UNISONIC TECHNOLOGIES CO., LTD SK1816 LINEAR INTEGRATED CIRCUIT BIPOLAR LATCH TYPE HALL EFFECT FOR HIGH-TEMPERATURE OPERATION 1 SIP-3 DESCRIPTION The UTC SK1816 is a semiconductor integrated circuit utilizing the Hall effect. It designed 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, such as Speed sensor, Position sensor, Rotation sensor, Contact-less sensor, and Motor control. 3 2 1 SOT-23 FEATURES * Wide supply voltage range of 2.5V to 20V * Wide temperature operation range of -20℃~+125℃ * Alternating magnetic field operation * Built-in protection diode * TTL and MOS IC are directly drivable by the output * The life is semipermanent because it employs contact-less parts * SIP-3 and SOT-23 package are available. *Pb-free plating product number: SK1816L ORDERING INFORMATION Order Number Normal Lead Free Plating SK1816-AE3-4-R SK1816L-AE3-4-R SK1816-G03-D-K SK1816L-G03-D-K Note: Pin Assignment: I:VSS O:VOUT SK1816L-AE3-4-R Package SOT-23 SIP-3 Pin Assignment 1 2 3 O I G I G O Packing Tape Reel Bulk G:GND (1)Packing Type (2)Pin Assignment (3)Package Type (4)Lead Plating www.unisonic.com.tw Copyright © 2005 Unisonic Technologies Co., Ltd (1) K: Bulk, R: Tape Reel (2) refer to Pin Assignment (3) AE3: SOT-23, G03: SIP-3 (4) L: Lead Free Plating, Blank: Pb/Sn 1 of 7 QW-R118-004,A SK1816 LINEAR INTEGRATED CIRCUIT MARKING INFORMATION SIP-3 1816 L: Lead Free Plating, Blank: Pb/Sn Date Code SOT-23 1816 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 7 QW-R118-004,A SK1816 LINEAR INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS (Ta = 25℃) PARAMETER SYMBOL VCC ICC IO RATINGS UNIT Supply Voltage 2.5~20 V Supply Current 10 mA Circuit Current 20 mA SIP-3 400 Power Dissipation PD mW SOT-23 200 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℃, unless otherwise specified.) PARAMETER SYMBOL Low-Level Output Voltage VOL Output Leakage Current Output Short Circuit Current ILEAK -Ios Supply Current ICC Output Switching Time TR TF TEST CONDITIONS VCC =16V,IOUT=12mA,B=30 mT VCC =3.6V,IOUT=12mA,B=30 mT VCC =16V,B=-30 mT VCC =16V,VOUT=0V,B=-30 mT VCC =16V VCC =3.6V VCC =16V,RL=10KΩ,CL=10PF VCC =16V,RL=10KΩ,CL=10PF MIN TYP MAX UNIT 0.7 V 0.7 V 1 10 µA 0.8 mA 6 mA 5.5 mA μS 5 μS 1 MAGNETIC CHARACTERISTICS Operate Point BOP At Ta = +25℃ 5 mT Release Point BRP At Ta = +25℃ -5 mT Hysteresis BHYS 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 VCC = 12V. 2. 1mT=10 gauss UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 3 of 7 QW-R118-004,A SK1816 LINEAR INTEGRATED CIRCUIT PACKAGE INFORMATION SIP-3 SOT-23 4.1 mm 0.95 mm 0.385 mm 3.0 mm 2.01 mm 1.00 mm Fig. 1 SENSOR LOCATIONS S 1 2 N Marked face 1. Vcc 2. GND 3. Output 3 1 N 3 Marked face 1. Vcc 2. Output 3. GND 2 S SIP-3 SOT-23 Vout H Bh L Brp Bop 0 Magnetic flux density Fig.2 APPLYING DIRECTION OF MAGNETIC FLUX UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 4 of 7 QW-R118-004,A SK1816 LINEAR INTEGRATED CIRCUIT TYPICAL APPLICATION CIRCUIT VIN Coil 2 Coil 1 Vcc SK1816 SIP-3 Output GND FOR DC FAN 1 Vin 3.5K 100 8V Vcc Coil 2 Coil 1 3K 1.5K SK1816 SIP-3 1.5K Output GND FOR DC FAN 2 TEST CIRCUIT VIN 1816 10KΩ DO 10P UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 5 of 7 QW-R118-004,A SK1816 LINEAR INTEGRATED CIRCUIT TYPICAL CHARACTERISTICS Temperature vs. Magnetic field Voltage vs. Magnetic field 50 40 30 43 37 42 36 38 32 37 31 35 29 46 41 44 39 47 42 49 44 Bop Brp BW 20 10 0 Magnetic field ( G ) Magnetic field ( G ) 60 -6 -6 -6 -6 -6 -5 -5 -5 -5 -10 -20 0 10 25 55 75 95 115 125 60 50 40 35 34 30 20 10 0 -1 -10 3 -20 5 -3 15-7 40 Bop Brp BW 20-9 27-13 Voltage vs. Icc 4.60 5.11 4.91 4.78 4.55 4.36 4.20 4.03 3.95 3.87 5.00 4.00 3.00 Icc 2.00 Current ( mA ) 6.00 Current ( mA ) -6 12 53 48 38 Voltage ( V ) Temperature vs. Icc 1.00 0.00 4.57 4.56 4.56 4.55 4.55 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 ) 30 30 30 29 29 Sink 28 28 -20 0 10 25 55 75 28 95 115 125 Temperature ( C ) UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 15 20 27 Voltage vs. Sink Sink (mA) 30 12 Voltage ( V ) Temperature vs. Sink Sink (mA) 45 37 37 34 Temperature ( C ) 31 30 30 29 29 28 28 27 27 43 37 29 29 29 28 28 28 28 28 27 29 29 29 29 Sink 28 28 3 5 13 15 20 27 Voltage ( V ) 6 of 7 QW-R118-004,A SK1816 LINEAR INTEGRATED CIRCUIT TYPICAL CHARACTERISTICS(Cont.) Switch Points Hysteresis 60 Hysteresis IN Gauss Switch Point IN Gauss 50 40 30 20 10 0 -10 -20 0 10 25 55 75 95 50 40 30 20 10 0 115 125 -20 0 10 Ambient Temperature IN oC 75 95 115 125 Supply Current 6.00 31 30 30 29 29 28 28 27 27 Supply Current IN mA Sink Current IN mA 55 Ambient Temperature IN oC Output Sink Current 5.00 4.00 3.00 2.00 1.00 0.00 -20 0 10 25 55 75 95 115 125 -20 0 10 Ambient Temperature IN oC 25 55 75 95 115 125 Ambient Temperature IN oC Output Sink Current Vin - Icc 4.60 29 29 29 28 28 28 28 28 27 Input Current ( mA ) Current ( mA ) 25 4.55 4.50 4.45 4.40 4.35 3 5 13 15 20 27 Voltage ( V ) 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 7 of 7 QW-R118-004,A