4.5V. www.DataSheet4U.com Pin Descriptions: (SOT-25) Name P/I/O Pin# Vcc P 1 Vss P 2 DO O 3 DOB O 4 Description Positive Power Supply Ground Output Pin #2 Output Pin #1 Absolute Maximum Rating (at Ta=25˚ C) Supply Voltage Vcc -------------------------Magnetic flux density B -------------------------Output ON Current (continuous) Ic -------------------------Operating Temperature Range Storage Temperature Range Package Power Dissipation Ta -------------------------Ts -------------------------Pd -------------------------- 5V Unlimited 220mA (-20˚C to +75˚C) (-65˚C to +150˚C) 350mw for SOT-25 Winson reserves the right to make changes to impr...