SOT-23-3 REDROCK RR122-1E72-511 TMR DIGITAL PUSH-PULL MAGNETIC SENSOR REDROCK RR122-1E73-511 1 Description 2 Features u Operate sensitivity of 15 G The RedRock RR122-1E72-511 and RR122-1E73-511 are digital mag- u Lowest Average Current < 11 A netic sensors ideal for use in medical, industrial, automotive, and u Wide Supply Voltage range of 1.7V 5.5V consumer applications. They are based on patented Tunneling Mag- u Omnipolar Push-Pull Response netoresistance (TMR) technology with seamless CMOS integration. u Operating Frequency of 2500 Hz u Temperature Rated up to 125C The RR122-1E72-511 and RR122-1E73-511 feature an operate sensitiv- u RoHS & REACH Compliant ity of 15 G (1.5 mT), with an omnipolar magnetic field response. They offer a wide supply voltage range from 1.7 up to 5.5 V, ideal for appli - 3 Applications cations ranging from small battery-powered electronics to industrial machinery. They have extremely low average current drain (11 A) for u Proximity Detection 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 Portable Rechargeable Medical Devices u Motor Controllers u Consumer Electronics Device Packages Device Information Part Series Package Body Size (mm) Temp Rating C - + RR122-1E72-511 SOT-23-3 2.9 x 1.6 x 1.2 40 to 85 - + RR122-1E73-511 SOT-23-3 2.9 x 1.6 x 1.2 40 to 125 Device Nomenclature Ordering Information Functional Block Diagram for Digital Push-Pull Output RR122-X X X X-Y Y Y Package VDD Series 1: SOT-23-3 Magnetic Polarity Response 2: LGA-4 1 = Omnipolar 3 = Bipolar/Latch 5: SOT-23-5 CURRENT DUTY CYCLE 2 = Unipolar 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 TMR Supply Voltage (V) DIGITAL OUTPUT B /B op rp C: Op 10, Rel -10 SENSOR LOGIC & PUSHPULL 5: 1.7 -- 5.5 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 GND 3: 20 7: 2500 (401) 943-2686 redrock cotorelay.com www.cotorelay.com Coto Technology 2021. All rights reserved. rev.12142021 page 1REDROCK RR122-1E72-511 REDROCK RR122-1E73-511 TMR DIGITAL PUSH-PULL MAGNETIC SENSOR 4 Specifications 1,2 4.1 Absolute Environmental Ratings Parameters Units Min Typ Max Operating Temperature (T ) 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 Maximum Magnetic Field Exposure (B ) G 2000 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 3 4.3 Operating Electrical Characteristics for RR122-1E72-511 and RR122-1E73-511 Parameters Units Min Typ Max Supply Voltage (V ) V 1.7 3.0 5.5 DD Power-On Time (t )(V > 90%) 50 75 ON DD ms Peak Power-On Current mA 1.4 Output Voltage (High) (V ) V 90% V OUTH DD Output Voltage (Low) (V ) V 10% V OUTL DD Under Voltage Lockout Threshold V 1.60 1.64 Rising V (V ) DD UVLO-RISE Under Voltage Lockout Threshold V 1.44 1.53 Falling V (V ) DD UVLO-FALL Under Voltage Lockout Hysteresis (V ) mV 50 UV-HYST Average Supply Current V =1.7 V, f =2500 Hz (Idd ) DD SW AVG A 11 Average Supply Current V =3.0 V, f =2500 Hz (Idd ) DD SW AVG A 12 Notes: 1. Exceeding Absolute Ratings may cause permanent damage to the device. 2. Unless otherwise specified, all characteristics are measured at 25C. 3. Unless otherwise specified, V = 1.7 V to 5.5 V, T = -40C to +85C (1E72), -40C to +125C (1E73). Typical values are V = 3.0 V and T = +25C. DD A DD A 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