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Specifications
Mfr. Part #:
RR122-1B52-511
Package:
SOT-23
Key Attributes
Model Number:
RR122-1B52-511
Product Description
Product Overview
The RedRock RR122-1B52-511 and RR122-1B53-511 are digital magnetic sensors utilizing patented Tunneling Magnetoresistance (TMR) technology with seamless CMOS integration. These omnipolar sensors are designed for a wide range of applications including medical, industrial, automotive, and consumer electronics. They offer a high sensitivity of 30 G, a wide supply voltage range from 1.7V to 5.5V, and low average current drain of 1.0 mA. With an operating frequency of 250 Hz and a high operating temperature range up to +125C, these sensors are ideal for demanding environments and battery-powered devices.
Product Attributes
- Brand: RedRock
- Technology: Tunneling Magnetoresistance (TMR)
- Certifications: RoHS & REACH Compliant
- Output Type: Digital Push-Pull
- Magnetic Polarity Response: Omnipolar
Technical Specifications
| Model | Description | Operate Sensitivity (G) | Release Sensitivity (G) | Supply Voltage (V) | Operating Temperature (C) | Operating Frequency (Hz) | Average Current (mA) | Package |
|---|---|---|---|---|---|---|---|---|
| RR122-1B52-511 | Digital Push-Pull Magnetic Sensor | 30 | 20 | 1.7 - 5.5 | -40 to +85 | 250 | 1.0 (Avg. @ 1.7V) | SOT-23-3 |
| RR122-1B53-511 | Digital Push-Pull Magnetic Sensor | 30 | 20 | 1.7 - 5.5 | -40 to +125 | 250 | 1.0 (Avg. @ 1.7V) | SOT-23-3 |
Technical Specifications (Continued)
| Parameter | Units | Min | Typ | Max |
|---|---|---|---|---|
| Supply Voltage (VDD) | V | 1.7 | 3.0 | 5.5 |
| Average Supply Current (@ VDD=1.7V, fSW=250 Hz) | mA | 1.0 | ||
| Operating Temperature (TOP) | C | -40 | 125 (for RR122-1B53-511) | |
| Switching Frequency (fSW) | Hz | 150 | 250 | 350 |
| Operate Point (BOPN) | G | 23 | 30 | 38 |
| Release Point (BRPN) | G | 14 | 20 | 27 |
| Hysteresis (BHYST) | G | 5 | 10 | |
| Package Dimensions (SOT-23-3) | mm | 2.9 x 1.6 x 1.2 |
Applications
- Proximity Detection
- Rotary Sensing
- Fluid Level Detection
- Door & Lid Closure Detection
- Utility Meters
- Motor Controllers
- Consumer Electronics
2412061721_COTO-RR122-1B52-511_C3716035.pdf
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