TC648EUA Microchip Technology, TC648EUA Datasheet - Page 16

• Manufacturer Part Number: TC648EUA
• Description: IC PWM FAN SPEED CTRLR 8-MSOP
• Manufacturer: Microchip Technology
• Type: Controller - PWM Fanr

Specifications of TC648EUA

• 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,
• Motor Type: DC Brushless
• No. Of Outputs: 1
• Output Current: 5mA
• Output Voltage: 4.4V
• Supply Voltage Range: 3V To 5.5V
• Driver Case Style: MSOP
• No. Of Pins: 8
• Product: Fan / Motor Controllers / Drivers
• Operating Supply Voltage: 3 V to 5.5 V
• Supply Current: 400 uA
• 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

TC648
FIGURE 5-9:
DS21448C-page 16
Data from one or
Analog or Digital
more Sensors
Temperature
+5V
GND
TC648 as a Microcontroller Peripheral.
Microcontroller
Open-Drain
Outputs
Outputs
CMOS
CMOS
I/O0
I/O1
I/O2
I/O3
INT
(RESET)
(MSB)
(LSB)
+5V
110 k
240 k
360 k
1.5 k
(Optional)
R 1
R
R
R
2
3
1 k
5
R
6
R 4
18 k
+5V
33 k
.01 F
18 k
C
R
R
B
7
8
.01 F
1 F
+
C
1
2
3
4
B
C
V
V
GND
F
IN
AS
TC648
V
OTF
V
OUT
NC
DD
2002 Microchip Technology Inc.
8
6
5
7
+5V
+5V
10 k
+
1 F
R
C
10
B
800
R
9
+12V
Fan
2N2222A