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KF33BDT-TR - STMicroelectronics

Description: LDO Regulator, 3.3V, 0.5A, DPAK KF33BDT-TR, Low Dropout Voltage Regulator, 0.5A, 3.3 V ±2%, 2.5 → 20 Vin, 3-Pin DPAK

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KF33BDT-TR - STMicroelectronics PCB footprint - Other - Other - DPAK (TO-252)
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KF33BDT-TR - STMicroelectronics  - 3D model - Other - DPAK (TO-252)
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KF33BDT-TR Details

  • Manufacturer Part Number:

    KF33BDT-TR

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TO-252

  • Package Description:

    DPAK-3

  • Pin Count:

    3

  • Country Of Origin:

    Mainland China

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    12 Weeks

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    6.2

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.7 V

  • Dropout Voltage1-Nom:

    0.4 V

  • Input Voltage Absolute-Max:

    20 V

  • Input Voltage-Max:

    20 V

  • Input Voltage-Min:

    4.3 V

  • JESD-30 Code:

    R-PSSO-G2

  • JESD-609 Code:

    e3

  • Length:

    6.5 mm

  • Line Regulation-Max:

    0.012%

  • Load Regulation-Max:

    0.05%

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    2

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature TJ-Min:

    -40 °C

  • Output Current1-Max:

    0.5 A

  • Output Voltage1-Max:

    3.432 V

  • Output Voltage1-Min:

    3.168 V

  • Output Voltage1-Nom:

    3.3 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-252

  • Package Equivalence Code:

    SMSIP3H,.38,90TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Seated Height-Max:

    2.63 mm

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    2.25 mm

  • Terminal Position:

    SINGLE

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Voltage Tolerance-Max:

    4%

  • Width:

    6.1 mm

KF33BDT-TR Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the KF33BDT-TR is 1.65 V to 3.6 V.
  • The KF33BDT-TR has an internal POR and BOR circuitry. The POR is triggered when the voltage supply drops below 1.4 V, and the BOR is triggered when the voltage supply drops below 1.7 V. You can use external resistors and capacitors to adjust the reset threshold and delay.
  • The KF33BDT-TR supports a maximum clock frequency of 32 kHz to 48 MHz, depending on the clock source and configuration.
  • The GPIO pins on the KF33BDT-TR can be configured as inputs or outputs using the GPIOx_MODER register. You can also configure the pin modes, pull-up/pull-down resistors, and output type using the GPIOx_OTYPER and GPIOx_PUPDR registers.
  • The internal LDO in the KF33BDT-TR provides a stable voltage supply to the core and peripherals, allowing the device to operate from a single external power supply. The LDO can be bypassed if an external voltage regulator is used.

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KF33BDT-TR Overview

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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Fixed Positive LDO Regulator, 3.3V, 0.7V Dropout, BIPolar, PDSO8