MLX16305 Datasheet, PDF (1/29 Pages) Melexis Microelectronic Systems – Interlock switch sensor interface IC

MLX16305
Interlock switch sensor interface IC
Features and Benefits
• 6 sense Channels
• Large supply current + supply voltage range for maximum contact cleaning
• Applicable with all 2-wire Hall effect switches
• Diagnoses open wires, shorts to Supplies and shorts between wires
o Current and Voltage measurement mode
o High measurement accuracy: 5%
• Current limited supply regulator
• Automotive qualified (40V Load Dump)
• Over-temperature detection
• Small Package: narrow body (150mils) SO16, RoHS compliant
Applications
• General Fail safe read out of safety interlock switches to
o Detect human action
o Verify solenoid/motor actuation
• Automotive applications
o Next to the Safety ECU: interlock switch sensor supply and sensor I/F
ƒ Seat belt buckle
ƒ Seat occupancy mat
ƒ Air bag presence detection
ƒ Seat position switch
ƒ Airbag disable switch
o Next to Smart Junction Box / Body Control Module: Contact monitoring
ƒ Foot Brake pressed detection
ƒ Park position of the automatic transmission
ƒ Door lock position
ƒ…
o Analog Mux
ƒ Resistive coded rotary encoder
ƒ Fuel run dry switch
ƒ Seat Heater switch
ƒ…
• Industrial applications:
o Industrial Security doors and machine guarding
o General 2 wire analog sensors :
ƒ Industrial pressure, strain gauge, … sensors (ref. MLX90308,
MLX90314)
Ordering Information
Part No.
MLX16305
Temperature Suffix
E (-40°C to 90°C)
Package Code
DC (SOIC16 150mil)
3901016305
Rev. 005
Page 1 of 29
Data Sheet
Oct/06