TSH248 TSC | Alldatasheet

Document overview

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  • PDF pages: 8

Technical content

Features

  • CMOS Hall IC Technology
  • Solid-State Reliability
  • Low power consumption for battery applications
  • Operation voltage range from 2.5V~3.5V

Ordering Information

Part No. Package Packing TSH248CX RFG TSOT-23 3kpcs / 7” Reel Note: “G” denote for Halogen Free Product Application

  • Solid state switch
  • Lid close sensor for power supply devices
  • Magnet proximity sensor for reed switch replacement in high duty cycle applications.
  • Handheld Wireless Handset Awake Switch (Flip Cell/PHS Phone/Note Book/Flip Video Set) Absolute Maximum Ratings (TA = 25 oC unless otherwise noted) Characteristics Limit Value Unit Supply voltage VCC 5 V Output Voltage VOUT 5 V Reverse voltage VCC/OUT -0.3 V Magnetic flux density Unlimited G Output current IOUT 2 mA Operating Temperature Range TOPR -40 to +85 oC Storage temperature range TSTG -55 to +150 oC Maximum Junction Temp TJ 150 oC Thermal Resistance - Junction to Ambient R θJA 543 oC/W Thermal Resistance - Junction to Case R θJC 410 oC/W Package Power Dissipation PD 230 mW Note: Exceeding the absolute maximum ratings may cause permanent damage. Exposure to absolute maximum- rated conditions for extended periods may affect device reliability. Pin Definition : 1. V CC 2. Output 3. GND

Micropower Omni-Polar Hall Effect Switch 2/8 Version: B14 C1 ：10nF C2 ：100pF R1 ：100kΩ Block Diagram Note: Static sensitive device; please observe ESD precautions. Reverse V CC protection is not included. For reverse voltage protection, a 100 Ω resistor in series with V CC is recommended. Typical Application Circuit

Micropower Omni-Polar Hall Effect Switch 3/8 Version: B14 Electrical Specifications (DC Operating Parameters: TA=+25 oC, VCC =3V) Parameters Test Conditions Min Typ Max Units Supply Voltage Operating 2.5 -- 3.5 V Supply Current Awake State -- 2.5 4.0 mA Sleep State -- 8.0 12 µA Average -- 10 16 µA Output Low Voltage I OUT =1mA -- -- 0.3 V Output Leakage Current Output off -- -- 1 µA Awake Mode Time Operating -- 70 -- µs Sleep Mode Time Operating -- 70 -- ms Duty Cycle -- 0.1 -- % Magnetic Specifications DC Operating Parameters T A=25 oC, V CC =3.0V Parameter Symbol Test Conditions Min. Typ. Max. Units Operating Point BOPS N pole to branded side, B > B OP , VOUT On 6 -- 60 G BOPN S pole to branded side, B > B OP , VOUT On -60 -- -6 G Release Point BRPS N pole to branded side, B < B RP , VOUT Off 5 -- -59 G BRPN S pole to branded side, B < B RP , VOUT Off -60 -- -5 G Hysteresis BHYS |BOPx - BRPx| -- 7 -- G Note: 1G (Gauss) = 0.1mT (millitesla)

Micropower Omni-Polar Hall Effect Switch 4/8 Version: B14 Output Behavior versus Magnetic Pole DC Operating Parameters: TA = -40 to 85oC, V CC = 2.5V ~ 3.5V Parameter Test condition OUT South pole B<Bop[(-60)~(-6)] Low Null or weak magnetic field B=0 or B<B RP Open (Pull-up Voltage) North pole B>Bop(60~6) Low TSOT-23

Figure 7. Output Leakage Current vs.

Micropower Omni-Polar Hall Effect Switch 7/8 Version: B14 TSOT-23 Mechanical Drawing Unit: Millimeters Marking Diagram 248 = Device Code WW = Week Code Table week 1 2 3 4 5 6 7 8 9 10 11 12 13 code QA QB QC QD QE QF QG QH QI QJ QK QL QM week 14 15 16 17 18 19 20 21 22 23 24 25 26 code QN QO QP QQ QR QS QT QU QV QW QX QY QZ week 27 28 29 30 31 32 33 34 35 36 37 38 39 code RA RB RC RD RE RF RG RH RI RJ RK RL RM week 40 41 42 43 44 45 46 47 48 49 50 51 52 code RN RO RP RQ RR RS RT RU RV RW RX RY RZ

Micropower Omni-Polar Hall Effect Switch 8/8 Version: B14 Notice Specifications of the products displayed herein are subject to change without notice. TSC or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies. Information contained herein is intended to provide a product description only. No license, express or implied, to any intellectual property rights is granted by this document. Except as provided in TSC’s terms and conditions of sale for such products, TSC assumes no liability whatsoever, and disclaims any express or implied warranty, relating to sale and/or use of TSC products including liability or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications. Customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify TSC for any damages resulting from such improper use or sale.