ADT7490
ABSOLUTE MAXIMUM RATINGS
Parameter
Rating
Unit
Positive Supply Voltage (VCC)
3.6
V
Maximum Voltage on +12 VIN Pin
16
V
Maximum Voltage on +5 VIN Pin
6.25
V
Maximum Voltage on All Open−Drain Outputs (excluding PWM pins)
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 Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
NOTE: This device is ESD sensitive. Use standard ESD precautions when handling.
THERMAL CHARACTERISTICS
Package Type
24−lead QSOP
qJA
qJC
122
31.25
Unit
°C/W
SCL
tR
tLOW
tHD;STA
SDA
tBUF
P
S
tHD;DAT
tF
tHIGH
tSU;DAT
tHD;STA
tSU;STA
S
Figure 2. SMBus Bus Timing
tSU;STO
P
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