Installation Instructions for the Low-cost, Bipolar Digital Hall-effect 50028377 Issue C Sensor ICs: SS41G CLEANING GENERAL INFORMATION CAUTION CAUTION CAUTION ELECTROSTATIC IMPROPER CLEANING ELECTROSTATIC SENSITIVE DEVICES Do not use pressure wash. High-pressure stream could force DISCHARGE DAMAGE DO NOT OPEN OR HANDLE EXCEPT AT A contaminants into the package. Ensure proper ESD STATIC FREE WORKSTATION Failure to comply with these instructions may result in ESD SENSITIVITY: precautions are followed when product damage. CLASS 2 handling this product. Use agitated rinse to clean the sensor. Failure to comply with these instructions may result in Table 2. Absolute Maximum Specifications product damage. Characteristic Min. Typ. Max. Unit SOLDERING/ASSEMBLY Supply voltage -50.0 50.0 V Applied output voltage -0.5 50.0 V CAUTION IMPROPER SOLDERING Output current 20 mA Ensure leads are adequately supported during any forming/ Magnetic flux no limit Gauss shearing operation so that they are not stressed inside the plastic case. NOTICE Limit exposure to high temperatures. Absolute maximum ratings are the extreme limits the device will Failure to comply with these instructions may result in momentarily withstand without damage to the device. Electri- product damage. cal and mechanical characteristics are not guaranteed if the rated voltage and/or currents are exceeded, nor will the device See Table 1 for soldering information. necessarily operate at absolute maximum ratings. Table 2. Electrical and Environmental Specifications (At V = 4.5 Vdc to 24.0 Vdc, 20 mA load, T = -40 C to 150 C -40 F to 302 F except where otherwise specified. supply A Characteristic CCondition Min. Typ. Max. Unit Supply voltage 4.5 24.0 Vdc Supply current: ouptut off 6.8 10.0 mA output on 11.3 Output current 20.0 mA V at 20 mA V = 12.0 Vdc, Brp >170, 25 C 77 F 0.4 V sat supply < Output leakage current V = 24.0 Vdc, Brp -170 10.0 A supply Rise time 25 C 77 F 0.5 1.5 s Fall time 25 C 77 F 0.2 1.5 s Magnetic characteristics: operate (Bop) 25 C 77 F 40 150 operate (Bop) 250 Gauss release (Brp) 25 C 77 F -140 -40 release (Brp) -250 differential 40 Operating temperature -40 -40 150 302 C F Storage temperature -40 -40 150 302 C F ESD (Human Body Model) per JEDEC JS-001 --3 +3 kV Soldering temperature and time PC board wave soldering process: 250 C to 260 C 482 F to 500 F for 3 s max. NOTICE NOTICE These Hall-effect sensor ICs may have an initial output in either The magnetic field strength (Gauss) required to cause the the ON or OFF state if powered up with an applied magnetic field switch to change state (operate and release) will be as in the differential zone (applied magnetic field >Brp and <Bop). specified in the magnetic characteristics. To test the switch Honeywell recommends allowing 10 s after supply voltage has against the specified limits, the switch must be placed in a reached 3 V for the output voltage to stabilize. uniform magnetic field. Sensing and Productivity SolutionsLow-cost, Bipolar Digital Hall-effect Sensor ICs: Issue C SS41G 50028377 Figure 1. Magnetic Performance vs Temperature (V = 12 Vdc) Figure 2. Current Sinking Ouptut Block Diagram supply 250 200 150 Operate max. 100 Operate typ. 50 Vsupply (+) 0 Trigger Output (O) Hall -50 Circuit Release typ. Sensor IC and Amplier -100 Ground (-) Release min. -150 -200 -250 -40 -20 0 20 40 60 80 100 120 140 160 -40 -4 32 68 104 140 176 212 248 284 320 Ambient Temperature (C F ) Figure 3. Wiring Diagrams +DC + 5 Vdc Load 150 mA R 5 Vdc 5 Vdc 2N3638 +10 Vdc 5 Vdc 47 k 5 Vdc PNP R R + Transistor R1 10 k 1.2 k 2N2222 + 550 Sensor R NPN TTL or Sensor Sensor Transistor IC 100 DTL Gate IC IC LED 50 mA - - - AC 5 Vdc +15 Vdc HI +15 Vdc HI +13 Vdc R R R1 13 Vdc 10 Vdc 2N3638 4.7 k 47 k 47 k PNP PNP PNP Transistor Transistor + Transistor + R + R1 R1 Load Load 750 1.8 k 680 100 mA Sensor Sensor Sensor R R SCR TRIAC IC IC IC Relay R R Coil - LOW LOW 2 Sensing and Productivity Solutions Magnetic Swith Point (Gauss)