LGA-4 SOT-23-3 REDROCK RR122-3C72-511/512 TMR DIGITAL PUSH-PULL MAGNETIC SENSOR REDROCK RR1223- C73-511/512 1 Description 2 Features u Operate sensitivity of 10 G The RedRock RR122-3C72-511/512 and RR122-3C73-511/512 digital u Lowest Average Current < 11 A magnetic sensors are ideal for use in medical, industrial, automotive, u Wide Supply Voltage Ranges Available Down to 1.7V, Up to 5.5V and consumer applications. They are based on patented Tunneling u Bipolar Latching Push-Pull Response Magnetoresistance (TMR) technology with seamless CMOS integra- u Operating Frequency of 2500 Hz tion. u Temperature Rated up to 125C u RoHS & REACH Compliant The RR122-3C72-511/512 and RR122-3C73-511/512 feature an operate sensitivity of 10 G (1.0 mT) with a bipolar magnetic field response. 3 Applications They offer a wide supply voltage range from 1.7 up to 5.5 V, ideal for applications ranging from small battery-powered electronics to in- u Proximity Detection dustrial machinery. They have a low average current drain (11 A) for u Linear Position Sensing an active magnetic sensor, operating at 2500 Hz and high operating u Rotary Sensing temperature range from -40C up to 125C. u Utility Meters u Motor Controllers u Consumer Electronics Device Information Part Series Package Body Size (mm) Temp Rating C - + RR122-3C72-511 SOT-23-3 2.9 x 1.6 x 1.2 40 to 85 - + RR122-3C72-512 LGA-4 1.45 x 1.45 x 0.44 40 to 85 - + RR122-3C73-511 SOT-23-3 2.9 x 1.6 x 1.2 40 to 125 - + RR122-3C73-512 LGA-4 1.45 x 1.45 x 0.44 40 to 125 Device Packages Device Nomenclature Ordering Information Functional Block Diagram RR122-X X X X-Y Y Y for Digital Push-Pull Output Package Series VDD 1: SOT-23-3 Magnetic Polarity Response 2: LGA-4 1 = Omnipolar 3 = Bipolar/Latch 5: SOT-23-5 2 = Unipolar CURRENT DUTY CYCLE SOURCE CONTROL Output Response Magnetic Sensitivity (G) 1: Active Low A: Op 9, Rel 5 E: Op 15, Rel 10 B: Op 30, Rel 20 F: Op 70, Rel 50 Supply Voltage (V) TMR DIGITAL C: Op 10, Rel -10 OUTPUT 5: 1.7 -- 5.5 B /B op rp SENSOR LOGIC & PUSHPULL Comparators LATCH VREF OUTPUT Temp Rating (C) Clock Frequency (Hz) + - 1: 2 5: 250 9: 10000 2: 40 -- 85 + - 2: 10 6: 500 U: 100+Turbo (10000) 3: 40 -- 125 3: 20 7: 2500 GND (401) 943-2686 redrock cotorelay.com www.cotorelay.com Coto Technology 2021. All rights reserved. rev. 12142021 page 1REDROCK RR122-3C72-511/512 REDROCK RR1223- C73-511/512 TMR DIGITAL PUSH-PULL MAGNETIC SENSOR 4 Specifications 1,2 4.1 Absolute Environmental Ratings Parameters Units Min Typ Max Operating Temperature (T ) (RR122-3C72-511/512) C -40 +85 OP Operating Temperature (T ) (RR122-3C73-511/512) C -40 +125 OP Storage Temperature (T ) C -65 +150 STG Junction Temperature (T ) C +150 J Soldering Temperature (3 cycles, 1 min.) (T ) C +260 SOL ESD Level Human Body Model per JESD22-A114 V 4000 Junction-to-Ambient Thermal Resistance (SOT-23-3) C/W 215 Junction-to-Ambient Thermal Resistance (LGA-4) C/W 165 Maximum Magnetic Field Exposure (B ) G 600 MAX 1,2 4.2 Absolute Electrical Ratings Parameters Units Min Typ Max Supply Voltage (V ) V -0.3 6.0 DD Push-pull Output (Active Low)(V ) V -0.3 V OUT PP DD Input and Output Current (I /I ) mA IN OUT 20 Notes: 1. Exceeding Absolute Ratings may cause permanent damage to the device. Exposure at the maximum rated conditions for extended periods of time may also affect device reliability. 2. Unless otherwise specified, all characteristics are measured at 25C. ESD Note: This product uses semiconductors that can be damaged by electrostatic discharge (ESD). When handling, proper ESD precautions should be taken to avoid performance degradation or loss of functionality. Damage due to inappropriate handling is not covered under warranty. page 2 Coto Technology 2021. All rights reserved. rev. 12142021 (401) 943-2686 redrock cotorelay.com www.cotorelay.com