Image is for your reference only,please check specifications for details

Updated at 17/06/2025 10:30:15(UTC+8)

Certifications

ManyChip is committed to product quality and safety with ISO 9001, ISO 13485, ISO 45001, UL, RoHS, CQC and REACH certifications.

Description

The BT149D is a planar passivated Silicon Controlled Rectifier (SCR) with sensitive gate. It is designed to be interfaced directly to microcontrollers, logic ICs and other low power gate trigger circuits.
Planar passivated for voltage ruggedness and reliability
Direct triggering from low power drivers and logic ICs

Show

BT149D Specifications

Attribute	Attribute Value

Datasheet	Datasheet
3D Model	3D Model
Mounting Style	Through Hole
Number of Pins	3 Pin
Case/Package	TO-92
Voltage Rating (DC)	400 V
Current Rating	500 mA
Number of Positions	3 Position
Forward Voltage	1.35 V
Holding Current (Max)	5 mA
Operating Temperature (Max)	150 ℃
Operating Temperature (Min)	-40 ℃
	Show
Size-Length	4.8 mm
Size-Width	4.2 mm
Size-Height	5.2 mm
Product Lifecycle Status	Unknown
Packaging	Tape & Reel (TR)
RoHS	RoHS Compliant
Lead-Free Status	Lead Free
REACH SVHC Compliance	No SVHC
REACH SVHC Compliance Edition	2015/12/17

TT in advance (bank transfer), Western Union, Credit card,
PayPal. Customer is responsible for shipping fee, bank
charges, duties and taxes.
- You can choose whether shipping charges will be charged through your shipping account or by us.
- Please confirm with the logistics company in advance for remote areas.
(Additional charges ($35-$50) may apply for delivery in these areas)
- Delivery date: usually 2 to 7 working days.
- A tracking number will be sent after your order ships.
- Carefully inspected and packed by ManyChip warehouse
- Vacuum packaging
- Anti-static packaging
- Shockproof foam
The terms here are for reference only, the actual terms are subject to the sales quotation.
- Please confirm product specifications when ordering.
- MOQ refers to the minimum order quantity required to purchase each part.
- If you have special ordering instructions, please indicate them on the ordering page.
- Inspection (PSI) will be performed prior to shipment.
- Income Quality Control (IQC), 1000+ qualified dealers.
- Chips are tested by authoritative organizations to ensure the quality, authenticity and safety of your device.
- Decapsulation control
- X-ray control
- XRF inspection
- Electrical testing
- Surface testing
-Digital components warehouse, covering an area of 800 square meters, with constant temperature and humidity

If you have any problem,please email to sales@manychip.com, we will response as soon as possisble.

SN:H0.96866LO63368V34Q0QC0S0

Please fill the information below to send RFQ quickly,and we will respond immediately.