Planar passivated Silicon Controlled Rectifier with sensitive gate in a SOT54 (TO-92) plastic package. This SCR is designed to be interfaced directly to microcontrollers, logic ICs and other low power gate trigger circuits.

Features and Benefits
  • Planar passivated for voltage ruggedness and reliability
  • Sensitive gate
  • Direct triggering from low power gate circuits and logic ICs
  • Ignition circuits
  • Lighting ballasts
  • Protection circuits
  • Switched Mode Power Supplies
Quality, reliability & chemical content
Type Number Symbol Parameter Conditions Min Typ/Nom Max Unit
BT169D VDRM repetitive peak off-state voltage       400 V
VRRM repetitive peak reverse voltage       400 V
IT(AV) average on-state current half sine wave; Tlead ≤ 83 °C     0.5 A
IT(RMS) RMS on-state current half sine wave; Tlead ≤ 83 °C     0.8 A
ITSM non-repetitive peak on-state current half sine wave; Tj(init) = 25 °C; tp = 10 ms     8 A
half sine wave; Tj(init) = 25 °C; tp = 8.3 ms     9 A
Tj junction temperature       125 °C
IGT gate trigger current VD = 12 V; IT = 10 mA; Tj = 25 °C   50 200 µA
IL latching current VD = 12 V; IG = 0.5 mA; Tj = 25 °C   2 6 mA
IH holding current VD = 12 V; Tj = 25 °C   2 5 mA
dVD/dt rate of rise of off-state voltage VDM = 268 V; Tj = 125 °C; RGK = 1 kμ; exponential waveform 500 800   V/µs
VDM = 268 V; Tj = 125 °C; exponential waveform; gate open circuit   25   V/µs
Type number Package Packing Product status Marking Orderable part number Ordering code (12NC)
BT169D TO92.jpgTO92  Bulk Pack Volume production Standard Marking BT169D,112 9338 291 90112
Bulk Pack, Straight Leads (TO-92) BT169DEP 9338 291 90412
Ammopack, Radial BT169D,126 9338 291 90126
Reel, Radial, 48mm BT169D,116 9338 291 90116
BT169D/01 Bulk Pack BT169D/01,112 9340 191 80112
BT169D/DG Ammopack, Radial BT169D/DG,126 9340 655 81126
Type number Ordering code (12NC) Orderable part number Region Distributor Order sample
BT169D 9338 291 90112 BT169D,112 NA NA  
9338 291 90412 BT169DEP
9338 291 90126 BT169D,126
9338 291 90116 BT169D,116
BT169D/01 9340 191 80112 BT169D/01,112
BT169D/DG 9340 655 81126 BT169D/DG,126


Chemical content Orderable part number Type number RoHS / RHF Leadfree conversion date MSL MSL LF
BT169D BT169D,112   BT169D Lead-free D week 5, 2005 NA NA
Lead-free D Always Pb-free NA NA
Lead-free D week 5, 2005 NA NA
Lead-free D week 5, 2005 NA NA
BT169D/01 Lead-free G week 5, 2005 NA NA
BT169D/DG Lead-free D Always Pb-free NA NA

Chemical Content - BT169D

As a proactive and sustainable company, WeEn Semiconductors has decided to publish chemical content information of its product portfolio through direct Internet access. With this information, we can provide data to our customers to facilitate any assessment regarding compliance to the RoHS directive and lead-free status. WeEn Semiconductors has set a standard in the semiconductor business with this detailed level of data, directly retrieved from its general product database. WeEn Semiconductors products are compliant to the EU Directives RoHS, ELV and the China RoHS.


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