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BT169B - NXP

Description: Silicon Controlled Rectifier, 0.8A I(T)RMS, 200V V(DRM), 200V V(RRM), 1 Element, TO-92

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Symbol
BT169B - NXP - PCB symbol
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PCB Footprints
BT169B - NXP PCB footprint - Other - Other - SOT-54
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3D Models
BT169B - NXP - 3D model - Other - SOT-54
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BT169B Details

  • Manufacturer Part Number:

    BT169B

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Transferred

  • Part Package Code:

    TO-92

  • Package Description:

    PLASTIC, TO-92 VARIANT, 3 PIN

  • Pin Count:

    3

  • ECCN Code:

    EAR99

  • HTS Code:

    8541.30.00.80

  • Manufacturer:

    NXP Semiconductors

  • Additional Feature:

    SENSITIVE GATE

  • Circuit Commutated Turn-off Time-Nom:

    100 µs

  • Configuration:

    SINGLE

  • Critical Rate of Rise of Off-State Voltage-Min:

    0.0005 V/us

  • DC Gate Trigger Current-Max:

    0.2 mA

  • DC Gate Trigger Voltage-Max:

    0.8 V

  • Holding Current-Max:

    5 mA

  • JEDEC-95 Code:

    TO-92

  • JESD-30 Code:

    O-PBCY-T3

  • JESD-609 Code:

    e3

  • Leakage Current-Max:

    0.1 mA

  • Non-Repetitive Pk On-state Cur:

    9 A

  • Number of Elements:

    1

  • Number of Terminals:

    3

  • On-state Current-Max:

    500 A

  • Operating Temperature-Max:

    125 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape:

    ROUND

  • Package Style:

    CYLINDRICAL

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • RMS On-state Current-Max:

    0.8 A

  • Repetitive Peak Off-state Leakage Current-Max:

    100 µA

  • Repetitive Peak Off-state Voltage:

    200 V

  • Repetitive Peak Reverse Voltage:

    200 V

  • Surface Mount:

    NO

  • Terminal Finish:

    Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Position:

    BOTTOM

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

    30

  • Trigger Device Type:

    SCR

BT169B Frequently Asked Questions (FAQs)

  • The recommended PCB layout for the BT169B involves keeping the input and output pins as close as possible to the device, using a solid ground plane, and minimizing the length of the traces to reduce parasitic inductance and capacitance. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is also recommended.
  • To ensure the BT169B is properly biased, the input voltage (VIN) should be within the recommended range of 10V to 30V, and the output voltage (VOUT) should be set to the desired value using a resistive divider network. The bias pin (VB) should be connected to a stable voltage source, such as a voltage regulator or a battery, and decoupled with a capacitor to reduce noise.
  • The maximum power dissipation of the BT169B is dependent on the package type and the ambient temperature. For the SOT23 package, the maximum power dissipation is 1.4W at 25°C. To ensure the device does not overheat, a heat sink can be used, and the device should be mounted on a PCB with a thermal pad to dissipate heat. Additionally, the device should be operated within the recommended temperature range of -40°C to 125°C.
  • To protect the BT169B from overvoltage and undervoltage conditions, a voltage clamp or a transient voltage suppressor (TVS) can be used on the input pin (VIN) to limit the voltage to within the recommended range. Additionally, a voltage regulator can be used to regulate the input voltage and ensure it is within the recommended range.
  • The recommended ESD protection for the BT169B involves using a diode array or a TVS on the input and output pins to protect against electrostatic discharge. The device should also be handled with ESD-safe equipment and materials to prevent damage during handling and assembly.

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BT169B Overview

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About NXP

NXP Semiconductors is a leading manufacturer of semiconductor devices with a wide range of semiconductor solutions, including microcontrollers, sensors, connectivity solutions, power management ICs, and security solutions. These products are used in a variety of applications such as automotive, industrial automation, smart homes, mobile devices, and more. NXP Semiconductors is one of the world’s largest semiconductor companies and is headquartered in Eindhoven, the Netherlands.

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Part Image BRX47 Motorola Semiconductor Products

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For a full list of alternate parts for BT169B, check out Findchips.com