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
DTA123E Datasheet	Rochester Electronics	SMALL SIGNAL BIPOLAR TRANSISTOR	Availability:6233	1+ $0.0225 25+ $0.0221 100+ $0.0212 500+ $0.0203 1000+ $0.0192	min:1
KSP06BU Datasheet	Rochester Electronics	TRANS NPN 80V 0.5A TO92-3	Availability:2414	10+ $0.2880 8960+ $0.1600	min:1
BC857AW_R1_00001 Datasheet	Panjit International Inc.	TRANS PNP 45V 0.1A SOT323	Availability:8670	1+ $0.1440 10+ $0.0900 100+ $0.0553 500+ $0.0401 1000+ $0.0352	min:1
DTA144E Datasheet	Rochester Electronics	TRANS DIGITAL BJT PNP 50V 100MA	Availability:7389	1+ $0.0225 25+ $0.0221 100+ $0.0212 500+ $0.0203 1000+ $0.0192	min:1
PDTD123EQA147 Datasheet	Rochester Electronics	SMALL SIGNAL BIPOLAR TRANSISTOR	Availability:1535	1+ $0.0332 25+ $0.0326 100+ $0.0312 500+ $0.0299 1000+ $0.0283	min:1
BC858BHZGT116 Datasheet	ROHM Semiconductor	TRANS PNP 30V 0.1A SST3	Availability:9000	10+ $0.0402 1316+ $0.0268 2000+ $0.0230 3000+ $0.0219	min:1
BC849CW_R1_00001 Datasheet	Panjit International Inc.	TRANS NPN 30V 0.1A SOT323	Availability:49086	10+ $0.0407 3000+ $0.0226 6000+ $0.0216 12000+ $0.0212 18000+ $0.0200	min:1
DTA143E Datasheet	Rochester Electronics	TRANS DIGITAL BJT PNP 50V 100MA	Availability:46465	1+ $0.0225 25+ $0.0221 100+ $0.0212 500+ $0.0203 1000+ $0.0192	min:1
PDTB143ET215 Datasheet	Rochester Electronics	SMALL SIGNAL BIPOLAR TRANSISTOR	Availability:1533	1+ $0.0221 25+ $0.0217 100+ $0.0208 500+ $0.0199 1000+ $0.0188	min:1
PMBT4403YSX Datasheet	Nexperia USA Inc.	TRANS PNP 40V 0.6A TO236AB	Availability:27982	1+ $0.2430 10+ $0.1449 100+ $0.0585 1000+ $0.0540 3000+ $0.0306	min:1

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

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