2N2907A Transistors - Bipolar (BJT) - Single by Semtech

This code indicates the terminal finish material per JESD-609 standard. It helps identify the plating type for soldering compatibility and environmental compliance. Check the datasheet for the exact code and its meaning.

Indicates the floor life of a component before it must be baked prior to soldering. Higher levels require stricter handling and shorter exposure times. Verify the MSL rating in the datasheet to ensure proper storage and assembly conditions.

Indicates whether the component complies with the EU RoHS directive restricting hazardous substances. Buyers should verify this status for regulatory compliance and market access. Check the datasheet or certificate for exact compliance details.

Indicates whether the product contains substances of very high concern as per the REACH regulation. Buyers should verify this for compliance with EU environmental standards, especially when exporting to Europe. Check the manufacturer's declaration or datasheet for accurate SVHC status.

Export Control Classification Number assigned by the U.S. Commerce Department. It determines export licensing requirements for electronic components. Verify the ECCN against the manufacturer's datasheet or export compliance documentation before shipping internationally.

Specifies the plating material on component terminals, affecting solderability, corrosion resistance, and long-term reliability. Compare finishes like tin, gold, or silver for your assembly process and environmental requirements. Verify against datasheet for compliance.

Indicates how many independent functional sections are integrated into a single component package. This matters when comparing multi-channel devices or resistor networks. Always verify the exact element count against the datasheet to ensure it matches your circuit design requirements.

Specifies the semiconductor technology used in the transistor, such as BJT, MOSFET, or IGBT. This determines the device's switching characteristics, drive requirements, and application suitability. Verify the exact type against the datasheet to ensure compatibility with your circuit design.

This is the maximum voltage that can be applied between the collector and emitter without causing avalanche breakdown. Check the datasheet for the test conditions, as this value varies with current and temperature. Critical for ensuring the transistor operates within safe limits in your circuit.

Specifies the physical diameter of the component package, typically for cylindrical parts like capacitors, resistors, or fuses. Verify this dimension against your PCB layout and mechanical clearance requirements to ensure proper fit and assembly.

Specifies how the component is attached to the PCB, such as through-hole or surface mount. This affects assembly processes, thermal performance, and mechanical strength. Buyers should verify compatibility with their manufacturing capabilities and design requirements.

Indicates whether the component is manufactured without lead, complying with RoHS and similar regulations. Check this attribute to ensure environmental compliance for your market. Verify against the datasheet for exact material declarations.

Lifecycle status of the part, such as active or obsolete. Indicates availability and long-term support from the manufacturer. Check this before design-in to avoid last-time buys or supply disruptions. Verify with the datasheet or distributor for current status.

Describes the internal arrangement of components, such as resistor networks or switch contacts. This affects the circuit topology and pinout. Engineers must verify this configuration against the datasheet to ensure correct integration into the PCB layout and proper functionality.

Maximum power the component can safely dissipate as heat without damage. Exceeding this may cause failure. Check datasheet for thermal resistance and derating curves under your operating conditions.

Lists the product categories or classifications assigned to this component, such as connectors, capacitors, or modules. This helps in filtering and comparing similar parts. Review the categories to ensure the component fits your application and to find alternative parts in the same class.

Specifies the intended circuit role, such as switching, amplification, or RF. Engineers compare this to ensure the transistor's characteristics match the design's requirements. Verify against the datasheet's application section before selecting.

Specifies the semiconductor material used in the transistor's active region. This affects electrical characteristics such as switching speed and voltage rating. Verify the material against the datasheet when selecting for high-frequency or high-power applications.

A more specific classification within the main product category, such as 'Ceramic Capacitor' under 'Capacitors'. This helps narrow down search results and compare similar components. Use it to filter products with similar characteristics and intended applications.

Specifies the physical weight of the electronic component, important for logistics, shipping cost, and mechanical design. Verify the exact weight in the datasheet or packaging information, as it may vary with packaging type and quantity.

