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
MMUN2131LT1 Datasheet	Rochester Electronics	SMALL SIGNAL BIPOLAR TRANSISTOR	Availability:35296	10+ $0.0478 14085+ $0.0239	min:1
TIP35B Datasheet	NTE Electronics Inc.	TRANS NPN 80V 25A TO218	Availability:1503	1+ $14.6064 25+ $14.3137 100+ $13.7300 500+ $13.1462 1000+ $12.4162	min:1
MMBT3906K Datasheet	Rochester Electronics	TRANS PNP 40V 0.2A SOT23-3	Availability:34702	100+ $0.0275 500+ $0.0248 1000+ $0.0228 10000+ $0.0203 100000+ $0.0170	min:1
2N2222AUA Datasheet	TT Electronics	TRANS NPN 50V 0.8A SMD	Availability:1727	1+ $24.3900 100+ $22.6530 500+ $21.7800 1000+ $20.5560	min:1
2N6542 Datasheet	Rochester Electronics	TRANS NPN 300V 5A TO3	Availability:3270	25+ $44.1540 100+ $41.9490 500+ $39.7350 1000+ $37.5300 10000+ $35.3250	min:1
BC857B Datasheet	Rochester Electronics	TRANS PNP 45V 0.1A SOT23-3	Availability:25902	10+ $0.0287 741+ $0.0239 1000+ $0.0206 3000+ $0.0166 6000+ $0.0145	min:1
BC806-16VL Datasheet	Nexperia USA Inc.	TRANS PNP 80V 0.5A TO236AB	Availability:29550	10+ $0.0476 10000+ $0.0238 20000+ $0.0214 30000+ $0.0238 50000+ $0.0189	min:1
PMBT2907A/MIG215 Datasheet	Rochester Electronics	SMALL SIGNAL BIPOLAR TRANSISTOR	Availability:1575	1+ $0.0208 25+ $0.0203 100+ $0.0195 500+ $0.0187 1000+ $0.0176	min:1
NTE396 Datasheet	NTE Electronics Inc.	TRANS NPN 350V 1A TO39	Availability:8736	10+ $2.2320 100+ $1.7820 250+ $1.7280 500+ $1.6740 1000+ $1.5840	min:1
SMBT3904B5000 Datasheet	Rochester Electronics	TRANS NPN 40V 0.2A SOT23	Availability:28622	10+ $0.0446 15152+ $0.0223 100000+ $0.0187	min:1

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

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