TC647EOA Microchip Technology, TC647EOA Datasheet - Page 16

• Manufacturer Part Number: TC647EOA
• Description: IC PWM FAN SPEED CTRLR 8-SOIC
• Manufacturer: Microchip Technology
• Type: Controller - PWM Fanr

Specifications of TC647EOA

• 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-SOIC (3.9mm Width)
• Motor Type: PWM
• No. Of Outputs: 1
• Output Current: 5mA
• Output Voltage: 4.4V
• Supply Voltage Range: 3V To 5.5V
• Driver Case Style: SOIC
• No. Of Pins: 8
• Operating Temperature Range: -40°C To +85°C
• Product: Fan / Motor Controllers / Drivers
• Operating Supply Voltage: 3 V to 5.5 V
• Supply Current: 1 mA
• Mounting Style: SMD/SMT
• 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

TC647
FIGURE 5-10:
DS21447C-page 16
Data from one or
Analog or Digital
more Sensors
Temperature
+5V
GND
TC647 as a Microcontroller Peripheral.
Microcontroller
Open-drain
Outputs
Outputs
CMOS
CMOS
I/O2
I/O3
I/O0
I/O1
INT
(MSB)
(RESET)
(LSB)
+5V
110 k
240 k
360 k
1.5 k
(Optional)
R
R
R
1 k
1
2
3
R
5
R
6
18 k
R
4
+5V
.01 F
18 k
33 k
C
B
R
R
8
7
.01 F
+
1 F
C
B
4
2
3
1
GND
V
V
C
IN
MIN
F
TC647
SENSE
FAULT
V
V
OUT
DD
2002 Microchip Technology Inc.
8
1 F
6
5
7
+5V
C
B
+5V
0.1 F
10 k
+
R
800
10
R
9
+12V
Fan
2N2222A
2.2
R
11