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Product Detailed Parameters
- Description：RF TRANS NPN 15V 800MHZ SOT-23
- Series：-
- Mfr：EVVO
- Package：Tape & Reel (TR),Cut Tape (CT)
- Transistor Type：NPN
- Voltage - Collector Emitter Breakdown (Max)：15V
- Frequency - Transition：800MHz
- Noise Figure (dB Typ @ f)：-
- Gain：-
- Power - Max：200mW
- DC Current Gain (hFE) (Min) @ Ic, Vce：70 @ 1mA, 5V
- Current - Collector (Ic) (Max)：50mA
- Operating Temperature：-55°C ~ 150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：TO-236-3, SC-59, SOT-23-3
- Supplier Device Package：SOT-23
- Grade：-
- Qualification：-
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Overview
The S9018 is a general-purpose NPN silicon transistor manufactured by EVVO, designed for small-signal amplification and switching applications. It features a high current-gain bandwidth product of 800 MHz at 5 mA collector current, making it suitable for RF circuits. The device operates with a maximum collector-emitter voltage of 15 V and continuous collector current of 50 mA. Packaged in an SOT-23 surface-mount format, it supports junction temperatures from -55°C to +150°C. DC current gain ranges from 70 to 200 depending on the classification rank.
Feature Summary
- High current-gain bandwidth product optimized for RF signal processing
- General-purpose NPN silicon construction for versatile circuit integration
- Surface-mount SOT-23 package design for automated assembly
Applications
- AM/FM amplifier stages
- Local oscillator circuits in FM/VHF tuners
- Small-signal amplification tasks
Procurement Notes
Verify component authenticity by cross-referencing the marking code J8 with official EVVO documentation. Confirm the specific hFE bin (L or H) required for the application before ordering, as gain varies significantly between ranks. Ensure the procurement channel provides traceable datasheets matching revision 2022A2 to guarantee electrical parameter compliance.
Selection Notes
Select the S9018 when a high transition frequency is necessary for VHF band operations. Choose Rank L for lower gain requirements or Rank H for higher amplification needs. Verify that the 15 V collector-emitter rating aligns with the circuit's maximum operating voltage. Consider the 200 mW power dissipation limit and implement appropriate thermal management strategies for sustained operation.
Part Context
The S9018 belongs to the standard general-purpose transistor family produced by EVVO. It serves as a complementary or alternative option to other small-signal NPN devices in consumer electronics and communication hardware. Its specifications target cost-sensitive designs requiring reliable RF performance without complex biasing networks.
Replacement Considerations
Direct substitutes must match the SOT-23 package, NPN polarity, and minimum 800 MHz fT specification. Verify that replacement parts maintain compatible VCEO and IC ratings to ensure circuit stability.
