SK1901L-G03-D-K

UNISONIC TECHNOLOGIES CO., LTD SK1901 HALL-EFFECT SWITCH FOR HIGH-TEMPERATURE OPERATION 1 DESCRIPTION SK1901 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. LINEAR INTEGRATED CIRCUIT SIP-3 3 FEATURES * Wide supply voltage range of 2.5V to 20V *Wide temperature operation range of -20℃~+125℃ *TTL and MOS IC are directly drivable by the output *The life is semipermanent because it employs contact-less parts *SIP-3 package 2 1 SOT-23 *Pb-free plating product number: SK1901L ORDERING INFORMATION Order Number Normal Lead Free Plating SK1901-AE3-4-R SK1901L-AE3-4-R SK1901-G03-D-K SK1901L-G03-D-K Package SOT-23 SIP-3 Pin Assignment 1 2 3 O I G I G O Packing Tape Reel Bulk Note: Pin Assignment: I:VCC O:VOUT SK1901L-AE3-4-R G:GND (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)Packing Type (2)Pin Assignment (3)Package Type (4)Lead Plating www.unisonic.com.tw Copyright © 2005 Unisonic Technologies Co., Ltd 1 of 8 QW-R118-005,A SK1901 MARKING INFORMATION LINEAR INTEGRATED CIRCUIT SIP-3 1901 L: Lead Free Plating Blank: Pb/Sn , Date Code SOT-23 1901 L: Lead Free Plating, Blank: Pb/Sn BLOCK DIAGRAM REGULATOR Vcc Output GND Hall element Amplifier Schmidt trigger Output stage UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 8 QW-R118-005,A SK1901 ABSOLUTE MAXIMUM RATINGS PARAMETER LINEAR INTEGRATED CIRCUIT SYMBOL VCC ICC Io RATINGS UNIT Supply voltage 2.5V ~ 20V V Supply current 10 mA Circuit current 20 mA SIP-3 400 mW Power dissipation PD SOT-23 200 mW Operating ambient temperature TOPR -20 ~ +125 ℃ Storage temperature TSTG -55 ~ +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℃. MAGNETIC CHARACTERISTICS (over operating supply voltage range.) PARAMETER Operate Point Release Point Hysteresis SYMBOL CONDITIONS at Ta=+25℃ BOP at Ta=+25℃ BRP BHYS at Ta=+25℃ MIN TYP MAX UNIT 100 G 10 G 90 G UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 3 of 8 QW-R118-005,A SK1901 PACKAGE INFORMATION LINEAR INTEGRATED CIRCUIT SIP-3 4.1 mm 0.73 mm SOT-23 0.385 mm 0.83 mm 1.58 mm 3.0 mm 0.83 mm 1.00 mm 0.89 mm 0.89 mm S 1 2 3 Marked face 1. Vcc 2. GND 3. Output N Marked face 1. Vcc 2. Output 3. GND 1 3 2 N SIP-3 Vout H Bh L Brp N Bop S S H S SOT-23 Vout Bh L Brp Bop N 0 Magnetic flux density 0 Magnetic flux density UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 4 of 8 QW-R118-005,A SK1901 TYPICAL APPLICATION CIRCUIT LINEAR INTEGRATED CIRCUIT Vcc 5V Vcc SK1901 OUTPUT GND μP UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 5 of 8 QW-R118-005,A SK1901 TYPICAL OPERATING CHARACTERISTICS Temperature vs . Magnetic field LINEAR INTEGRATED CIRCUIT Voltage vs. Magnetic field 70 Magnetic field ( G ) 50 40 30 20 10 0 55 38 Magnetic field ( G ) 60 60 61 62 63 65 65 70 63 63 Bop Brp BW 60 50 40 30 20 10 0 15 17 20 22 23 60 45 60 43 60 61 61 61 Bop 37 35 26 Brp BW 39 21 39 22 39 22 40 23 41 24 42 24 41 23 40 23 40 39 17 -20 0 10 25 55 75 95 115 125 3 5 12 15 20 27 Temperature ( C ) Voltage ( V ) Temperature vs . Icc Voltage vs. Icc 4.50 4.00 Current ( mA ) 3.75 3.99 3.88 3.76 3.61 3.70 3.25 3.09 2.95 2.84 Icc Current ( mA ) 3.72 3.63 3.67 3.50 3.00 2.50 2.00 1.50 1.00 0.50 0.00 3.40 3.65 3.60 3.55 3.50 3.45 3.40 3.35 3.30 3.46 3.51 3.60 Icc -20 0 10 25 55 75 95 115 125 3 5 12 15 20 27 Temperature ( C ) Voltage ( V ) Temperature vs . Sink 34 33 Sink (mA) Voltage vs. Sink 31 33 33 33 33 Sink (mA) 31 32 31 32 31 30 30 Sink 31 30 30 30 30 30 30 30 31 31 31 31 32 31 30 29 28 -20 0 10 25 55 Sink 75 95 115 125 3 5 13 15 21 27 Temperature ( C ) Voltage ( V ) UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 6 of 8 QW-R118-005,A SK1901 Switch Points 70 Switch Point IN Gauss Hysteresis IN Gauss LINEAR INTEGRATED CIRCUIT TYPICAL OPERATING CHARACTERISTICS (Cont.) Hysteresis 30 25 20 15 10 5 0 60 50 40 30 20 10 0 -20 0 10 25 55 75 95 115 125 -20 0 10 25 55 75 95 115 125 Ambient Temperature IN ℃ Ambient Temperature IN ℃ Output Sink Current 34 33 32 31 30 29 28 -20 0 10 25 55 75 95 115 125 Supply Current IN mA Sink Current IN mA Supply Current 4.50 4.00 3.50 3.00 2.50 2.00 1.50 1.00 0.50 0.00 -20 0 10 25 55 75 95 115 125 Ambient Temperature IN ℃ Ambient Temperature IN ℃ Output Sink Current Vin - Icc 31 Input Current ( mA ) 3.75 3.70 3.65 3.60 3.55 3.50 3.45 3.40 3.35 3.30 3 5 13 15 21 27 3 5 12 15 20 27 31 Current ( mA ) 31 31 30 30 30 30 30 Voltage ( V ) Voltage ( V ) UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 7 of 8 QW-R118-005,A SK1901 LINEAR INTEGRATED CIRCUIT 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 8 of 8 QW-R118-005,A