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Product Detailed Parameters
- Description：TRANS PREBIAS NPN 50V 0.1A EMT3
- Series：-
- Mfr：Rohm Semiconductor
- Package：Tape & Reel (TR),Cut Tape (CT)
- Resistors Included：R1 and R2
- Transistor Type：NPN - Pre-Biased
- Current - Collector (Ic) (Max)：100 mA
- Voltage - Collector Emitter Breakdown (Max)：50 V
- Resistor - Base (R1)：4.7 kOhms
- Resistor - Emitter Base (R2)：47 kOhms
- DC Current Gain (hFE) (Min) @ Ic, Vce：80 @ 10mA, 5V
- Vce Saturation (Max) @ Ib, Ic：300mV @ 250µA, 5mA
- Current - Collector Cutoff (Max)：500nA
- Frequency - Transition：250 MHz
- Power - Max：150 mW
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Package / Case：SC-75, SOT-416
- Supplier Device Package：EMT3
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Overview
The DTC143ZETL is a single NPN digital transistor manufactured by ROHM Semiconductor, housed in an SOT-416 (EMT3) surface-mount package. It integrates bias resistors with typical values of R1 = 4.7 kΩ and R2 = 47 kΩ. Key electrical parameters include a collector-emitter voltage (VCEO) of 50 V, a continuous collector current (IC) of 100 mA, and a DC current gain (hFE) minimum of 80 at 10 mA and 5 V. The device features a transition frequency of 250 MHz, a power dissipation rating of 150 mW, and a maximum operating temperature of +150°C.
Feature Summary
- Integrates built-in bias resistors to simplify circuit design
- Enables inverter configuration without external input components
- Provides high-speed switching capability for signal processing
Applications
- Inverter circuits
- Interface logic drivers
- General-purpose switching applications
Procurement Notes
Verify the specific suffix 'ETL' against the manufacturer's official datasheet to confirm packaging details such as tape and reel specifications. Ensure the component meets RoHS compliance requirements for the target assembly process. Cross-reference the ordering code with authorized distributors to validate authenticity and traceability before procurement.
Selection Notes
Select this component when a compact NPN solution with integrated biasing is required for space-constrained designs. The SOT-416 package offers a small footprint suitable for dense PCB layouts. Consider the 50 V breakdown voltage and 100 mA current capacity to ensure adequate headroom for the intended load conditions.
Part Context
This part belongs to the DTC143 series of resistor-equipped bipolar transistors from ROHM Semiconductor. These devices are designed to replace discrete transistor-resistor combinations, reducing board space and assembly costs. The series includes various configurations with different resistance ratios and packages to suit diverse electronic application needs.
Replacement Considerations
Compatible substitutes within the same family include DTC143ZE3TL and DTC143ZE3HZGTL. Verify pinout compatibility and electrical parameter equivalence before substitution. Automotive-grade variants like DTC143XEBHZGTL may offer enhanced reliability but require validation of resistance values.
