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
HCPL4502SDM Datasheet	Rochester Electronics	OPTOCOUPLER DC-IN 1-CH TRANSISTO	Availability:43200	1+ $0.6630 25+ $0.6498 100+ $0.6233 500+ $0.5967 1000+ $0.5636	min:1
BC807-25HZ Datasheet	Nexperia USA Inc.	BC807-25H/SOT23/TO-236AB	Availability:34053	10+ $0.0772 3000+ $0.0429 6000+ $0.0384 9000+ $0.0429 15000+ $0.0336	min:1
PMBT4403/S911215 Datasheet	Rochester Electronics	SMALL SIGNAL BIPOLAR TRANSISTOR	Availability:1681	1+ $0.0208 25+ $0.0203 100+ $0.0195 500+ $0.0187 1000+ $0.0176	min:1
2N5190G Datasheet	Onsemi	TRANS NPN 40V 4A TO126	Availability:6000	10+ $0.3554 500+ $0.2962 510+ $0.2852 1100+ $0.2750 2500+ $0.2656	min:1
BC807-40HZ Datasheet	Nexperia USA Inc.	BC807-40H/SOT23/TO-236AB	Availability:32400	100+ $0.0287 500+ $0.0258 1000+ $0.0239 10000+ $0.0212 100000+ $0.0178	min:1
MPS2907RLRP Datasheet	Rochester Electronics	SMALL SIGNAL BIPOLAR TRANSISTOR	Availability:41376	100+ $0.0275 500+ $0.0248 1000+ $0.0228 10000+ $0.0203 100000+ $0.0170	min:1
ST13007D Datasheet	STMicroelectronics	TRANS NPN 400V 8A TO220	Availability:8035	15+ $0.4680	min:1
BC857BU3HZGT106 Datasheet	ROHM Semiconductor	TRANS PNP 45V 0.1A UMT3	Availability:15000	1+ $0.2430 10+ $0.1494 100+ $0.0612 1000+ $0.0549 3000+ $0.0414	min:1
BC817-16B5000 Datasheet	Rochester Electronics	TRANS NPN 45V 0.5A SOT23	Availability:15890	1+ $0.0197 25+ $0.0194 100+ $0.0185 500+ $0.0177 1000+ $0.0167	min:1
2SC4153 Datasheet	Sanken Electric	TRANS NPN 120V 7A TO220F	Availability:4542	1+ $2.1780 10+ $1.4040 50+ $1.3230 100+ $0.9360 200+ $0.9180	min:1

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

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