參數(shù)資料
型號: MAX6645BAFAUB+T
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 模擬信號調(diào)理
英文描述: Automatic PWM Fan-Speed Controllers with Overtemperature Output
中文描述: SPECIALTY ANALOG CIRCUIT, PDSO10
封裝: 3 X 3 MM, ROHS COMPLIANT, MO-187CBA, MICRO, SOP-10
文件頁數(shù): 13/19頁
文件大?。?/td> 630K
代理商: MAX6645BAFAUB+T
MAX6643/MAX6644/MAX6645
Automatic PWM Fan-Speed Controllers with
Overtemperature Output
_______________________________________________________________________________________
3
OPERATING SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX6643
toc01
SUPPLY VOLTAGE (V)
SUPPLY
CURRENT
(
A)
5.0
4.5
4.0
3.5
240
280
320
360
400
200
3.0
5.5
PWMOUT FREQUENCY
vs. DIE TEMPERATURE
MAX6643
toc02
TEMPERATURE (
°C)
PWMOUT
FREQUENCY
(Hz)
100
85
60
35
10
-15
31.2
31.4
31.6
31.8
32.0
31.0
-40
TRIP-THRESHOLD ERROR
vs. TRIP TEMPERATURE
MAX6643
toc04
TRIP TEMPERATURE (
°C)
TRIP-THRESHOLD
ERROR
C)
80
60
40
-0.6
-0.2
0.2
0.6
1.0
-1.0
20
100
MAX664_L VERSIONS
PWMOUT FREQUENCY
vs. SUPPLY VOLTAGE
MAX6643
toc03
SUPPLY VOLTAGE (V)
PWMOUT
FREQUENCY
(Hz)
5.0
4.5
4.0
3.5
31
32
33
34
35
30
3.0
5.5
Typical Operating Characteristics
(TA = +25°C, unless otherwise noted.)
ELECTRICAL CHARACTERISTICS (continued)
(VDD = +3.0V to +5.5V, TA = -40
°C to +125°C, unless otherwise noted. Typical values are at VDD = +3.3V, TA = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
DIGITAL INPUTS (FULLSPD, FULLSPD, TACHSET)
VDD = 5.5V
3.65
Logic-Input High
VIH
VDD = 3.0V
2.2
V
Logic-Input Low
VIL
VDD = 3.0V
0.8
V
Input Leakage Current
VIN = GND or VDD
-1
+1
A
Note 1: All parameters tested at TA = +25°C. Specifications over temperature are guaranteed by design.
相關(guān)PDF資料
PDF描述
MAX6646MUA+ +145°C Precision SMBus-Compatible Remote/Local Sensors with Overtemperature Alarms
MAX6646MUA+T +145°C Precision SMBus-Compatible Remote/Local Sensors with Overtemperature Alarms
MAX6646YMUA+ +145°C Precision SMBus-Compatible Remote/Local Sensors with Overtemperature Alarms
MAX6646YMUA+T +145°C Precision SMBus-Compatible Remote/Local Sensors with Overtemperature Alarms
MAX6647MUA+ +145°C Precision SMBus-Compatible Remote/Local Sensors with Overtemperature Alarms
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