PMBT3904VS,115 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PMBT3904VS,115 price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for PMBT3904VS,115 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.
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Application Scenarios for the PMBT3904VS,115:
- Signal Amplification: Amplifying weak audio or RF (radio frequency) signals in consumer electronics.
- Switching Applications: Serving as a switch in digital logic circuits or for controlling low-power loads.
- Voltage Regulation: Utilizing the transistor as part of a voltage regulator circuit to maintain a steady voltage output.
Key Parameters and Features:
- Dual NPN Configuration: The PMBT3904VS,115 contains two NPN transistors, which can be used independently or in tandem, depending on the circuit requirements.
- Maximum Voltage Ratings: It can handle collector-emitter voltages (Vce) and collector-base voltages (Vcb) up to a certain limit, which defines the range of operation.
- Current Handling: The transistor can manage a specific maximum collector current (Ic), essential for driving loads or for the amplification process.
- Gain Characteristics: The PMBT3904VS,115 offers a specific range of current gain (hFE), a critical parameter for amplification circuits.
Detailed Circuit Connection Examples:
- As a Switch:
- 1. Attach one transistor's Collector (C) to the power supply's positive terminal.
- 2. Attach the Emitter (E) to the common ground of the circuit.
- 3. Interface the Base (B) through a current-limiting resistor to the control signal, which switches the transistor on and off.
- 4. The load needs to be connected between the transistor's collector and power supply.
- As an Amplifier:
- 1. For the first transistor, the Collector (C) goes to the power supply, while the Emitter (E) connects to the common ground through a resistor, establishing the emitter bias.
- 2. The Base (B) connects to the input signal through another biasing resistor.
- 3. A capacitor may be used at the input to couple the signal while blocking DC bias.
Circuit Design Considerations:
- Biasing: Proper biasing is essential to ensure the PMBT3904VS,115 operates in the desired region of its characteristic curves.
- Thermal Management: Heat dissipation should be considered to prevent thermal runaway, especially when the transistor is operating at high currents.
- Frequency Response: For high-frequency applications, the parasitic capacitance and inductance should be minimized to prevent signal distortion.
When designing circuits with the PMBT3904VS,115, one must always ensure that the values for resistors, capacitors, and other components are selected to match the intended operation of the transistor within its safe operating area (SOA). It is also crucial to understand the specific datasheet for the PMBT3904VS,115 to adhere to the manufacturer's specified limits on voltage, current, and power dissipation.
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All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the PMBT3904VS,115 we delivered, we will accept the replacement or return of the PMBT3904VS,115 only when all of the below conditions are fulfilled:
(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.
(2)We are informed of the defect described above within 90 days after the delivery of PMBT3904VS,115.
(3)The PartNo is unused and only in the original unpacked packaging.
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(1)Inform us within 90 days
(2)Obtain Requesting Return Authorizations
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