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Product Detailed Parameters
- Description：RF TRANS NPN 15V 600MHZ SOT323
- Series：*
- Mfr：Diodes Incorporated
- Package：Cut Tape (CT)
- Transistor Type：-
- Voltage - Collector Emitter Breakdown (Max)：-
- Frequency - Transition：-
- Noise Figure (dB Typ @ f)：-
- Gain：-
- Power - Max：-
- DC Current Gain (hFE) (Min) @ Ic, Vce：-
- Current - Collector (Ic) (Max)：-
- Operating Temperature：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Grade：-
- Qualification：-
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Overview
The ZUMT918TA is an NPN silicon planar VHF/UHF transistor manufactured by Diodes Incorporated, housed in a surface-mount SOT-323 package. It features a collector-emitter voltage of 15V and a continuous collector current of 100mA with a maximum power dissipation of 330mW at 25°C ambient temperature. The device exhibits a transition frequency of 600MHz and a static forward current transfer ratio (hFE) of 20 at 3mA collector current. Electrical characteristics include a collector-base breakdown voltage of 30V and a noise figure of 6.0dB at 60MHz.
Feature Summary
- Designed for VHF and UHF applications utilizing silicon planar technology
- Optimized for low noise performance in RF circuits
- High transition frequency suitable for high-speed switching
Applications
- RF amplification stages
- Oscillator circuits
- General-purpose switching applications
Procurement Notes
Verify the specific ordering suffix TA against the manufacturer's official documentation to confirm packaging details such as tape and reel specifications. Ensure that the component markings correspond to the T5 code defined in the datasheet to authenticate the part before integration into production lines.
Selection Notes
Select this component when designing circuits requiring an NPN transistor with a 15V collector-emitter rating and operation up to 600MHz. Consider the 330mW power dissipation limit and the SOT-323 thermal constraints during PCB layout to ensure reliable operation within the specified -55°C to +150°C junction temperature range.
Part Context
This device belongs to the ZUMT series of small-signal transistors produced by Diodes Incorporated. It is engineered for compact surface-mount designs where space is limited but high-frequency performance is required. The SOT-323 form factor allows for automated assembly while maintaining electrical integrity in RF environments.
Replacement Considerations
Consult official cross-reference lists from Diodes Incorporated or authorized distributors for verified substitutes. Ensure any replacement matches the 15V VCEO, 100mA IC, and SOT-323 package dimensions to maintain circuit compatibility.
