U18 UTC | Alldatasheet
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UNISONIC TECHNOLOGIES CO., LTD U18 LINEAR INTEGRATED CIRCUIT w w w . u n i s o n i c . c o m . t w 1 of 6 Copyright © 2005 Unisonic Technologies Co., Ltd QW-R118-007,A BIPOLAR LATCH TYPE HALL-EFFECT FOR HIGH-TEMPERARURE OPERATION DESCRIPTION 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 volt age and operation over extended temperature ranges to +125 .This Ha ll 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 APPLICATION * Speed sensor * Position sensor * Rotation sensor * Contact-less sensor * Motor control * Built-in protection diode SIP-3 *Pb-free plating product number: U18L ORDERING INFORMATION Order Number Pin Assignment Normal Lead Free Plating Package 1 2 3 Packing U18-G03-D-K U18L-G03-D-K SIP-3 I G O Bulk Note: Pin Assignment: I:V CC O : VOUT G:GND U18L-G03-D-K (1)Packing Type (3)Package Type (4)Lead Plating (2)Pin Assignment (1) K: Bulk (2) refer to Pin Assignment (3) G03: SIP-3 (4) L: Lead Free Plating , Blank: Pb/Sn
U18 LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 2 of 6 www.unisonic.com.tw Q W - R 1 1 8 - 0 0 7 , A MARKING INFORMATION U18 SIP-3 L: Lead Free Plating , Blank: Pb/Sn BLOCK DIAGRAM Amplifier Schmidt trigger Output stageHall element Vcc GND Output REGULATOR
U18 LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 3 of 6 www.unisonic.com.tw Q W - R 1 1 8 - 0 0 7 , A ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL RATING UNIT Supply Voltage V CC 2.5V ~ 20V V Supply Current I CC 10 mA Circuit Current I OUT 20 mA Power Dissipation P D 400 mW Operating Temperature T OPR -20~+125 ℃ Storage Temperature T STG -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 SYMBOL CONDITIONS MIN TYP MAX UNIT VCC=16V,IOUT=12mA,B=30mT 0.7 V Low-Level Output Voltage V OL VCC=3.6V,IOUT=12mA,B=30mT 0.7 V Output Leakage Current I O(LEAK) V CC=16V,B=-30mT 1 10 µA Output Short Circuit Current -Ios V CC=16V,VOUT=0V,B=-30mT 0.8 mA VCC=16V 6 mA Supply Current I CC VCC=3.6V 5.5 mA MAGNETIC CHARACTERISTICS Operate Point B OP At Ta = +25 ℃ 5 mT Release Point B RP At Ta = +25 ℃ -5 mT Hysteresis B HYS At Ta = +25 ℃ 5.5 mT 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 V℃ CC = 12V. 2.1mT=10 gauss
U18 LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 4 of 6 www.unisonic.com.tw Q W - R 1 1 8 - 0 0 7 , A PACKAGE INFORMATION SIP-3 4.1 mm 0.95 mm 2.01 mm 3.0 mm Fig. 1 SENSOR LOCATIONS S N Marked face 1. Vcc 2. GND 3. Output SIP-3 Bh Bop Brp H L Vout Magnetic flux density Fig. 2 APPLYING DIRECTION OF MAGNETIC FLUX
U18 LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 5 of 6 www.unisonic.com.tw Q W - R 1 1 8 - 0 0 7 , A TYPICAL CHARACTERISTICS Temperature vs. Magnetic field 29 31 32 36 37 39 41 42 44 35 37 38 42 43 44 46 47 49 -20 -20 10 55 95 125 Temperature ( C ) Magnetic field ( G ) Bop Brp BW Voltage vs. Magnetic field 34 34 37 37 38 40 -1 -3 -6 -7 -9 -13 35 37 43 45 48 53 -20 3 5 12 15 20 27 Voltage ( V ) Magnetic field ( G ) Bop Brp BW Temperature vs. Icc 0.00 1.00 2.00 3.00 4.00 5.00 6.00 -20 0 10 25 55 75 95 115 125 Temperature ( C ) Current ( mA ) Icc Voltage vs. Icc 4.45 4.50 4.55 4.56 4.56 4.57 4.35 4.40 4.45 4.50 4.55 4.60 3 5 12 15 20 27 Voltage ( V ) Current ( mA ) Icc Temperature vs. Sink 30 30 30 30 28 28 -20 0 10 25 55 75 95 115 125 Temperature ( C ) Sink (mA) Sink Voltage vs. Sink 28 28 29 29 29 29 3 5 13 15 20 27 Voltage ( V ) Sink (mA) Sink
U18 LINEAR INTEGRATED CIRCUIT UNISONIC TECHNOLOGIES CO., LTD 6 of 6 www.unisonic.com.tw Q W - R 1 1 8 - 0 0 7 , A TYPICAL CHARACTERISTICS(Cont.) Switch Points -10 -20 0 10 25 55 75 95 115 125 Ambient Temperature IN oC Switch Point IN Gauss Hysteresis -20 0 10 25 55 75 95 115 125 Ambient Temperature IN oC Hysteresis IN Gauss Output Sink Current -20 0 10 25 55 75 95 115 125 Ambient Temperature IN oC Sink Current IN mA Supply Current 0.00 1.00 2.00 3.00 4.00 5.00 6.00 -20 0 10 25 55 75 95 115 125 Ambient Temperature IN oC Supply Current IN mA Output Sink Current 3 5 13 15 20 27 Voltage ( V ) Current ( mA ) Vin - Icc 4.35 4.40 4.45 4.50 4.55 4.60 3 5 12 15 20 27 Voltage ( V ) Input Current ( mA ) UTC assumes no responsib ility for equipment failures that result from using pr oducts 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.