TLF4D985QKV03R1
Active and preferred
RoHS Compliant
Lead-free

TLF4D985QKV03R1

TLF4D985QKV03R1 is a functional safety PMIC for automotive applications, powering AURIX™ MCUs and sensors with efficient voltage regulation.
Datasheet
package
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TLF4D985QKV03R1
TLF4D985QKV03R1
ea.
Datasheet


Product details

  • Base Product
    TLF4D985Qx
  • Classification
    ISO 26262-compliant
  • Comments
    Buck PostReg for highspeed interface supply, Automotive Safety PMIC, companion power IC for Aurix™ MCU and peripherals, Buck PostReg for core supply, Boost PostReg, 3 linear PostRegs (µC, RefLDO, TRX), ISO 26262-compliant
  • Compatible Microcontrollers
    AURIX™ TC3x, TC4x, TRAVEO™ T1G
  • Enable (=Inhibit)
    Yes
  • Family
    OPTIREG™ PMIC
  • Iout max
    10000 mA, 30 mA, 150 mA, 600 mA, 1000 mA, 1200 mA, 7000 mA
  • Iq
    70 µA
  • ISO 26262
    ASIL-D
  • Operating Temperature range
    -40 °C to 175 °C
  • Operating Voltage range
    3 V to 52 V
  • Over Voltage Protection
    Yes
  • Package
    PG-LQFP-64
  • Planned to be available until at least
    2039
  • Product Group
    PMIC
  • Qualification
    Automotive
  • Regulator Type
    Post-Buck, Post-LDO, Post-Boost, Pre-Buck
  • Reset
    Yes
  • Target Application
    Safe Control, Safe Computing
  • Tolerance
    2%
  • VQ (multiple)
    1.0V, 3.3V, 5.8V, 4.0V or 5.5V, 1.8V, 5.0V
  • Watchdog
    Functional-WD, Window-WD

Recommended
OPN
TLF4D985QKV03R1XUMA1
Product Status active and preferred
Infineon Package
PG-LQFP-64
Package Name N/A
Packing Size 1900
Packing Type TAPE & REEL
Moisture Level 3
Moisture Packing DRY
Lead-free Yes
Halogen Free Yes
RoHS Compliant Yes
Est. Longevity Date 2040
Launch Date 02/2026
Country of Assembly (CoA)
TW
Country of Diffusion (CoD)
DE
Infineon stock last updated:
 ea. in stock

Product Status
Active
Infineon Package
PG-LQFP-64
Package Name -
Packing Size 1900
Packing Type TAPE & REEL
Moisture Level 3
Moisture Packing DRY
Lead Free
Halogen Free
RoHS Compliant
Est. Longevity Date 2040
Launch Date 02/2026
Country of Assembly (CoA)
TW
Country of Diffusion (CoD)
DE
ea.
in stock
The TLF4D985QKV03R1 is a high-efficiency automotive PMIC supporting ASIL D systems per ISO 26262. Its 3V–40V buck-boost pre-regulator ensures stable cranking operation, while a precision ADC reference improves accuracy. Independent sensor trackers, a low-power state machine and robust watchdogs make it an AEC-Q100 qualified supply for AURIX™ TC3x/TC4x MCUs. Matching TC4x software and ASIL D TLF4 CDDs are available in DRIVECORE™.

Features

  • Digital power interoperability
  • AURIX™ portfolio scalability
  • Dedicated compute & control features
  • ASIL D compliant safety
  • System integrity support
  • AURIX™ Freedom from Interference

Benefits

  • Ease of use
  • Centralized power management
  • Safe MCU supervision
  • Hardware & Software reuse
  • Lower R&D effort with scalability
  • Optimized Bill of Material
  • Unique fit to AURIX ™ TC4x family
  • Multi-CPU support
  • Multi-threading systems
  • Independent safe state handling

Applications

Documents

Design resources

Partner solutions

Developer community