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
2SD1782KT146Q Datasheet	ROHM Semiconductor	TRANS NPN 80V 0.5A SMT3	Availability:36000	10+ $0.0808 670+ $0.0673 1630+ $0.0553 2525+ $0.0536 3475+ $0.0518	min:1
2SD2351T106V Datasheet	ROHM Semiconductor	TRANS NPN 50V 0.15A UMT3	Availability:50510	10+ $0.1523 604+ $0.1269 1000+ $0.0900 2000+ $0.0832 12000+ $0.0795	min:1
BC56-16PA-7 Datasheet	Diodes Incorporated	TRANS NPN 80V 1A 3DFN	Availability:18698	10+ $0.1236 1236+ $0.0824 3000+ $0.0613 6000+ $0.0571	min:1
CMPT491E TR PBFREE Datasheet	Central Semiconductor	TRANS NPN 60V 1A SOT23	Availability:5574	1+ $0.4230 10+ $0.3033 100+ $0.1359 1000+ $0.1062 3000+ $0.0891	min:1
ZXTN2038FTA Datasheet	Diodes Incorporated	TRANS NPN 60V 1A SOT23-3	Availability:8004	10+ $0.1267 3000+ $0.0704	min:1
PBSS4320X,135 Datasheet	Nexperia USA Inc.	TRANS NPN 20V 3A SOT89	Availability:12439	10+ $0.1921 4000+ $0.1067 8000+ $0.0975 12000+ $0.0927 20000+ $0.0874	min:1
BF840,215 Datasheet	Nexperia USA Inc.	TRANS NPN 40V 0.025A TO236AB	Availability:51700	100+ $0.0865 500+ $0.0779 1000+ $0.0718 10000+ $0.0640 100000+ $0.0536	min:1
BF840,235 Datasheet	Nexperia USA Inc.	TRANS NPN 40V 0.025A TO236AB	Availability:23785	1+ $0.4680 10+ $0.2835 100+ $0.1836 500+ $0.1359 1000+ $0.1215	min:1
BCX54,115 Datasheet	Nexperia USA Inc.	TRANS NPN 45V 1A SOT89	Availability:19433	10+ $0.0888 1000+ $0.0592 2000+ $0.0396 5000+ $0.0392 25000+ $0.0334	min:1
BCX53-16-TP Datasheet	Micro Commercial Components, Corp.	TRANS PNP 80V 1A SOT89	Availability:3093	10+ $0.1297 1000+ $0.0865 2000+ $0.0773 3000+ $0.0727 5000+ $0.0674	min:1

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

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