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Product Detailed Parameters
- Description：TRANS NPN 45V 0.5A SOT-323
- Series：-
- Mfr：MCC (Micro Commercial Components)
- Package：Bulk
- Transistor Type：NPN
- Current - Collector (Ic) (Max)：500 mA
- Voltage - Collector Emitter Breakdown (Max)：45 V
- Vce Saturation (Max) @ Ib, Ic：700mV @ 50mA, 500mA
- Current - Collector Cutoff (Max)：100nA (ICBO)
- DC Current Gain (hFE) (Min) @ Ic, Vce：160 @ 100mA, 1V
- Power - Max：200 mW
- Frequency - Transition：100MHz
- Operating Temperature：-55°C ~ 150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：SC-70, SOT-323
- Supplier Device Package：SOT-323
- Grade：-
- Qualification：-
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Overview
The BC817-25W-TP is an NPN silicon general-purpose transistor manufactured by Micro Commercial Components (MCC). It operates within a collector-emitter voltage range of up to 45 V and supports a continuous collector current of 500 mA. The device features a power dissipation capacity of 200 mW and a transition frequency of 100 MHz. It utilizes the SOT-323 surface-mount package and offers a DC current gain (hFE) rank of 160 to 400 at 1 V and 100 mA.
Feature Summary
- Halogen-free "Green" device construction
- Moisture Sensitivity Level 1 classification
- Epoxy material meets UL 94 V-0 flammability rating
- Lead-free finish compliant with RoHS standards
Applications
- General-purpose switching circuits
- Amplifier applications
- Medium power amplifier stages
Procurement Notes
Verify that the ordering suffix "-TP" corresponds to the Tape & Reel packaging format containing 3,000 pieces per reel as specified in the manufacturer's documentation. Confirm compliance with RoHS directives and Halogen-free requirements during component qualification. Ensure sourcing from authorized distributors to maintain traceability and quality standards.
Selection Notes
Select this component for designs requiring a compact SOT-323 footprint with moderate current handling capabilities. The specific hFE ranking ensures predictable gain characteristics for linear amplification tasks. Consider thermal derating curves when operating near maximum ambient temperatures to maintain reliability within the specified junction temperature range.
Part Context
This part belongs to the BC817 series of NPN general-purpose transistors produced by Micro Commercial Components. The series includes variants with different current gain rankings, such as BC817-16W and BC817-40W, allowing designers to select appropriate gain levels for specific circuit requirements while maintaining consistent electrical ratings and physical dimensions.
Replacement Considerations
BC817-25WHE3-TP
FAQ
What is the DC current gain range for the BC817-25W-TP?
The DC current gain (hFE) ranges from 160 to 400 when measured at VCE=1V and IC=100mA.
Is the BC817-25W-TP suitable for high-frequency applications?
Yes, it has a transition frequency (fT) of 100 MHz, making it suitable for general-purpose switching and amplification tasks.
What is the maximum collector-emitter voltage rating?
The maximum collector-emitter breakdown voltage (V(BR)CEO) is rated at 45 V.
