LGA-4 SOT-23-3 REDROCK RR1221- A22-511/512 TMR DIGITAL PUSH-PULL MAGNETIC SENSOR REDROCK RR1221- A23-511/512 1 Description 2 Features u Operate sensitivity of 9 G The RedRock RR122-1A22-511/512 and RR122-1A23-511/512 are digi- u Lowest Average Current < 100 nA tal magnetic sensors ideal for use in medical, industrial, automotive, u Wide Supply Voltage range of 1.7V 5.5V and consumer applications. They are based on patented Tunneling u Omnipolar Push-Pull Response Magnetoresistance (TMR) technology with seamless CMOS integra- u Operating Frequency of 10 Hz tion. u Temperature Rated up to 125C u RoHS & REACH Compliant The RR122-1A22-511/512 and RR122-1A23-511/512 feature an operate sensitivity of 9 G (0.9 mT), with an omnipolar 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 u Proximity Detection industrial machinery. They have the worlds lowest average current u Rotary Sensing drain (100 nA) for an active magnetic sensor, operating at 10 Hz and u Fluid Level Detection high operating temperature range from -40C up to +125C. u Door & Lid Closure Detection u Utility Meters u Portable Medical Devices u Motor Controllers u Consumer Electronics u Wake-Up mProcessor Device Packages Device Information Part Series Package Body Size (mm) Temp Rating C - + SOT-23-3 2.9 x 1.6 x 1.2 40 to 85 RR122-1A22-511 - + LGA-4 1.45 x 1.45 x 0.44 40 to 85 RR122-1A22-512 - + SOT-23-3 2.9 x 1.6 x 1.2 40 to 125 RR122-1A23-511 - + LGA-4 1.45 x 1.45 x 0.44 40 to 125 RR122-1A23-512 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 RR1221- A22-511/512 REDROCK RR1221- A23-511/512 TMR DIGITAL PUSH-PULL MAGNETIC SENSOR 4 Specifications 1,2 4.1 Absolute Environmental Ratings Parameters Units Min Typ Max Operating Temperature (T ) (RR122-1A22-511/512) C -40 +85 OP Operating Temperature (T ) (RR122-1A23-511/512) 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 (LGA-4) C/W 165 Junction-to-Ambient Thermal Resistance (SOT-23-3) C/W 215 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 3 4.3 Operating Electrical Characteristics for RR122-1A22-511 / 512 and RR122-1A23-511 / 512 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 =10 Hz (Idd ) nA 100 DD SW AVG Average Supply Current V =3.0 V, f =10 Hz (Idd ) nA 135 DD SW AVG 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 (1A22), -40C to +125C (1A23). 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
