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TPIC84125TPWPRQ1 +BOM

Passive Entry/Start IC 125kHz SPI 7V ~ 38V 28-PowerTSSOP (0.173", 4.40mm Width)

TPIC84125TPWPRQ1 Allgemeine Beschreibung

The low-frequency (LF) antenna driver is dedicated to automotive applications requiring passive entry or passive start operational control. It allows for up to eight dedicated drivers, consisting of MOSFET transistors.The device also incorporates sophisticated diagnosis, protection and monitoring features.

Texas Instruments, Inc Inventar

Hauptmerkmale

  • Output Stage Consists of Eight Programmable Half-Bridge MOSFET Drivers (Configurable in Half, Full, or Parallel Bridges) Which Deliver Modulated Current to Each Coil
  • Linear Mode Output: Generates a Sine Wave Voltage That is Controlled by the Microcontroller
  • Output Stage is Overload Protected for Short and Over Temperature
  • Driver Control and Diagnosis Blocks Drive the Gates of the MOSFETS Via Data From the SPI
  • Antenna Diagnostics: Short to GND, Short to VBAT, And Open Load Via Current Measurement
  • Divider Block Generates an Internal Frequency From the Input Clock (Main Controller); Used for the Internal Logic
  • Sophisticated Failure Detection and Handling
  • HTSSOP (PWP) 28-Pin Package
  • Operating Temperature Range: –40°C to +105°C
  • APPLICATIONS
    • Automotive Passive Start and Passive Entry Applications
Texas Instruments, Inc Originalbestand
Texas Instruments, Inc Inventar

Spezifikationen

Category RF and WirelessRFID, RF Access, Monitoring ICs Series Automotive, AEC-Q100
Type Passive Entry/Start Frequency 125kHz
Standards - Interface SPI
Voltage - Supply 7V ~ 38V Operating Temperature -40°C ~ 105°C
Mounting Type Surface Mount Base Product Number TPIC84125

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