Active and preferred
RoHS Compliant
Lead-free

TLF4277-2LD

The TLF4277-2LD is the ideal companion IC to supply active antennas for car infotainment applications.
Data Sheet
package
ea.
in stock

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TLF4277-2LD
TLF4277-2LD
ea.
Data Sheet

Product details

  • Accuracy
    2 %
  • Base Product
    TLF4x77
  • Budgetary Price €/1k
    0.94
  • Dropout Voltage
    200 mV
  • Early Warning
    no
  • Enable (=Inhibit)
    yes
  • Family
    OPTIREG™ linear Application Specific
  • Hold
    no
  • Operating Temperature
    -40 °C to 150 °C
  • Operating Voltage
    5 V to 45 V
  • Output Current max
    300 mA
  • Output Voltage Type
    adj.
  • Over Voltage Protection
    no
  • Planned to be available until at least
    2038
  • Power Fail
    no
  • Power Good
    no
  • Qualification
    Automotive
  • Quiescent Current
    150 µA
  • Regulator Type
    Application Specific -Antenna
  • Reset
    no
  • Status Output
    yes
  • Watchdog
    no
Recommended
OPN
TLF42772LDXUMA1
Product Status active and preferred
Infineon Package
PG-TSON-10
Package Name N/A
Packing Size 5000
Packing Type TAPE & REEL
Moisture Level 2a
Moisture Packing DRY
Lead-free Yes
Halogen Free Yes
RoHS Compliant Yes
Infineon stock last updated:
 ea. in stock

Product Status
Active
Infineon Package
PG-TSON-10
Package Name -
Packing Size 5000
Packing Type TAPE & REEL
Moisture Level 2a
Moisture Packing DRY
Lead Free
Halogen Free
RoHS Compliant
ea.
in stock
TLF4277-2LD: Adjustable output voltage for standard active antennas (FM/AM, DAB, XM, SIRIUS). Input up to 40V, output range: 5V to 12V. Integrated current monitor for diagnosis, protection. Fault conditions monitored, adjustable output current limit. Enable function lowers power consumption. PG-SSOP14 EP package for enhanced thermal performance. Alternative: TLF4277-2EL in PG-SSOP-14 EP package, enhanced thermal performance.

Features

  • Integrated current monitor
  • Adjustable current limitation
  • Adjustable output voltage
  • Overvoltage and overcurrent detection
  • Output current up to 300 mA
  • Very low current consumption
  • Wide input voltage range up to 40 V
  • Reverse polarity protection
  • Short circuit protected
  • Stable with ceramic o/p capacitor of 1μF
  • Overtemperature shutdown

Benefits

  • Robust protection features
  • Integrated current monitor

Diagrams

TLF4277-2LD
TLF4277-2LD
TLF4277-2LD TLF4277-2LD TLF4277-2LD
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Design resources

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