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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)：10 kOhms
- Resistor - Emitter Base (R2)：4.7 kOhms
- DC Current Gain (hFE) (Min) @ Ic, Vce：24 @ 10mA, 5V
- Vce Saturation (Max) @ Ib, Ic：300mV @ 500µA, 10mA
- 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 DTC114WETL is an NPN digital transistor with built-in bias resistors manufactured by Rohm Semiconductor. It features a collector-emitter breakdown voltage of 50 V and a maximum continuous collector current of 100 mA. The device integrates a base input resistor (R1) of 10 kΩ and an emitter-base resistor (R2) of 4.7 kΩ within the SOT-416 (EMT3) surface-mount package. Key electrical characteristics include a minimum DC current gain (hFE) of 24 at 10 mA, a transition frequency of 250 MHz, and a power dissipation rating of 150 mW. The component operates within a temperature range of -55°C to +150°C.
Feature Summary
- Integrates dual bias resistors (R1=10kΩ, R2=4.7kΩ) to simplify circuit design
- Provides high-speed switching capability with a 250 MHz transition frequency
- Offers low saturation voltage for efficient signal processing
Applications
- General-purpose logic interface circuits
- Driver circuits for relays and solenoids
- Switching applications in consumer electronics
Procurement Notes
Verify component authenticity through authorized distribution channels. Confirm RoHS compliance status as required by project specifications. Ensure storage conditions adhere to moisture sensitivity level guidelines prior to assembly. Validate that the specific batch matches the requested lead time requirements for production schedules.
Selection Notes
Select this component for designs requiring an NPN pre-biased transistor with standard 10kΩ/4.7kΩ resistor ratios. Consider the SOT-416 package dimensions for PCB layout constraints. Evaluate thermal management needs against the 150 mW power dissipation limit under expected operating loads.
Part Context
This part belongs to the DTC114 series of digital transistors from Rohm Semiconductor. It serves as a compact solution replacing discrete BJT and resistor combinations. The EMT3 package variant offers space-saving advantages for dense surface-mount assemblies compared to larger through-hole alternatives.
Replacement Considerations
DTA114WETL (PNP complement)
FAQ
What are the internal resistor values?
The device includes a base input resistor (R1) of 10 kΩ and an emitter-base resistor (R2) of 4.7 kΩ.
Is this component suitable for new designs?
No, the manufacturer lists this specific part number as not recommended for new designs due to potential minimum order quantity restrictions.
What is the maximum collector current?
The maximum continuous collector current (Ic) is rated at 100 mA.
