Datasheet
6
Analog & Interface Product Selector Guide
THERMAL MANAGEMENT PRODUCTS: Open Loop Fan Controllers and Fan Fault Detectors
Part # Description
# of
Temp.
Monitors
Typical
Accuracy
(°C)
Maximum
Accuracy
@ 25°C (°C)
Maximum
Temperature
Range (°C)
Vcc Range
(V)
Maximum
Supply
Current (µA)
Features Packages
EMC2101
Single SMBus I
2
C™
Fan Manager
2 ±0.5 ±1 −40 to +125 +3.0 to +3.6 1,000
Fan Controller with high frequency PWM driver, programmable fan
speed table and alert
8-pin MSOP, 8-pin SOIC
EMC2300
Triple SMBus I
2
C
Fan Manager
3 ±0.25 ±3 −0 to +70 +3.0 to +3.6 3,000
Fan Controller with high frequency PWM driver, programmable fan
speed table, voltage monitors, alert
16-pin SSOP
EMC6D103S
Triple SMBus I
2
C
Fan Manager
3 ±0.25 ±3 −0 to +70 +3.0 to +3.6 3,000
Fan Controller with high frequency PWM driver, programmable fan
speed table, voltage monitors, alert
24-pin SSOP1
TC642 Fan Manager 1 Note 1 Note 1 −40 to +85 +3.0 to +5.5 1,000 FanSense™ Fan Monitor, Minimum fan speed control 8-pin PDIP, 8-pin SOIC, 8-pin MSOP
TC642B Fan Manager 1 Note 1 Note 1 −40 to +85 +3.0 to +5.5 400 FanSense Fan Monitor, Minimum fan speed control, Fan auto-restart 8-pin PDIP, 8-pin SOIC, 8-pin MSOP
TC646 Fan Manager 1 Note 1 Note 1 −40 to +85 +3.0 to +5.5 1,000 FanSense Fan Monitor, Auto-shutdown 8-pin PDIP, 8-pin SOIC, 8-pin MSOP
TC646B Fan Manager 1 Note 1 Note 1 −40 to +85 +3.0 to +5.5 400 FanSense Fan Monitor, Auto-shutdown, Fan auto-restart 8-pin PDIP, 8-pin SOIC, 8-pin MSOP
TC647 Fan Manager 1 Note 1 Note 1 −40 to +85 +3.0 to +5.5 1,000 FanSense Fan Monitor, Minimum fan speed control 8-pin PDIP, 8-pin SOIC, 8-pin MSOP
TC647B Fan Manager 1 Note 1 Note 1 −40 to +85 +3.0 to +5.5 400 FanSense Fan Monitor, Minimum fan speed control, Fan auto-restart 8-pin PDIP, 8-pin SOIC, 8-pin MSOP
TC648 Fan Manager 1 Note 1 Note 1 −40 to +85 +3.0 to +5.5 1,000 Overtemperature alert, Auto-shutdown 8-pin PDIP, 8-pin SOIC, 8-pin MSOP
TC648B Fan Manager 1 Note 1 Note 1 −40 to +85 +3.0 to +5.5 400 Overtemperature alert, Auto-shutdown, Fan auto-restart 8-pin PDIP, 8-pin SOIC, 8-pin MSOP
TC649 Fan Manager 1 Note 1 Note 1 −40 to +85 +3.0 to +5.5 1,000 FanSense Fan Monitor, Auto-shutdown 8-pin PDIP, 8-pin SOIC, 8-pin MSOP
TC649B Fan Manager 1 Note 1 Note 1 −40 to +85 +3.0 to +5.5 400 FanSense Fan Monitor, Auto-shutdown, Fan auto-restart 8-pin PDIP, 8-pin SOIC, 8-pin MSOP
TC650 Fan Manager 1 ±1 ±3 −40 to +125 +2.8 to +5.5 90 Overtemperature alert 8-pin MSOP
TC651 Fan Manager 1 ±1 ±3 −40 to +125 +2.8 to +5.5 90 Overtemperature alert, Auto-shutdown 8-pin MSOP
TC652 Fan Manager 1 ±1 ±3 −40 to +125 +2.8 to +5.5 90 FanSense Fan Monitor, Overtemperature alert 8-pin MSOP
TC653 Fan Manager 1 ±1 ±3 −40 to +125 +2.8 to +5.5 90 FanSense Fan Monitor, Overtemperature alert, Auto-shutdown 8-pin MSOP
TC654
Dual SMbus Fan
Manager
1 Note 1 Note 1 −40 to +85 +3.0 to +5.5 320 FanSense Fan Monitor, RPM data 10-pin MSOP
TC655
Dual SMbus Fan
Manager
1 Note 1 Note 1 −40 to +85 +3.0 to +5.5 320 FanSense Fan Monitor, RPM data, Overtemperature alert 10-pin MSOP
TC664
Single SMbus Fan
Manager
1 Note 1 Note 1 −40 to +85 +3.0 to +5.5 320 FanSense Fan Monitor, RPM data 10-pin MSOP
TC665
Single SMbus Fan
Manager
1 Note 1 Note 1 −40 to +85 +3.0 to +5.5 320 FanSense Fan Monitor, RPM data, Overtemperature alert 10-pin MSOP
TC670
Predictive Fan Fault
Detector
1 N/A N/A −40 to +85 +3.0 to +5.5 150 FanSense Fan Monitor, Programmable threshold 6-pin SOT-23
Note 1: These devices use an external temperature sensor. Accuracy of the total solution is a function of the accuracy of the external sensor.
THERMAL MANAGEMENT PRODUCTS: Closed Loop Fan Controllers with SMBus/I
2
C™ Interface
Part #
# of
Fan
Drivers
PWM/Linear
Control
# of Remote
Temp.
Monitors
Ambient
Temp.
Sensor
Typical
Accuracy
(°C)
Maximum
Accuracy
@ 25°C (°C)
Maximum
Temperature
Range (°C)
Vcc Range
(V)
SMBus
Alert
System
Shutdown
Voltage
Monitors
Description Packages
EMC2112 1 Linear 3 1 ±0.25 ±1.0 0 to +85 +3.3 and +5 Yes Ye s No
RPM-Based Fan Controller with HW Thermal
Shutdown
20-pin QFN
EMC2103-1 1 PWM 1 1 ±0.5 ±1.0 −40 to +125 +3.0 to +3.6 Yes Ye s No
RPM-Based Fan Controller with Hardware Thermal
Shutdown
12-pin QFN
EMC2103-2 1 PWM 3 1 ±0.5 ±1.0 −40 to +125 +3.0 to +3.6 Yes Ye s No
RPM-Based Fan Controller with Hardware Thermal
Shutdown
16-pin QFN
EMC2103-4 1 PWM 3 1 ±0.5 ±1.0 −40 to +125 +3.0 to +3.6 Yes Ye s No
RPM-Based Fan Controller with Hardware Thermal
Shutdown and EEPROM loadable
16-pin QFN
EMC2104 2 PWM 4 1 ±0.25 ±1.0 −40 to +85 +3.0 to +3.6 Yes Yes Ye s
Dual RPM-Based PWM Fan Controller with
Hardware Thermal Shutdown
20-pin QFN
EMC2105 1 Linear 4 1 ±0.25 ±1.0 −40 to +85 +3.3 and +5.0 Yes Ye s Yes
RPM-Based High Side Fan Controller with
Hardware Thermal Shutdown
20-pin QFN