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Product Detailed Parameters
- Description：TRANS NPN 45V 0.5A TO-236AB
- Series：BC817-Q
- Mfr：Nexperia USA Inc.
- Package：Tape & Reel (TR)
- 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：250 @ 100mA, 1V
- Power - Max：250 mW
- Frequency - Transition：100MHz
- Operating Temperature：150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：TO-236-3, SC-59, SOT-23-3
- Supplier Device Package：TO-236AB
- Grade：Automotive
- Qualification：AEC-Q101
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Overview
The BC817-40-QVL is an NPN general-purpose transistor from the Nexperia BC817-Q series, housed in a SOT23 (TO-236AB) surface-mount package. It supports a collector-emitter voltage of 45 V and a continuous collector current of 500 mA, with peak currents reaching 1 A. The device features a DC current gain range of 250 to 600 at IC = 100 mA and VCE = 1 V. Qualified under AEC-Q101 standards, it operates within a junction temperature range up to 150 °C and includes thermal resistance specifications for PCB-mounted applications.
Feature Summary
- Qualified according to AEC-Q101 automotive standards
- High current capability suitable for demanding switching loads
- Three distinct current gain selections available within the series
Applications
- General-purpose switching circuits
- Amplification stages
- Automotive electronic systems
Procurement Notes
Verify the specific ordering suffix against the manufacturer's official documentation to confirm packaging details and availability. Ensure the component meets the required AEC-Q101 qualification level for your target application environment. Cross-reference the marking code '6C' with manufacturing site codes to validate authenticity and traceability during the sourcing process.
Selection Notes
Select this variant when a high DC current gain between 250 and 600 is required for efficient base drive control. The SOT23 package offers a compact footprint for space-constrained designs. Consider the thermal characteristics and power dissipation limits relative to your PCB copper area and ambient operating conditions to ensure reliable performance under load.
Part Context
This component belongs to the BC817-Q series of NPN general-purpose transistors manufactured by Nexperia. The series provides multiple gain grades to accommodate various circuit requirements while maintaining consistent electrical characteristics and package dimensions across all variants.
Replacement Considerations
The PNP complement for this device is the BC807-40-Q. Designers requiring complementary switching may substitute with this counterpart, ensuring polarity and pinout compatibility are maintained within the circuit architecture.
FAQ
What is the DC current gain range for the BC817-40-Q?
The DC current gain (hFE) ranges from 250 to 600 when measured at a collector current of 100 mA and a collector-emitter voltage of 1 V.
Is this component suitable for automotive applications?
Yes, the BC817-Q series is qualified according to the AEC-Q101 standard and is recommended for use in automotive applications.
What is the maximum collector-emitter voltage rating?
The maximum collector-emitter voltage (VCEO) is rated at 45 V under open base conditions at 25 °C.
