Datasheet Omnipolar Detection Ha ll IC BU52792GWZ General Description Key Specifications The omnipolar detection Hall IC is magnetic switch that V Voltage Range: 2.7V to 5.5V DD can operate both S-and N-pole. Operate Point: 2.4mT(Typ) This Hall IC product can be in tablets, smart phones, and Hysteresis: 0.4mT(Typ) other applications in order to detect open and close of Period: 50ms(Typ) the cover. Average Supply Current: 3.2A (Typ) Output Type: CMOS Features Operating Temperature Range: -40C to +85C Omnipolar Detection Micro Power Operation (Small Current Using Package W(Typ) x D(Typ) x H(Max) Intermittent Operation Method) UCSP35L1 0.80mm x 0.80mm x 0.40mm Ultra-compact Package Applications Tablets, Smart Phones, Notebook Computers, Digital Video Cameras, Digital Still Cameras, etc. Typical Application Circuit, and Block Diagram V DD 0.1F Adjust the bypass capacitor value as necessary, according to voltage TIMING noise conditions, etc. LOGIC HALL ELEMENT OUT GND Pin Descriptions Pin Configurations TOP VIEW (pads not visible) Pin No. Pin Name Function A1 A2 A1 GND Ground A2 NC Non Connect B1 V Power supply DD B1 B2 B2 OUT Output Product structure : Silicon monolithic integrated circuit This product has no designed protection against radioactive rays . www.rohm.com TSZ02201-0M2M0F416080-1-2 2016 ROHM Co., Ltd. All rights reserved. 1/14 TSZ22111 14 001 18.Nov.2016 Rev.001 DYNAMIC OFFSET CANCELLATION SAMPLE & HOLD LATCH BU52792GWZ Contents General Description ........................................................................................................................................................................ 1 Features.......................................................................................................................................................................................... 1 Applications .................................................................................................................................................................................... 1 Key Specifications .......................................................................................................................................................................... 1 Package .......................................................................................................................................................................................... 1 Typical Application Circuit, and Block Diagram ............................................................................................................................... 1 Pin Descriptions .............................................................................................................................................................................. 1 Pin Configurations .......................................................................................................................................................................... 1 Absolute Maximum Ratings ............................................................................................................................................................ 3 Recommended Operating Conditions ............................................................................................................................................. 3 Magnetic, Electrical Characteristics ................................................................................................................................................ 3 Measurement Circuit ....................................................................................................................................................................... 4 Typical Performance Curves ........................................................................................................................................................... 5 Figure 5. Operate Point, Release Point vs Ambient Temperature ................................................................................................ 5 Figure 6. Operate Point, Release Point vs Supply Voltage .......................................................................................................... 5 Figure 7. Period vs Ambient Temperature .................................................................................................................................... 5 Figure 8. Period vs Supply Voltage .............................................................................................................................................. 5 Figure 9. Supply Current vs Ambient Temperature ...................................................................................................................... 6 Figure 10. Supply Current vs Supply Voltage ............................................................................................................................... 6 Description of Operations ............................................................................................................................................................... 7 Intermittent Operation at Power ON ................................................................................................................................................ 9 Magnet Selection ............................................................................................................................................................................ 9 Position of the Hall Element ............................................................................................................................................................ 9 I/O Equivalence Circuit ................................................................................................................................................................... 9 Operational Notes ......................................................................................................................................................................... 10 Ordering Information ..................................................................................................................................................................... 12 Marking Diagrams ......................................................................................................................................................................... 12 Physical Dimension, Tape and Reel Information ........................................................................................................................... 13 Revision History ............................................................................................................................................................................ 14 www.rohm.com TSZ02201-0M2M0F416080-1-2 2016 ROHM Co., Ltd. All rights reserved. 2/14 TSZ22111 15 001 18.Nov.2016 Rev.001