Describes the physical configuration of the component's leads or pads, such as through-hole, surface mount, or gull-wing. This affects PCB layout, soldering process, and mechanical fit. Confirm compatibility with your assembly method and footprint.

Indicates if the component is designed to withstand ionizing radiation in space, nuclear, or high-energy physics applications. Compare radiation-tolerant vs. radiation-hardened parts for mission-critical designs. Verify the total ionizing dose (TID) and single-event effect (SEE) ratings in the datasheet.

Indicates whether the component is lead-free per RoHS or other directives. Buyers use this to verify environmental compliance and avoid restricted substances. Always confirm with the datasheet or certificate of compliance.

Specifies how the component attaches to the PCB or assembly, such as surface mount, through-hole, or chassis mount. This affects soldering process, mechanical stability, and thermal performance. Verify compatibility with your board layout and assembly capabilities.

Total number of pins or contacts on the component. This determines the footprint and mating connector requirements. Always match the pin count to your PCB layout and connector specification to ensure proper electrical and mechanical connection.

Total number of pins or terminals on the component package. Essential for footprint design, PCB layout, and connector mating. Verify against the datasheet to ensure compatibility with your board and assembly process.

Position of the terminals on the package, such as dual-in-line, gull-wing, or J-lead. This affects PCB layout, soldering, and thermal performance. Engineers must ensure the terminal position matches the footprint and assembly capabilities of their manufacturing line.

Indicates the total number of electrical connection points on the component, such as pins or pads. This is critical for PCB footprint design and assembly. Verify it matches the package specification to ensure proper soldering and connectivity.

Physical width of the component body, typically in millimeters. Essential for PCB footprint design and mechanical fit. Verify against the datasheet to ensure proper clearance and compatibility with your board layout and enclosure.

Indicates the frequency at which the open-loop gain of an amplifier drops to unity. Compare this value when selecting op-amps or RF amplifiers for bandwidth-critical applications. Verify against the datasheet's typical performance curves to ensure adequate gain at your operating frequency.

Operating frequency of the component, typically the clock or switching frequency. This determines the speed of operation and affects power dissipation and signal integrity. Verify the frequency range against your application's requirements and the datasheet specifications.

Maximum power the component can safely dissipate as heat without exceeding its thermal limits. Compare this rating with your application's expected power loss to ensure reliable operation. Always verify against the datasheet's derating curves and ambient temperature conditions.

Indicates the maximum voltage the component can withstand or operate at, depending on context. Critical for ensuring the part is not overstressed in your application. Always compare with your circuit's voltage levels and consider transient spikes.

Specifies the maximum DC voltage the component can safely handle under rated conditions. Engineers compare this to the circuit's operating voltage to ensure adequate margin. Always verify against the datasheet's derating curves for temperature and reliability.

Physical height of the component, measured from the mounting surface to the topmost point. This dimension is critical for clearance in compact assemblies and for ensuring proper fit within enclosures. Always verify against the datasheet for tolerance and mounting considerations.

Specifies the physical length of the component body, typically in millimeters. This dimension is critical for PCB layout and mechanical fit. Verify against the datasheet to ensure proper clearance and alignment in your design.

Indicates the specific product subcategories or classifications within the broader component family. Helps narrow down search results and identify the exact type of component needed for your design. Review the subcategory to ensure compatibility with your application.

Maximum voltage that can be applied between emitter and base with the collector open. Critical for BJT input stage design. Verify against datasheet to prevent reverse breakdown and ensure reliable operation.

Indicates whether the semiconductor is N-channel, P-channel, NPN, PNP, or other polarity type. This determines the required gate or base drive voltage and circuit configuration. Verify against the datasheet to ensure compatibility with your application's power supply and control logic.

Specifies the maximum voltage that can be applied between collector and emitter without causing breakdown. Critical for power transistors and switching circuits. Verify against datasheet to ensure safe operating margin under worst-case conditions.

Maximum allowable voltage between collector and emitter with the base terminal open. Exceeding this rating can cause breakdown or permanent damage. Verify against the datasheet for safe operating conditions in your circuit design.

