BT149D

Planar passivated Silicon Controlled Rectifier 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 drivers and logic ICs
Applications
  • General purpose switching and phase control
  • Low power circuits
Parametric
Package
Quality, reliability & chemical content
Ordering
Type Number Symbol Parameter Conditions Min Typ/Nom Max Unit
BT149D 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; RGK(ext) = 1 kμ   2 6 mA
IH holding current VD = 12 V; Tj = 25 °C; RGK(ext) = 1 kμ   2 5 mA
dVD/dt rate of rise of off-state voltage VDM = 268 V; Tj = 125 °C; RGK = 1 kμ; (VDM = 67% of VDRM); exponential waveform 500 800   V/µs
VDM = 268 V; Tj = 125 °C; (VDM = 67% of VDRM); exponential waveform; gate open circuit   25   V/µs
Type number Package Packing Product status Marking Orderable part number Ordering code (12NC)
BT149D

TO92.jpg

TO92

Ammopack, Radial Volume production Standard Marking BT149D,126 9335 524 30126
Bulk Pack BT149D,112 9335 524 30112
Datasheet
Type number Ordering code (12NC) Orderable part number Region Distributor Order sample
BT149D 9335 524 30126 BT149D,126 NA NA  
9335 524 30112 BT149D,112

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Chemical content Orderable part number Type number RoHS / RHF Leadfree conversion date MSL MSL LF
BT149D BT149D,126   BT149D Lead-free G week 5, 2005 NA NA
Lead-free G week 5, 2005 NA NA

Chemical Content - BT149D

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.

Disclaimer

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