TC649EOATR Microchip Technology, TC649EOATR Datasheet - Page 9

• Manufacturer Part Number: TC649EOATR
• Description: IC PWM FAN SPD CONTRLR SD 8-SOIC
• Manufacturer: Microchip Technology
• Type: Controller - PWM Fanr

Specifications of TC649EOATR

• 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)
• 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

Note: Unless otherwise indicated, V
FIGURE 2-13:
Temperature.
FIGURE 2-14:
Temperature.
FIGURE 2-15:
Temperature.
2003 Microchip Technology Inc.
30
25
20
15
10
0.80
0.75
0.70
0.65
0.60
0.55
0.50
0.45
0.40
0.35
0.30
1.00
0.95
0.90
0.85
0.80
0.75
0.70
0.65
0.60
0.55
0.50
0.45
0.40
5
0
-40
-40 -25 -10
-40 -25 -10
-25
V
V
DD
-10
DD
V
V
V
= 3.0V
DD
DD
= 5.0V
DD
V
V
DD
V
V
= 4.0V
= 3.0V
DD
= 4.0V
5
DD
DD
5
5
= 3.0V
= 4.0V
= 5.0V
= 5.5V
Temperature (ºC)
PWM Sink Current (I
V
V
Temperature (ºC)
Temperature (ºC)
V
20
V
20
20
DD
SHDN
REL
DD
= 5.5V
= 5.5V
35
35
35
Threshold vs.
50
Threshold vs.
50
50
65
65
65
DD
80
80
80
= 5V, T
V
V
OL
DD
95
95
95
= 0.1V
= 5.0V
110 125
110 125
110 125
OL
A
DD
= 25°C.
) vs.
TC646B/TC648B/TC649B
FIGURE 2-16:
Temperature.
FIGURE 2-17:
Hysteresis (V
100
2.630
2.625
2.620
2.615
2.610
2.605
2.600
2.595
95
90
85
80
75
70
-40 -25 -10
-40 -25 -10
OTF-HYS
V
DD
5
V
5
DD
= 5.5V
V
Over-Temperature
Temperature (ºC)
Temperature (ºC)
= 3.0V
20
) vs. Temperature.
OTF
20
35
35
V
V
Threshold vs.
DD
DD
= 3.0V
50
50
= 5.5V
65
65
DS21755B-page 9
80
80
V
DD
95
95
= 5.0V
110 125
110 125