TC649EUATR Microchip Technology, TC649EUATR Datasheet - Page 5

• Manufacturer Part Number: TC649EUATR
• Description: IC PWM FAN SPD CONTRLR SD 8-MSOP
• Manufacturer: Microchip Technology
• Type: Controller - PWM Fanr

Specifications of TC649EUATR

• Applications: Fan Controller, Brushless (BLDC)
• Number Of Outputs: 1
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Product: Fan / Motor Controllers / Drivers
• Operating Supply Voltage: 3 V to 5.5 V
• Supply Current: 400 uA
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Voltage - Load: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

TIMING SPECIFICATIONS
FIGURE 1-1:
FIGURE 1-2:
FIGURE 1-3:
2003 Microchip Technology Inc.
FAULT / OTF
SENSE
SENSE
FAULT
FAULT
SENSE
V
V
OUT
OUT
V
OUT
33.3 msec (C
TC646B/TC648B/TC649B Start-up Timing.
Fan Fault Occurrence (TC646B and TC649B).
Recovery From Fan Fault (TC646B and TC649B).
t
STARTUP
F
= 1 µF)
Minimum 16 pulses
t
MP
t
MP
TC646B/TC648B/TC649B
t
DIAG
t
MP
(TC646B and TC649B)
DS21755B-page 5