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ADM1031

Intelligent Temperature Monitor and Dual PWM Fan Controller

Analog Devices 

ADM1031

ABSOLUTE MAXIMUM RATINGS*

Positive Supply Voltage (VCC) . . . . . . . . . . . . . . . . . . . . .6.5 V

Voltage on Any Input or Output Pin . . . . . . . . –0.3 V to +6.5 V

Input Current at Any Pin . . . . . . . . . . . . . . . . . . . . . . . ± 5 mA

Package Input Current . . . . . . . . . . . . . . . . . . . . . . . ± 20 mA

Maximum Junction Temperature (TJMAX) . . . . . . . . . . 150°C

Storage Temperature Range . . . . . . . . . . . . –65°C to +150°C

Lead Temperature, Soldering

Vapor Phase 60 sec . . . . . . . . . . . . . . . . . . . . . . . . . . 215°C

Infrared 15 sec . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200°C

ESD Rating All Pins . . . . . . . . . . . . . . . . . . . . . . . . . . 2000 V

*Stresses above those listed under Absolute Maximum Ratings may cause perma-

nent damage to the device. This is a stress rating only; functional operation of the

device at these or any other conditions above those indicated in the operational

section of this specification is not implied. Exposure to absolute maximum rating

conditions for extended periods may affect device reliability.

THERMAL CHARACTERISTICS

16-Lead QSOP Package

θJA = 105°C/W, θJC = 39°C/W

tR

tF

tLOW

Model

ADM1031ARQ

ORDERING GUIDE

Temperature

Range

0°C to 100°C

Package

Package

Description Option

16-Lead QSOP RQ-16

tHD:STA

SCL

tHD:STA

SDA

tBUF

P

S

tHD:DAT

tHIGH

tSU:DAT

tSU:STA

S

Figure 1. Diagram for Serial Bus Timing

tSU:STO

P

REV. 0

–3–

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