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INA219AIDCNT Datasheet(PDF) 4 Page - Texas Instruments |
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INA219AIDCNT Datasheet(HTML) 4 Page - Texas Instruments |
4 / 35 page INA219 SBOS448B – AUGUST 2008 – REVISED NOVEMBER 2008 ............................................................................................................................................ www.ti.com ELECTRICAL CHARACTERISTICS: VS = +3.3V (continued) Boldface limits apply over the specified temperature range, TA = –25°C to +85°C. At TA = +25°C, VIN+ = 12V, VSENSE = (VIN+ – VIN–) = 32mV, PGA = ÷ 1, and BRNG = 1, unless otherwise noted. INA219 PARAMETER TEST CONDITIONS MIN TYP MAX UNIT SMBus SMBus Timeout(5) 28 35 ms DIGITAL INPUTS (SDA as Input, SCL, A0, A1) Input Capacitance 3 pF Leakage Input Current 0 ≤ VIN ≤ VS 0.1 1 µA Input Logic Levels: VIH 0.7 (VS) 6 V VIL –0.3 0.3 (VS) V Hysteresis 500 mV OPEN-DRAIN DIGITAL OUTPUTS (SDA) Logic '0' Output Level ISINK = 3mA 0.15 0.4 V High-Level Output Leakage Current VOUT = VS 0.1 1 µA POWER SUPPLY Operating Supply Range +3 +5.5 V Quiescent Current 0.7 1 mA Quiescent Current, Power-Down Mode 6 15 µA Power-On Reset Threshold 2 V TEMPERATURE RANGE Specified Temperature Range –25 +85 °C Operating Temperature Range –40 +125 °C Thermal Resistance(6) θ JA SOT23-8 142 °C/W SO-8 120 °C/W (5) SMBus timeout in the INA219 resets the interface any time SCL or SDA is low for over 28ms. (6) θ JA value is based on JEDEC low-K board. 4 Submit Documentation Feedback Copyright © 2008, Texas Instruments Incorporated Product Folder Link(s): INA219 |
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