Identifies the company that designed and produced the component. Buyers often filter by manufacturer to ensure brand reliability, quality standards, and supply chain consistency. Verify the manufacturer against the datasheet and official packaging to avoid counterfeit parts.

Specifies the ambient temperature range within which the component reliably functions. Compare this with your application's thermal environment to ensure proper operation. Always verify against the datasheet for derating curves and maximum ratings.

Specifies the maximum continuous collector current the transistor can handle without damage. Compare with your circuit's peak current requirements. Verify against the datasheet's absolute maximum ratings and derating curves for safe operation.

Maximum time required for a device to turn on from the application of the input signal. This parameter is crucial for timing analysis in switching circuits and power supplies. Compare with your system's timing budget and verify against the datasheet under specified conditions.

Specifies the maximum continuous current the component can safely carry under specified conditions. Compare this value with your circuit's expected load to ensure reliable operation. Always verify against the datasheet for temperature derating and mounting considerations.

Transition frequency is the frequency at which the transistor's current gain falls to unity. It indicates the upper limit for useful amplification. Engineers compare this value to ensure the device meets bandwidth requirements for RF and high-speed switching applications. Always verify against the datasheet.

Minimum DC current gain measured at a specified collector current and collector-emitter voltage. This parameter indicates the transistor's amplification capability. Compare it with your circuit requirements and verify the test conditions in the datasheet.

Maximum collector current when the transistor is in cutoff. Indicates leakage and off-state performance. Important for low-power and high-impedance circuits. Check datasheet to ensure it meets your application's leakage requirements.

This is the maximum collector-emitter voltage drop when the transistor is fully on at the given base and collector currents. Lower values mean less power loss. Check the datasheet to confirm it meets your circuit's switching and efficiency requirements.

Maximum voltage that can be applied between collector and base with the emitter left open. This breakdown rating is critical for circuit design. Always verify it against the datasheet to prevent damage from overvoltage conditions.

Maximum continuous collector current that the transistor can handle without damage. Compare this rating with your circuit's peak current demand. Always verify against the datasheet for thermal limits and derating conditions.

Minimum DC current gain (hFE) of a bipolar transistor at a specified collector current and voltage. This value indicates the lowest amplification the device guarantees. Engineers compare it to ensure sufficient drive for the load. Always verify against the datasheet for your operating conditions.

Maximum power the component can safely dissipate under specified conditions. Compare across parts to ensure thermal limits are not exceeded in your application. Always verify against the datasheet's derating curve and ambient temperature ratings.

Voltage drop across collector-emitter when the device is fully on. Determines conduction losses and efficiency. Lower saturation voltage means less power dissipation. Verify against datasheet for collector current and temperature.

Indicates the industry specification or standard the component complies with, such as IEC, MIL, or JEDEC. Buyers use this to ensure regulatory and quality compliance. Verify the exact standard and revision against the datasheet before design-in.

Maximum capacitance between the collector and base terminals of a transistor. This parameter affects high-frequency performance and switching speed. Engineers should compare this value with circuit requirements to ensure stable operation, especially in RF and high-speed switching applications.

Physical package or case type of the component, defining its dimensions, mounting style, and thermal characteristics. Common types include SMD, through-hole, BGA, and QFN. Choose the package that fits your PCB layout and assembly process. Verify the exact package code in the datasheet for footprint compatibility.

Indicates the form of delivery for the component, such as tape and reel, tube, or tray. This affects handling, storage, and assembly processes. Verify the packaging type matches your production requirements and equipment compatibility.

Identifies the core product family without package, grade, or option suffixes. Use this to compare equivalent components across manufacturers and to locate the primary datasheet. Verify the full ordering code against the manufacturer's specification before design-in.

The unique part number assigned by the original component manufacturer. Use this to cross-reference datasheets, verify specifications, and ensure the exact component matches your design requirements. Always confirm the number against the manufacturer's official documentation.