TC654EUN Microchip Technology, TC654EUN Datasheet - Page 2

• Manufacturer Part Number: TC654EUN
• Description: IC PWM FAN SPEED CTRLR 10-MSOP
• Manufacturer: Microchip Technology
• Type: High Speed PWM Controllerr

Specifications of TC654EUN

• Number Of Outputs: 1
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Applications: Fan Controller, Brushless (BLDC)
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Output Current: 5 mA (Min)
• Operating Supply Voltage: 3 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Motor Type: PWM
• No. Of Outputs: 1
• Output Voltage: 4.4V
• Supply Voltage Range: 3V To 5.5V
• Driver Case Style: MSOP
• No. Of Pins: 10
• Operating Temperature Range: -40°C To +85°C
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Output: -
• Voltage - Load: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

TC654/TC655
Functional Block Diagram
DS21734A-page 2
SCLK
GND
SDA
V
C
IN
F
Note: OTF condition applies for the TC655 device only.
V
MIN
–
+
+
–
Generator
Serial Port
Interface
Clock
V
OTF
TC654/TC655
–
+
Note
100 mV (typ.)
100 mV (typ.)
Start-up
Missing
Control
Detect
Logic
Timer
Pulse
–
–
OTF
50 k
50 k
V
FAULT
SENSE1
SENSE2
V
DD
OUT
2002 Microchip Technology Inc.