UNISONIC TECHNOLOGIES CO., LTD U18 LINEAR INTEGRATED CIRCUIT BIPOLAR LATCH TYPE HALL-EFFECT FOR HIGH-TEMPERARURE OPERATION 1 DESCRIPTION SIP-3 U18 is a semiconductor integrated circuit utilizing the Hall effect. It has been so designed as to operate in the alternating magnetic field especially at low supply voltage and operation over extended temperature ranges to +125℃.This Hall IC is suitable for application to various kinds of sensors, contact less switches, and the like. FEATURES * Wide supply voltage range of 2.5V to 20V * Wide temperature operation range of -20℃~+125℃ * Alternating magnetic field operation * TTL and MOS IC are directly drivable by the output * The life is semipermanent because it employs contact less parts * SIP-3 package *Pb-free plating product number: U18L APPLICATION * Speed sensor * Position sensor * Rotation sensor * Contact-less sensor * Motor control * Built-in protection diode ORDERING INFORMATION Normal U18-G03-K Order Number Lead Free Plating U18L-G03-K Note: Pin Assignment: I:VCC O:VOUT Package SIP-3 Pin Assignment 1 2 3 I G O Packing Bulk G:GND U 1 8 L -G 0 3 -K (1)Packing Type (1) K: Bulk (2)Package Type (2) G03: SIP-3 (3)Lead Plating (3) L: Lead Free Plating, Blank: Pb/Sn www.unisonic.com.tw Copyright © 2005 Unisonic Technologies Co., Ltd 1 of 6 QW-R118-007,A U18 LINEAR INTEGRATED CIRCUIT MARKING INFORMATION SIP-3 U18 L: Lead Free Plating, Blank: Pb/Sn BLOCK DIAGRAM REGULATOR Vcc Output GND Hall element Amplifier Schmidt trigger UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw Output stage 2 of 6 QW-R118-007,A U18 LINEAR INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL RATING UNIT Supply Voltage VCC 2.5V ~ 20V V Supply Current ICC 10 mA Circuit Current IOUT 20 mA Power Dissipation PD 400 mW Operating Temperature TOPR -20~+125 ℃ Storage Temperature TSTG -40~+150 ℃ Note 1. Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. 2. The device is guaranteed to meet performance specification within 0℃~+70℃ operating temperature range and assured by design from -20℃~+125℃. ELECTRICAL CHARACTERISTICS (Ta=25℃) PARAMETER Low-Level Output Voltage Output Leakage Current Output Short Circuit Current Supply Current SYMBOL VOL IO(LEAK) -Ios ICC CONDITIONS VCC=16V,IOUT=12mA,B=30mT VCC=3.6V,IOUT=12mA,B=30mT VCC=16V,B=-30mT VCC=16V,VOUT=0V,B=-30mT VCC=16V VCC=3.6V MIN TYP 1 0.8 MAX 0.7 0.7 10 6 5.5 MAGNETIC CHARACTERISTICS Operate Point BOP At Ta = +25℃ 5 Release Point BRP At Ta = +25℃ -5 Hysteresis BHYS At Ta = +25℃ 5.5 Note 1.BOP = operate point (output turns ON ); BRP = release point ( output turns OFF); BHYS = hysteresis (BOP –BRP).As used here, negative flux densities are defined as less than zero (algebraic convention). Typical values are at Ta = +25℃ and VCC = 12V. 2.1mT=10 gauss UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw UNIT V V µA mA mA mA mT mT mT 3 of 6 QW-R118-007,A U18 LINEAR INTEGRATED CIRCUIT PACKAGE INFORMATION SIP-3 4.1 mm 0.95 mm 2.01 mm 3.0 mm Fig. 1 SENSOR LOCATIONS Vout H S 1 2 Marked face 1. Vcc 2. GND 3. Output 3 Bh L Brp N SIP-3 Bop 0 Magnetic flux density Fig. 2 APPLYING DIRECTION OF MAGNETIC FLUX UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 4 of 6 QW-R118-007,A U18 LINEAR INTEGRATED CIRCUIT TYPICAL CHARACTERISTICS Voltage vs. Magnetic field 60 47 49 43 44 46 41 42 44 38 42 36 37 39 35 37 32 31 29 40 20 Magnetic field ( G ) 60 Bop Brp BW 0 12 5 95 10 -20 55 -6 -6 -6 -6 -6 -5 -5 -5 -5 -2 0 Magnetic field ( G ) Temperature vs. Magnetic field 40 37 34 35 34 53 48 38 45 37 43 37 40 Bop 20 Brp BW 0 -1 3 -3 5 12 -6 15 -7 20 -9 27 -13 -20 Temperature ( C ) Voltage ( V ) Voltage vs. Icc Temperature vs. Icc 4.60 5.00 4.00 5.114.91 4.784.55 4.364.20 4.033.953.87 Icc 3.00 2.00 1.00 Current ( mA ) Current ( mA ) 6.00 0.00 4.50 4.50 Icc 4.45 4.45 4.40 4.35 -20 0 10 25 55 75 95 115 125 3 5 Temperature ( C ) 29 Sink 28 28 28 10 25 55 75 95 115 125 Temperature ( C ) UNISONIC TECHNOLOGIES CO., LTD Sink (mA) Sink (mA) 29 www.unisonic.com.tw 15 20 27 Voltage vs. Sink 30 30 30 30 -20 0 12 Voltage ( V ) Temperature vs. Sink 31 30 30 29 29 28 28 27 27 4.57 4.56 4.56 4.55 4.55 29 29 29 28 28 28 28 28 27 29 29 29 29 Sink 28 28 3 5 13 15 20 27 Voltage ( V ) 5 of 6 QW-R118-007,A U18 LINEAR INTEGRATED CIRCUIT TYPICAL CHARACTERISTICS(Cont.) Switch Points Hysteresis Hysteresis IN Gauss Switch Point IN Gauss 50 40 30 20 10 0 -10 -20 0 10 25 55 75 95 115 125 60 50 40 30 20 10 0 -20 0 10 Ambient Temperature IN oC Supply Current IN mA Sink Current IN mA 30 29 28 27 26 10 25 55 75 95 3.00 2.00 1.00 0.00 -20 0 10 55 75 95 115 125 Vin - Icc Input Current ( mA ) Current ( mA ) 25 Ambient Temperature IN oC 29 28 28 27 15 125 4.00 115 125 29 13 115 5.00 Output Sink Current 5 95 6.00 Ambient Temperature IN oC 3 75 Supply Current 31 0 55 Ambient Temperature IN oC Output Sink Current -20 25 20 27 Voltage ( V ) 4.60 4.55 4.50 4.45 4.40 4.35 3 5 12 15 20 27 Voltage ( V ) UTC assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all UTC products described or contained herein. UTC products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 6 of 6 QW-R118-007,A