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Product Detailed Parameters
- Description：25V 500MA 310MW TH TRANSISTOR-SM
- Series：-
- Mfr：Central Semiconductor Corp
- Package：Tape & Box (TB)
- Transistor Type：PNP
- Current - Collector (Ic) (Max)：500 mA
- Voltage - Collector Emitter Breakdown (Max)：25 V
- Vce Saturation (Max) @ Ib, Ic：-
- Current - Collector Cutoff (Max)：300nA
- DC Current Gain (hFE) (Min) @ Ic, Vce：30 @ 50mA, 10V
- Power - Max：-
- Frequency - Transition：50MHz
- Operating Temperature：-
- Mounting Type：Through Hole
- Package / Case：TO-226-3, TO-92-3 (TO-226AA)
- Supplier Device Package：TO-92-3
- Grade：-
- Qualification：-
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Overview
The Central Semiconductor Corp 2N5226 APM TIN/LEAD is a silicon planar Zener diode designed for voltage regulation and reference applications. It features a nominal Zener voltage of 3.3V with a power dissipation rating of 500mW. The component utilizes a DO-35 axial leaded package, suitable for through-hole mounting on printed circuit boards. It operates within a temperature range of -65°C to +200°C, ensuring reliability in demanding environments. The device exhibits a negative voltage temperature coefficient, characteristic of low-voltage Zener diodes.
Feature Summary
- Utilizes silicon planar technology for stable voltage regulation performance
- Provides precise 3.3V reference voltage with tight tolerance specifications
- Engineered for high-temperature operation up to 200°C junction temperature
- Features low dynamic impedance for effective noise filtering in circuits
Applications
- Precision voltage reference sources in analog signal processing
- Overvoltage protection circuits for sensitive electronic components
- Voltage clamping applications in power supply outputs
- Temperature compensation networks utilizing negative coefficient characteristics
Procurement Notes
Verify the specific suffix designation against official manufacturer documentation to confirm pinout compatibility and electrical tolerances. Ensure the procurement channel provides traceable datasheets matching the exact part number variant. Confirm RoHS compliance status and lead-free plating requirements if applicable to your assembly process. Cross-reference the manufacturer's latest revision history to avoid obsolete stock or design changes affecting performance parameters.
Selection Notes
Select this component when a stable 3.3V reference is required in through-hole designs. Consider the 500mW power dissipation limit under maximum ambient temperature conditions. Evaluate the negative temperature coefficient for thermal stability requirements in the target application environment. Compare dynamic impedance values against noise sensitivity thresholds of the connected circuitry to ensure adequate signal integrity.
Part Context
This Zener diode belongs to the standard axial-leaded diode family produced by Central Semiconductor Corp. It serves as a fundamental passive component for voltage stabilization in discrete electronics. The DO-35 package offers a compact footprint while maintaining robust mechanical leads for automated insertion processes. It complements other rectifier and switching diodes in general-purpose semiconductor catalogs.
Replacement Considerations
Substitute parts must match the 3.3V Zener voltage, 500mW power rating, and DO-35 package dimensions. Verify equivalent dynamic impedance and leakage current specifications to maintain circuit performance. Check for identical temperature coefficient characteristics to preserve thermal compensation functionality. Ensure the replacement manufacturer guarantees similar long-term stability and reliability standards.
