The DB2 (or its electrical equivalents) is used wherever a is required. Typical circuits include:
This comprehensive technical analysis unpacks the critical parameters found within the device's technical documentation and details the where the DB2 DIAC excels. Technical Specifications: Anatomy of a DB2 Datasheet
The breakover voltage is the absolute threshold at which the DIAC snaps from an off-state (high resistance) to an on-state (low resistance). For the standard DB2 series, this typically ranges between , ensuring crisp triggering when tied to standard AC mains phase-shifting networks. 2. Breakover Voltage Symmetry ( diac db2 datasheet pdf 14 top
The residual current flowing through the device when biased below its breakover threshold ( ). It is strictly limited to to avoid premature or unstable triggering. Operating Junction Temperature ( Tjcap T sub j
), and peak pulse currents before implementing it in circuit layouts. Below is an in-depth breakdown of the component's core capabilities, structural specifications, and practical engineering use cases. 1. What is a DIAC? The DB2 (or its electrical equivalents) is used
✅ "14" is almost certainly a date code or batch ID . The actual part is a standard DB2 (28-36V) .
You mentioned . Here are the most likely meanings: For the standard DB2 series, this typically ranges
) : Typically ranges between , serving as a highly stable, fixed voltage reference. Breakover Current ( IBOcap I sub cap B cap O end-sub
range, which is critical for reducing harmonic distortion in AC power control.
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+------------- AC Line -------------+ | | [Load] [Resistor] | | +-------[Main Terminal 2] +---[Capacitor]---+ | (MT2) | | [TRIAC] [DB2 DIAC] | | | | +-------[Gate]----------------------+ | | | +-------[Main Terminal 1]-----------------------------+ (MT1) 14 Top Technical Specifications in the DB2 Datasheet DB2 DIAC datasheets