High Voltage Tolerant, High Sensitivity Unipolar Hall Switch Chip SL3144
The SL3144 is a high voltage tolerant, high sensitivity unipolar Hall switch chip designed with Bipolar semiconductor technology. It converts magnetic flux density input into a digital voltage output, integrating internal components such as a voltage regulator, Hall voltage generator, differential amplifier, temperature compensation circuit, and open-collector output. Available in both TO92S through-hole and SOT23-3L surface-mount packages compliant with RoHS standards, it is suitable for a wide range of industrial and consumer electronic applications.
Download PDF DatasheetProduct Features
- ◆ High voltage tolerance with a wide operating voltage range from 3.5V to 40V
- ◆ High sensitivity with typical operate/release points of 120Gs/80Gs
- ◆ Open-collector output for easy interface design
- ◆ Excellent ESD protection up to ±4kV
- ◆ Compact design available in both TO92S and SOT23-3L packages
- ◆ Wide operating temperature range (-40°C ~ 125°C)
Technical Specification
| Parameter | Specification |
|---|---|
| Model | SL3144-9 (TO92S), SL3144-3 (SOT23-3L) |
| Operating Voltage (Vcc) | 3.5 V ~ 40 V |
| Operating Current (Typ. @5V) | 6 mA |
| Output Type | Open Collector |
| Output Saturation Voltage (Vsat, Iout=20mA) | ≤ 0.4 V |
| Output Sink Current (Isink) | ≤ 30 mA |
| Operate Point (Bop, Typ.) | 120 Gs |
| Release Point (Brp, Typ.) | 80 Gs |
| Hysteresis (Bhys, Typ.) | 40 Gs |
| ESD Performance (HBM) | ±4 kV |
| Operating Temperature Range | -40°C ~ 125°C |
| Storage Temperature Range | -50°C ~ 165°C |
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