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Product Detailed Parameters
- Description：TRANS NPN/PNP 40V 200MA SOT-963
- Series：-
- Mfr：Diodes Incorporated
- Package：Tape & Reel (TR),Cut Tape (CT)
- Transistor Type：1 NPN, 1 PNP
- Current - Collector (Ic) (Max)：200mA
- Voltage - Collector Emitter Breakdown (Max)：40V
- Vce Saturation (Max) @ Ib, Ic：300mV @ 5mA, 50mA / 400mV @ 5mA, 50mA
- Current - Collector Cutoff (Max)：-
- DC Current Gain (hFE) (Min) @ Ic, Vce：100 @ 10mA, 1V
- Power - Max：300mW
- Frequency - Transition：300MHz
- Operating Temperature：-55°C ~ 150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：SOT-963
- Supplier Device Package：SOT-963
- Grade：-
- Qualification：-
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Overview
The DST3946DPJ-7 is a complementary NPN/PNP small signal transistor pair manufactured by Diodes Incorporated. It utilizes epitaxial planar die construction and is housed in the SOT963 package, which features a 1mm² footprint. The device supports a maximum collector current of 200 mA with a collector-emitter breakdown voltage (BVCEO) exceeding 40 V. Electrical specifications include a collector-base breakdown voltage of 60 V for the NPN side and 40 V for the PNP side. The unit operates within a temperature range of -55°C to +150°C and offers a power dissipation rating of 300 mW.
Feature Summary
- Complementary NPN and PNP transistors integrated into a single ultra-small SOT963 package.
- Epitaxial planar die construction designed for high reliability and automated assembly processes.
- Qualified to AEC-Q101 standards for automotive and high-reliability applications.
- Fully RoHS compliant, lead-free, and halogen/antimony free.
Applications
- Automotive electronic circuits requiring high reliability components.
- General-purpose switching and amplification tasks in consumer electronics.
- Signal processing applications utilizing small-signal characteristics.
Procurement Notes
Verify component authenticity through authorized distribution channels or direct manufacturer engagement. Confirm that the specific order matches the DST3946DPJ-7 designation and packaging requirements. Ensure compliance with relevant environmental directives such as RoHS 2. Review the official datasheet DS32044 for complete handling and soldering guidelines prior to integration.
Selection Notes
Select this component when space constraints necessitate an ultra-small footprint like the SOT963 package. It is suitable for designs requiring matched complementary pairs with a 200 mA current capacity. Consider the thermal resistance and power dissipation limits relative to the PCB layout. Verify that the 40V to 60V voltage ratings align with the circuit's operational requirements.
Part Context
This part belongs to the DST3946 series of complementary small signal transistors produced by Diodes Incorporated. The series is characterized by its compact form factor and suitability for surface-mount technology. It serves as a standard solution for general-purpose switching and amplification where board real estate is limited.
Replacement Considerations
Cross-reference with other manufacturers offering dual complementary transistors in the SOT963 package. Verify pinout compatibility and electrical parameter alignment before substitution.
FAQ
What is the maximum collector current rating for the DST3946DPJ?
The maximum DC collector current is rated at 200 mA for both the NPN and PNP transistors.
Is the DST3946DPJ qualified for automotive applications?
Yes, the device is qualified to AEC-Q101 standards for high reliability.
What is the operating temperature range of the component?
The junction and storage temperature range is from -55°C to +150°C.
