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LTC1695

Linear Technology
Part Number LTC1695
Manufacturer Linear Technology
Description SMBus/I2C Fan Speed Controller
Published Mar 27, 2005
Detailed Description LTC1695 SMBus/I2C Fan Speed Controller in SOT-23 FEATURES s s DESCRIPTIO s s s s s Complete SMBus/I2CTM Brushless DC...
Datasheet PDF File LTC1695 PDF File

LTC1695
LTC1695


Overview
LTC1695 SMBus/I2C Fan Speed Controller in SOT-23 FEATURES s s DESCRIPTIO s s s s s Complete SMBus/I2CTM Brushless DC Fan Speed Control System in a 5-Pin SOT-23 package 0.
75Ω PMOS Linear Regulator with 180mA Output Current Rating 0V to 4.
922V Output Voltage Range Controlled by a 6-Bit DAC Simple 2-Wire SMBus/I2C Interface 250ms Internal Timer Ensures Fan Start-Up Current Limit and Thermal Shutdown Fault Status Indication via SMBus Host Readback The LTC®1695 fan speed controller provides all the functions necessary for a power management microprocessor to regulate the speed of a 5V brushless DC fan via a 2-wire SMBus/I2C interface.
Fan speed is controlled according to the system’s require...



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