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BA90DD0T - ROHM Semiconductor

Description: 2A 9V, Fixed Output, High-Accuracy LDO Regulator

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Symbol
BA90DD0T - ROHM Semiconductor - PCB symbol
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PCB Footprints
BA90DD0T - ROHM Semiconductor PCB footprint - Transistor Outline, Vertical - Transistor Outline, Vertical - TO220FP-3_2021
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3D Models
BA90DD0T - ROHM Semiconductor - 3D model - Transistor Outline, Vertical - TO220FP-3_2021
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BA90DD0T Details

  • Manufacturer Part Number:

    BA90DD0T

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TO-220FP

  • Package Description:

    TO-220FP, 3 PIN

  • Pin Count:

    3

  • Country Of Origin:

    Philippines

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    ROHM Semiconductor

  • YTEOL:

    0

  • Adjustability:

    FIXED

  • Dropout Voltage1-Max:

    0.7 V

  • Dropout Voltage1-Nom:

    0.45 V

  • Input Voltage Absolute-Max:

    36 V

  • Input Voltage-Max:

    25 V

  • Input Voltage-Min:

    3 V

  • JESD-30 Code:

    R-XSFM-T3

  • JESD-609 Code:

    e2

  • Line Regulation-Max:

    0.05%

  • Load Regulation-Max:

    0.2%

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    3

  • Operating Temperature TJ-Max:

    125 °C

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current1-Max:

    2 A

  • Output Voltage1-Max:

    9.09 V

  • Output Voltage1-Min:

    8.91 V

  • Output Voltage1-Nom:

    9 V

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    SFM

  • Package Equivalence Code:

    SIP3,.1ISO-TB

  • Package Shape:

    RECTANGULAR

  • Package Style:

    FLANGE MOUNT

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Regulator Type:

    FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR

  • Surface Mount:

    NO

  • Technology:

    BIPOLAR

  • Terminal Finish:

    Tin/Copper (Sn/Cu)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    SINGLE

  • Voltage Tolerance-Max:

    1%

BA90DD0T Frequently Asked Questions (FAQs)

  • The recommended operating temperature range for the BA90DD0T is -40°C to 125°C, as specified in the datasheet. However, it's essential to note that the device's performance and reliability may degrade if operated outside this range for extended periods.
  • To ensure proper biasing, follow the recommended voltage and current ratings specified in the datasheet. Typically, the BA90DD0T requires a supply voltage (VCC) between 2.7V and 5.5V, and the input voltage (VIN) should be within the range of 0V to VCC. Additionally, ensure that the input current (IIN) does not exceed the maximum rated value.
  • The maximum allowable power dissipation for the BA90DD0T is typically limited by the package thermal resistance (Rthja) and the maximum junction temperature (Tjmax). According to the datasheet, the maximum power dissipation is approximately 500mW for the SOT23-5 package. However, it's crucial to perform thermal calculations and consider the specific application's requirements to ensure safe operation.
  • The BA90DD0T is a general-purpose op-amp, and its frequency response is limited. While it can operate at frequencies up to several hundred kHz, it's not suitable for high-frequency applications (e.g., RF or microwave frequencies). For high-frequency applications, consider using a specialized op-amp designed for high-frequency operation.
  • To minimize noise and ensure optimal performance, follow good PCB layout practices: keep the signal traces short and away from noise sources, use a solid ground plane, and decouple the power supply lines with capacitors. Additionally, consider using a guard ring around the op-amp to reduce noise coupling and ensure a clean signal path.

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BA90DD0T Overview

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