PCT2075 Datasheet, PDF(2/37 Page) NXP Semiconductors – I2C-bus Fm+, 1 degree C accuracy, digital temperature sensor and thermal watchdog

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PCT2075 Datasheet, PDF (2/37 Pages) NXP Semiconductors – I2C-bus Fm+, 1 degree C accuracy, digital temperature sensor and thermal watchdog

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NXP Semiconductors

PCT2075

I2C-bus Fm+ digital temperature sensor and thermal watchdog

2. Features and benefits

ï® Pin-for-pin replacement for LM75 series but allows up to 27 devices on the bus

ï® Power supply range from 2.7 V to 5.5 V

ï® Temperatures range from ï55 ï°C to +125 ï°C

ï® Frequency range 20 kHz to 1 MHz with SMBus time-out to prevent hanging up the bus

ï® 1 MHz Fast-mode Plus 30 mA SDA drive allows more devices on the same bus but is

backward compatible to Fast-mode and Standard-mode

ï® 11-bit ADC that offers a temperature resolution of 0.125 ï°C

ï® Temperature accuracy of:

ïµ ï±1 ï°C (max.) from ï25 ï°C to +100 ï°C

ïµ ï±2 ï°C (max.) from ï55 ï°C to +125 ï°C

ï® Programmable temperature threshold and hysteresis set points during operation

ï® Supply current of <1.0 ïA in shut-down mode for power conservation

ï® Stand-alone operation as thermostat at power-up

ï® ESD protection exceeds 2000 V HBM per JESD22-A114 and 1000 V CDM per

JESD22-C101

ï® Latch-up testing is done to JEDEC Standard JESD78 which exceeds 100 mA

ï® Small 8-pin package types: SO8, TSSOP8 and 2 mm ï´ 3 mm HWSON8

ï® Small 6-pin package type: TSOP6

3. Applications

ï® System thermal management

ï® Personal computers

ï® Electronics equipment

ï® Industrial controllers

PCT2075

Product data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 3 â 21 May 2013

2 of 37

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