ADT7490ARQZ 查看數據表（PDF） - ON Semiconductor

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ADT7490ARQZ

dBCool Remote Thermal Monitor and Fan Controller with PECI Interface

ON Semiconductor 

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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