Datasheet 40 LHE (Vishay) - 3

40 LHE
www.vishay.com Vishay Sfernice
PWM OUTPUT
(duty cycle / VOUT - active high)
Duty Cycle Duty Cycle (%) (%) Diagnostic High Area Diagnostic High Area Diag High Level Diag High Level 90 % 90 % 10 % 10 % Diag Low Level Diag Low Level Diagnostic Low Area Diagnostic Low Area 0 40 mm Position 0 40 mm Position (mm) (mm) Increasing Output (Code C) / Decreasing Output (Code D) / Shaft Extending Shaft Extending Vout (% V ) supply 90 % Thigh T Duty cycle = high T Tlow 10 % 0 Time (μs) T: periodicity DIAGNOSTIC MODES V V V out PWM FAILURE out ANALOG out ANALOG R R pull-up = 1 k
Ω
pull-up Rpull-down Vpull-up = Vsupply = 5 V
1: Broken GND Diagnostic high area Diagnostic low area > 97 % Vsupply without modulation 2: Broken Vout Diagnostic high area Diagnostic low area > 97 % Vsupply without modulation 3: Broken Vsupply Diagnostic high area Diagnostic low area > 97 % Vsupply without modulation Over voltage Vsupply > 7 V Diagnostic high area Diagnostic low area > 97 % Vsupply without modulation Under voltage Vsupply < 2.7 V Diagnostic high area Diagnostic low area > 97 % Vsupply without modulation
Vpull-up Vsupply Rpull-up 3 V can be independent to V pull-up supply Sensor 2 V GND out 1 Cut off
Revision: 12-Jun-2025
3
Document Number: 57124 For technical questions, contact: sferprecisionpot@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000