MAX6620ATI+ Maxim Integrated Products, MAX6620ATI+ Datasheet - Page 5

• Manufacturer Part Number: MAX6620ATI+
• Description: IC QUAD LIN FAN-SPD CTRLR 28TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX6620ATI+

• Applications: Fan Controller
• Number Of Outputs: 4
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• 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

(V
CC
-0.5
-1.0
-1.5
-2.0
-0.5
-1.0
-1.5
-2.0
-0.5
-1.0
-1.5
-2.0
= 3.3V, V
2.0
1.5
1.0
0.5
2.0
1.5
1.0
0.5
2.0
1.5
1.0
0.5
0
0
0
-55
3.0
5.0
TACH COUNT ACCURACY WITH EXT CLK
TACH COUNT ACCURACY WITH INT CLK
V
V
V
T
FAN
A
FAN
FAN
5.5
= +25°C
DACFB_ VOLTAGE ACCURACY
= 12V
= 12V
= 12V
T
FAN
3.5
6.0
A
-10
vs. OUTPUT CURRENT
vs. SUPPLY VOLTAGE
= +125°C
vs. TEMPERATURE
V
OUTPUT CURRENT (mA)
SUPPLY VOLTAGE (V)
V
6.5
CC
TEMPERATURE (°C)
= 12V, T
CC
V
= 3.3V, 5.0V
_______________________________________________________________________________________
CC
4.0
= 3.0V, 3.3V
7.0
T
A
= 5.5V
= 0°C
35
7.5
T
A
A
4.5
8.0
= +70°C
= +25°C, unless otherwise noted.)
8.5
80
5.0
9.0
9.5
Quad Linear Fan-Speed Controller
10.0
125
5.5
-0.5
-1.0
-1.5
-2.0
-0.5
-1.0
-1.5
-2.0
500
450
400
350
300
250
200
150
100
2.0
1.5
1.0
0.5
2.0
1.5
1.0
0.5
50
0
0
0
3.0
-55
3.0
TACH COUNT ACCURACY WITH EXT CLK
V
V
V
FAN
FAN
FAN
DACFB_ VOLTAGE ACCURACY
= 12V
= 12V
STANDBY SUPPLY CURRENT
= 12V
3.5
3.5
-10
vs. SUPPLY VOLTAGE
vs. SUPPLY VOLTAGE
T
vs. TEMPERATURE
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
A
TEMPERATURE (°C)
= 0°C, +70°C, +125°C
4.0
4.0
V
T
CC
EXT CLK
INT CLK
A
= +25°C
= 3.0V, 3.3V, 5.0V
35
Typical Operating Characteristics
4.5
4.5
80
5.0
5.0
125
5.5
5.5
-0.5
-1.0
-1.5
-2.0
-0.5
-1.0
-1.5
-2.0
2.0
1.5
1.0
0.5
2.0
1.5
1.0
0.5
0.6
0.5
0.4
0.3
0.2
0.1
0
0
0
-55
3.0
3.0
TACH COUNT ACCURACY WITH INT CLK
V
V
V
FAN
FAN
FAN
OPERATING SUPPLY CURRENT
DACFB_ VOLTAGE ACCURACY
= 12V
= 12V
= 12V
3.5
3.5
-10
vs. SUPPLY VOLTAGE
vs. SUPPLY VOLTAGE
vs. TEMPERATURE
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
V
TEMPERATURE (°C)
CC
4.0
4.0
= 3.3V
V
35
INT CLK
CC
= 5.0V
4.5
4.5
EXT CLK
80
5.0
5.0
125
5.5
5.5
5