Question 1

How to choose the correct component model？

Accepted Answer

We provide the brands and related parameters of components for you to choose from on the Transistors - Bipolar (BJT) - Single, Pre-Biased category page. You can select the model you want based on the above.

Question 2

What are the main brands Transistors - Bipolar (BJT) - Single, Pre-Biased?

Accepted Answer

Typical parameters include American Microsemiconductor, Bourns, Central Semiconductor, Comchip Technology, D Components, Diodes Incorporated, Diotec Semiconductor, Flip Electronics...

Question 3

How to choose between different Transistors - Bipolar (BJT) - Single, Pre-Biased brands?

Accepted Answer

1. Pre-Screen with Industry Certifications (ISO, UL, CE)
Verify compliance with safety certifications like Industry Standards to filter 68% of subpar vendors.
2. Analyze Authentic Customer Reviews
Check platforms like Trustpilot/B2B forums for verified purchase reviews focusing on durability (avg. 4.2★+ recommended).
3. Calculate Long-Term Cost Efficiency
Use formula: Total Cost = (Price × Quantity) + (Failure Rate × Repair Cost) to compare 3-year ROI.
4. Request Sample Testing Reports
Require brands to provide third-party lab reports (e.g., SGS/BV) covering [Such as Brand:American Microsemiconductor, Bourns, Central Semiconductor]. 5. Finalize with On-Site Audit (Optional)
For bulk orders, inspect production facilities using QC checklist templates (Download Free PDF).

Part Number	Manufacturer	Description	Quantity	Unit Price	Operations
PDTB123YU135 Datasheet	Rochester Electronics	SMALL SIGNAL BIPOLAR TRANSISTOR	Availability:1530	1+ $0.0339 25+ $0.0332 100+ $0.0319 500+ $0.0305 1000+ $0.0288	min:1
2SCR502EBHZGTL Datasheet	ROHM Semiconductor	TRANS NPN 30V 0.5A EMT3F	Availability:8958	1+ $0.2790 10+ $0.1629 100+ $0.0792 1000+ $0.0693 3000+ $0.0495	min:1
BC847AQCZ Datasheet	Nexperia USA Inc.	TRANS 45V 0.1A DFN1412D-3	Availability:21457	1+ $0.0212 25+ $0.0207 100+ $0.0199 500+ $0.0190 1000+ $0.0180	min:1
BC557ZL1 Datasheet	Rochester Electronics	SMALL SIGNAL BIPOLAR TRANSISTOR	Availability:52800	100+ $0.0275 500+ $0.0248 1000+ $0.0228 10000+ $0.0203 100000+ $0.0170	min:1
PDTD143EQA147 Datasheet	Rochester Electronics	SMALL SIGNAL BIPOLAR TRANSISTOR	Availability:1529	1+ $0.0332 25+ $0.0326 100+ $0.0312 500+ $0.0299 1000+ $0.0283	min:1
MSB92WT1G Datasheet	Onsemi	TRANS PNP 300V 0.5A SC70-3	Availability:25200	10+ $0.0657 3000+ $0.0365 9000+ $0.0350 12000+ $0.0347 30000+ $0.0335	min:1
BC846AQCZ Datasheet	Nexperia USA Inc.	TRANS 65V 0.1A DFN1412D-3	Availability:16710	10+ $0.0450 15000+ $0.0225	min:1
2SC536KE-BOSE-AA Datasheet	Rochester Electronics	NPN SILICON TRANSISTOR	Availability:59400	1+ $0.0225 25+ $0.0221 100+ $0.0212 500+ $0.0203 1000+ $0.0192	min:1
PDTD143XQA147 Datasheet	Rochester Electronics	SMALL SIGNAL BIPOLAR TRANSISTOR	Availability:1529	1+ $0.0332 25+ $0.0326 100+ $0.0312 500+ $0.0299 1000+ $0.0283	min:1
PN2222ATF Datasheet	Onsemi	TRANS NPN 40V 1A TO92-3	Availability:52927	100+ $0.0455 500+ $0.0410 1000+ $0.0378 10000+ $0.0337 100000+ $0.0283	min:1

Transistors - Bipolar (BJT) - Single, Pre-Biased Components

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