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PZTA42/ZLX is listed in the Single Bipolar Transistors range at ChipApex. The manufacturer field lists Nexperia USA Inc.. Its product description is TRANS NPN 300V 0.1A SOT-223. Review the specifications below when checking this part for your BOM.
The PZTA42 is an NPN high-voltage transistor manufactured by Nexperia, housed in a SOT223 (SC-73) Surface-Mounted Device plastic package. It features a maximum collector-emitter voltage of 300 V and a continuous collector current rating of 100 mA. The device includes a complementary PNP variant, the PZTA92. Key electrical characteristics include a DC current gain (hFE) ranging from 25 to 40 under specified conditions, a transition frequency of 50 MHz, and a total power dissipation capability of 1.2 W at 25 °C ambient temperature.
Verify the specific ordering suffix against official Nexperia documentation to confirm exact packaging and marking configurations. Confirm that the non-automotive qualification status aligns with the target application requirements, as this component lacks automotive certification. Ensure thermal management designs account for the specified junction-to-ambient resistance values during implementation.
Select the PZTA42 when circuit designs require high-voltage switching or amplification within a compact surface-mount footprint. Consider the 300 V collector-emitter rating for applications exceeding standard low-voltage transistor limits. Evaluate the SOT223 package's thermal dissipation capabilities relative to the expected power load and ambient operating conditions to ensure reliable long-term performance.
This component belongs to Nexperia's range of general-purpose bipolar transistors designed for various electronic applications. It serves as the NPN counterpart to the PZTA92 PNP high-voltage transistor. The SOT223 package provides a balance between power handling and board space efficiency, making it suitable for medium-power discrete semiconductor applications in consumer and industrial electronics.
The PZTA92 is the documented PNP complement. Verify pinout compatibility and voltage ratings when substituting with other high-voltage NPN transistors from different manufacturers.
No, the product data sheet explicitly states that the PZTA42 is not automotive qualified and has been changed to a non-automotive product.
The maximum collector-base voltage (VCBO) with the emitter open is 300 V.
The marking code printed on the device body is ZTA42.
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