ProjectsPricingInsights

BD677A AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

BD677A product

BD677A

Transistors - Bipolar (BJT) - Single

NPNDarlingtonPower Transistor

The BD677A is a robust NPN power Darlington transistor designed for industrial linear and switching applications, offering high gain and integrated protection.

Best for

  • Industrial switching
  • Linear power regulation

Avoid if

  • High-frequency RF applications
  • Low-power signal processing

Check before use

  • Thermal dissipation requirements
  • Voltage headroom

Key specifications

VCEO
60 V
IC
4 A
hFE
750
PTOT
40 W

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

IndustrialPower

Datasheet

BD677A-STMicroelectronics-datasheet-14064399.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for BD677A: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
Get Files
PCB Footprint
Land pattern for PCB layout
Get Files
3D Model
STEP file for mechanical design
Get Files
KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
Generate library

Login required · CAD models billed separately as an add-on

Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

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

Design and risk insights

Questions & answers

The BD677A is an NPN complementary power Darlington transistor manufactured by STMicroelectronics using planar base island technology.