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A1382ELHLT-T Datasheet(PDF) 4 Page - Allegro MicroSystems |
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A1382ELHLT-T Datasheet(HTML) 4 Page - Allegro MicroSystems |
4 / 18 page Programmable Linear Hall Effect Sensor ICs with Analog Output Available in a Miniature Thin Profile Surface Mount Package A1381, A1382, A1383, and A1384 4 Allegro MicroSystems, Inc. 115 Northeast Cutoff, Box 15036 Worcester, Massachusetts 01615-0036 (508) 853-5000 www.allegromicro.com PRE-PROGRAMMING TARGET5 Pre-Programming Quiescent Voltage Output VOUT(Q)init B = 0 G, TA = 25°C – 2.1 – V Pre-Programming Sensitivity Sensinit A1381 TA = 25°C – 4.2 – mV/G A1382 – 2.9 – mV/G A1383 – 2.1 – mV/G A1384 – 1.4 – mV/G Pre-Programming Sensitivity Temperature Coefficient6 TCSensinit TA = 150°C – –0.05 – %/°C QUIESCENT VOLTAGE OUTPUT PROGRAMMING Guaranteed Quiescent Voltage Output Range4,7 VOUT(Q) B = 0 G, TA = 25°C 2.3 – 2.6 V Quiescent Voltage Output Programming Bits – 6 – bit Average Quiescent Voltage Output Step Size8,9 StepVOUT(Q) TA = 25°C 8 11.5 15 mV Quiescent Voltage Output Programming Resolution10 ErrPGVOUT(Q) TA = 25°C – StepVOUT(Q)× ±0.5 –mV SENSITIVITY PROGRAMMING Guaranteed Sensitivity Range4,11 Sens A1381 TA = 25°C 6.00 – 9.00 mV/G A1382 4.00 – 6.25 mV/G A1383 2.75 – 4.25 mV/G A1384 2.00 – 3.00 mV/G Sensitivity Programming Bits – 6 – bit Average Sensitivity Step Size8,9 StepSENS A1381 TA = 25°C 90 110 130 μV/G A1382 55 75 95 μV/G A1383 35 55 75 μV/G A1384 28 35 42 μV/G Sensitivity Programming Resolution10 ErrPGSENS TA = 25°C – StepSENS × ±0.5 – mV/G SENSITIVITY TC PROGRAMMING Guaranteed Sensitivity Tem- perature Coefficient Range6 TCSens TA = 150°C 0.00 – 0.095 %/°C Sensitivity Temperature Coef- ficient Programming Bits – 3 – bit Average Sensitivity Tempera- ture Coefficient Step Size6 StepTCSENS TA = 150°C – 0.03 – %/°C Sensitivity Temperature Coeffi- cient Programming Resolution6 ErrPGTCSENS TA = 150°C – StepTCSENS x ±0.5 – %/°C POLARITY PROGRAMMING Polarity Programming Bit12 POL – 1 – bit LOCK BIT PROGRAMMING Overall Programming Lock Bit LOCK – 1 – bit OPERATING CHARACTERISTICS (continued), valid over full operating temperature range, TA; CBYPASS= 0.1 μF, VCC = 5 V, unless otherwise specified Characteristic Symbol Test Conditions Min. Typ. Max. Units Continued on the next page... |
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