Product Overview
The BU52074GWZ is an omnipolar detection Hall IC featuring a polarity determination circuit for separate operation of South and North poles. It is designed for applications such as detecting cover open/close in tablets and smartphones, and determining front/back location or rotational direction of display panels in digital video cameras. Its key advantages include omnipolar detection with dual outputs, micro power operation via intermittent use, and an ultra-compact package.
Product Attributes
- Brand: ROHM Co., Ltd.
- Product Structure: Silicon monolithic integrated circuit
- Material: Not specified
- Color: Not specified
- Certifications: Not specified
- Radioactive Ray Protection: None designed
Technical Specifications
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions |
|---|---|---|---|---|---|---|
| VDD Voltage Range | VDD | 1.65 | 1.80 | 3.60 | V | (Ta= -40C to +85C) |
| Operate Point (South Pole) | BopS | - | 6.3 | 7.4 | mT | OUT1 (Detect the south pole), (VDD=1.8V Ta=25C) |
| Operate Point (North Pole) | BopN | -7.4 | -6.3 | - | mT | OUT2 (Detect the north pole), (VDD=1.8V Ta=25C) |
| Release Point (South Pole) | BrpS | 4.3 | 5.4 | - | mT | OUT1 (Detect the south pole), (VDD=1.8V Ta=25C) |
| Release Point (North Pole) | BrpN | - | -5.4 | -4.3 | mT | OUT2 (Detect the north pole), (VDD=1.8V Ta=25C) |
| Hysteresis | BbysS / BhysN | - | 0.9 | - | mT | (VDD=1.8V Ta=25C) |
| Period | Tp | - | 50 | 100 | ms | (VDD=1.8V Ta=25C) |
| Average Supply Current | IDD | - | 4.4 | 8 | A | (VDD=1.8V Ta=25C) |
| Output Type | - | - | CMOS | - | - | - |
| Operating Temperature Range | Topr | -40 | - | +85 | C | - |
| Package Dimensions (W x D x H) | - | 0.80 | 0.80 | 0.40 | mm | UCSP35L1 |
2202031930_ROHM-BU52074GWZ-E2_C2152548.pdf
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