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BA178M18CP-E2 - ROHM Semiconductor

Description: 500mA 18V, Fixed Output, High PSRR Three-Terminal Regulators

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BA178M18CP-E2 Details

  • Manufacturer Part Number:

    BA178M18CP-E2

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    TO-220, 3 PIN

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    ROHM Semiconductor

  • YTEOL:

    0

  • Adjustability:

    FIXED

  • Dropout Voltage1-Nom:

    2 V

  • Input Voltage Absolute-Max:

    35 V

  • Input Voltage-Max:

    33 V

  • Input Voltage-Min:

    21 V

  • JESD-30 Code:

    R-PSFM-T3

  • Length:

    10 mm

  • Line Regulation-Max:

    0.1%

  • Load Regulation-Max:

    0.36%

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • Operating Temperature TJ-Max:

    150 °C

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current1-Max:

    0.5 A

  • Output Voltage1-Max:

    18.9 V

  • Output Voltage1-Min:

    17.1 V

  • Output Voltage1-Nom:

    18 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TO-220

  • Package Equivalence Code:

    SIP3,.1TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT STANDARD REGULATOR

  • Seated Height-Max:

    16.8 mm

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    SINGLE

  • Voltage Tolerance-Max:

    5%

  • Width:

    4.5 mm

BA178M18CP-E2 Frequently Asked Questions (FAQs)

  • The recommended input capacitor value is 1uF to 10uF, with a voltage rating of 25V or higher, to ensure stable operation and reduce noise.
  • The BA178M18CP-E2 has an operating temperature range of -40°C to 105°C. However, it's recommended to derate the output current and consider thermal management for high-temperature applications.
  • The output voltage tolerance is specified as ±2% in the datasheet. To calculate the tolerance, multiply the output voltage (1.8V) by the tolerance percentage (2%). For example, the output voltage tolerance would be ±0.036V (1.8V x 0.02).
  • While the BA178M18CP-E2 is a general-purpose voltage regulator, it's not specifically designed for automotive applications. For automotive use, consider regulators with AEC-Q100 qualification and additional features such as fault detection and protection.
  • It's not recommended to parallel multiple BA178M18CP-E2 devices to increase the output current. Instead, consider using a single device with a higher current rating or a different voltage regulator designed for high-current applications.

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