position detection sensor Infineon TLE49643MXTSA1 with wide voltage range and overvoltage protection
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Product Description
Product Overview
The TLE4964-3M is a high-precision unipolar Hall Effect switch designed for demanding automotive and industrial applications. It offers a wide operating supply voltage range of 3.0 V to 32 V with overvoltage capability up to 42 V without external resistors, ensuring reliable operation even under load-dump conditions. Key features include reverse polarity protection, output overcurrent and overtemperature protection, active error compensation for stable magnetic thresholds, low jitter, and high ESD performance. This device is ideal for precise position detection tasks requiring operation from -40C to 170C.
Product Attributes
- Brand: Infineon Technologies
- Product Type: Unipolar Hall Switch
- Package: PG-SOT23-3-15
- Certifications: Qualified for automotive applications, Product validation according to AEC-Q100
- Material: Halogen-free SMD package
Technical Specifications
| Specification | Value | Unit | Notes |
|---|---|---|---|
| Product Name | TLE4964-3M | ||
| Ordering Code | SP001013860 | ||
| Supply Voltage (Operating) | 3.0 to 32 | V | Operation from unregulated power supply |
| Overvoltage Capability | 42 | V | Without external resistor |
| Reverse Polarity Protection | -18 | V | |
| Operating Temperature Range | -40 to 170 | C | |
| Supply Current (Typical) | 1.6 | mA | |
| Sensitivity (Typical BOP) | 12.5 | mT | |
| Sensitivity (Typical BRP) | 9.5 | mT | |
| Hysteresis (Typical BHYS) | 3.0 | mT | |
| Interface | Open Drain Output | ||
| Output Overcurrent Protection | Yes | ||
| Output Overtemperature Protection | Yes | ||
| Jitter (Typical) | 0.35 | s | |
| ESD Performance | High | ||
| Package Outline | PG-SOT23-3-15 | ||
| Absolute Maximum Supply Voltage | 42 | V | 10h, no external resistor required |
| Absolute Maximum Junction Temperature | 175 | C | for 168h (not additive) |
| Thermal Resistance Junction-Ambient (RthJA) | 300 | K/W | for PG-SOT23-3-15 (2s2p) |
| ESD Voltage (HBM) | 7 | kV | R = 1.5 k, C = 100 pF |
| ESD Voltage (CDM) | 1 | kV | |
| ESD Voltage (System Level) | 15 | kV | with circuit shown in Figure 8 |
| Output Saturation Voltage (Typical) | 0.2 | V | IQ = 20 mA |
| Output Current Limitation (Typical) | 56 | mA | internally limited and thermal shutdown |
| Output Fall Time (Typical) | 0.4 | s | 1.2 k / 50 pF |
| Output Rise Time (Typical) | 0.5 | s | 1.2 k / 50 pF |
| Power-on Time (Typical) | 80 | s | VDD = 3 V, B BRP - 0.5 mT or B BOP + 0.5 mT |
| Chopper Frequency (Typical) | 350 | kHz | |
| Magnetic Field Direction (Positive) | South pole to branded side of package | ||
| Operating Point BOP (Typical at 25C) | 12.5 | mT | |
| Release Point BRP (Typical at 25C) | 9.5 | mT | |
| Hysteresis BHYS (Typical at 25C) | 3.0 | mT | |
| Effective Noise of Magnetic Switching Points (Typical) | 62 | T (rms) | at 25C |
| Temperature Compensation of Magnetic Thresholds | -1200 | ppm/K | Verified by design/characterization |
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