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BT169D,126 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

BT169D,126 product

BT169D,126

Thyristors - SCRs

SCRThyristorTO-92Sensitive Gate

The BT169D is a sensitive-gate SCR designed for low-power control applications, ideal for direct interfacing with microcontrollers.

Best for

  • Microcontroller-based power control
  • Low-power ignition circuits
  • Lighting ballasts

Avoid if

  • High-current industrial motor drives
  • Applications requiring high noise immunity without gate filtering

Check before use

  • Gate trigger current thresholds
  • Thermal derating based on lead temperature

Key specifications

VDRM
400 V
IT(RMS)
0.8 A
IGT
50 µA

Compliance & Environment

RoHS
RoHS Compliant
REACH
-
MSL
-
ECCN
EAR99
HTSUS
8541300080.0

Application

Power ControlGeneral Electronics

Datasheet

sf-00080933.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for BT169D,126: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

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PCB Footprint
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3D Model
STEP file for mechanical design
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Where to Buy

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

The BT169D is a planar passivated Silicon Controlled Rectifier (SCR) housed in a TO-92 package, optimized for low-power gate trigger circuits.