ADT7490(2016) 查看數據表（PDF） - ON Semiconductor
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ADT7490 Datasheet PDF : 75 Pages
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ADT7490
Table 1. ABSOLUTE MAXIMUM RATINGS
Parameter
Rating
Unit
Positive Supply Voltage (VCC)
Maximum Voltage on +12 VIN Pin
Maximum Voltage on +5 VIN Pin
Maximum Voltage on All Open-drain Outputs (excluding PWM pins)
3.6
V
16
V
6.25
V
3.6
V
Maximum Voltage on TACHx/PWMx Pins
+5.5
V
Voltage on Remaining Input or Output Pins
−0.3 to +4.2
V
Input Current at Any Pin
±5
mA
Package Input Current
±20
mA
Maximum Junction Temperature (TJ MAX)
Storage Temperature Range
150
°C
−65 to +150
°C
Lead Temperature, Soldering
IR Reflow Peak Temperature
Pb-Free Peak Temperature
Lead Temperature (Soldering, 10 sec)
°C
220
260
300
ESD Rating
HBM
FICDM
kV
2
0.5
Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality
should not be assumed, damage may occur and reliability may be affected.
NOTE: This device is ESD sensitive. Use standard ESD precautions when handling.
Table 2. THERMAL CHARACTERISTICS (Note 1)
Package Type
qJA
qJC
24-lead QSOP
122
31.25
1. qJA is specified for the worst-case conditions, that is, a device soldered in a circuit board for surface-mount packages.
Table 3. ELECTRICAL CHARACTERISTICS
(TA = TMIN to TMAX, VCC = VMIN to VMAX, unless otherwise noted) (Note 1)
Parameter
Conditions
Min
Power Supply
Supply Voltage
3.0
Supply Current, ICC
Interface Inactive, ADC Active
−
Temperature-to-Digital Converter
Local Sensor Accuracy
0°C ≤ TA ≤ 85°C
−
−40°C ≤ TA ≤ +125°C
−
Resolution
−
Remote Diode Sensor Accuracy
0°C ≤ TA ≤ 85°C
−
−40°C ≤ TA ≤ +125°C
−
−
Remote Sensor Source Current
Mid Level
−
Low Level
−
High Level
−
Series Resistance Cancellation
(Note 2)
The ADT7490 Cancels Up to 2 kW in
−
Series with the Remote Thermal Sensor
Typ
Max
3.3
3.6
1.5
5.0
±0.5
±1.5
−
±2.5
0.25
−
±0.5
±1.5
−
±2.5
0.25
−
12
−
72
−
192
−
−
1.5
Unit
°C/W
Unit
V
mA
°C
°C
mA
kW
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