1. Product profile
1.1 General description
Passivated, sensitive gate thyristors in a SOT54 plastic package.
1.2 Features
a73 Designed to be interfaced directly to microcontrollers, logic integrated circuits and
other low power gate trigger circuits.
1.3 Applications
a73 General purpose switching and phase control applications.
1.4 Quick reference data
2. Pinning information
BT169 series
Thyristors logic level
Rev. 04 — 23 August 2004 Product data sheet
a73 V
DRM
, V
RRM
≤ 200 V (BT169B) a73 I
T(RMS)
≤ 0.8 A
a73 V
DRM
, V
RRM
≤ 400 V (BT169D) a73 I
T(AV)
≤ 0.5 A
a73 V
DRM
, V
RRM
≤ 600 V (BT169G) a73 I
TSM
≤ 8 A.
Table 1: Discrete pinning
Pin Description Simplified outline Symbol
1 anode (a)
SOT54 (TO-92)
2 gate (g)
3 cathode (k)
123
sym037