Product Overview
The AH1390 is an ultra-sensitive, micropower, dual-output unipolar Hall effect switch IC designed for portable, battery-powered consumer electronics, home appliances, and industrial applications. It operates from a wide supply voltage range of 1.6V to 3.6V and features a low average supply current of 1.3A at 1.85V due to its sleep function. The AH1390 offers independent detection for North and South poles, with Output1 activating for a North pole and Output2 for a South pole. It is packaged in a small X2-DFN1410-4 package, minimizing PCB space. The device boasts a 2kV ESD rating on supply and output pins.
Product Attributes
- Brand: Diodes Incorporated
- Product Name: AH1390
- Package: X2-DFN1410-4
- Certifications: Totally Lead-Free & Fully RoHS Compliant, Halogen and Antimony Free (Green Device)
Technical Specifications
| Parameter | Conditions | Min | Typ | Max | Unit |
| Electrical Characteristics | |||||
| Supply Voltage (VDD) | Operating | 1.6 | - | 3.6 | V |
| Operating Temperature Range | Operating | -40 | - | +85 | C |
| Output Low Voltage (VOL) | IOUT = 0.1mA | - | 0.1 | 0.25 | V |
| Output High Voltage (VOH) | IOUT = -0.1mA | VDD-0.25 | VDD-0.1 | - | V |
| Supply Current (IDD(AWAKE)) | Awake Period, TA = +25C, VDD = 3V | - | 720 | - | A |
| Supply Current (IDD(SLEEP)) | Sleep Period, TA = +25C, VDD = 3V | - | 0.36 | - | A |
| Average Supply Current (IDD(AVG)) | TA = +25C, VDD = 1.85V | - | 1.3 | 6 | A |
| Average Supply Current (IDD(AVG)) | TA = +25C, VDD = 3.6V | - | 2.2 | 13 | A |
| Awake Time (tAWAKE) | - | 30 | 45 | 80 | s |
| Period (tPERIOD) | - | 30 | 45 | 80 | ms |
| Magnetic Characteristics | |||||
| South Pole Operate Point (BOPS) | Output2, VDD = 1.85V, TA = +25C | 8 | 17 | 24 | Gauss |
| South Pole Operate Point (BOPS) | Output2, VDD = 1.6V to 3.6V, TA = -40C to +85C | 6 | 17 | 25 | Gauss |
| North Pole Operate Point (BOPN) | Output1, VDD = 1.85V, TA = +25C | -24 | -17 | -8 | Gauss |
| North Pole Operate Point (BOPN) | Output1, VDD = 1.6V to 3.6V, TA = -40C to +85C | -25 | -17 | -6 | Gauss |
| South Pole Release Point (BRPS) | Output2, VDD = 1.85V, TA = +25C | 3 | 11 | 19 | Gauss |
| South Pole Release Point (BRPS) | Output2, VDD = 1.6V to 3.6V, TA = -40C to +85C | 2 | 11 | 20 | Gauss |
| North Pole Release Point (BRPN) | Output1, VDD = 1.85V, TA = +25C | -19 | -11 | -3 | Gauss |
| North Pole Release Point (BRPN) | Output1, VDD = 1.6V to 3.6V, TA = -40C to +85C | -20 | -11 | -2 | Gauss |
| Hysteresis (BHY) | (|BOPX|-|BRPX|) | - | 1 | 6 | - |
| Absolute Maximum Ratings | |||||
| Supply Voltage (VDD) | Note 6 | - | - | 6 | V |
| Reverse Supply Voltage (VDD_REV) | - | -0.3 | - | - | V |
| Output Current (IOUTPUT) | Source and Sink | - | - | 1 | mA |
| Package Power Dissipation (PD) | X2-DFN1410-4 | - | - | 230 | mW |
| Storage Temperature Range (TSTG) | - | -65 | - | +150 | C |
| Maximum Junction Temperature (TJ) | - | - | - | +150 | C |
| ESD Capability (HBM) | Human Body Model | - | 2 | - | kV |
2201270800_DIODES-AH1390-HK4-7_C1848867.pdf
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