MAX31785ETL+ Maxim Integrated Products, MAX31785ETL+ Datasheet - Page 9
MAX31785ETL+
Manufacturer Part Number
MAX31785ETL+
Description
Board Mount Temperature Sensors 6Ch Intelligent Fan Controller
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX31785ETL.pdf
(48 pages)
Specifications of MAX31785ETL+
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
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(T
A
= +25°C, unless otherwise noted.)
2V/div
4.0
3.8
3.6
3.4
3.2
3.0
2.8
2.6
2.4
2.2
2.0
0V
0V
2.7
SUPPLY CURRENT vs. SUPPLY VOLTAGE
PWMO
V
DD
3.1
vs. TIME DURING POWER-UP
WEAK PULLUP VOLTAGE
(NO PWM SWITCHING)
6-Channel Intelligent Fan Controller
3.5
3.9
2ms/div
V
DD
(V)
4.3
CONNECTED
NO LOAD
TO PWM
4.7
5V/div
0V
0V
0V
0V
MAX31785 toc03
5.1
CONTROL
PWM0
PWM1
PWM2
5.5
FAN POWER-ON SEQUENCING
100ms/div
Typical Operating Characteristics
1mA/div
I
4.0
3.8
3.6
3.4
3.2
3.0
2.8
2.6
2.4
2.2
2.0
0mA
DD
MAX31785 toc05
-40
vs. TIME DURING A NONVOLATILE LOG WRITE
SUPPLY CURRENT vs. TEMPERATURE
(V
DD
-20
= 3.3V, NO PWM SWITCHING)
(T
A
0
= +25°C, V
TEMPERATURE (°C)
20
2ms/div
40
DD
= 3.3V)
60
MAX31785 toc04
80
100
9
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