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Product Detailed Parameters
- Description：TRANS PREBIAS NPN 50V SOT23-3
- Series：-
- Mfr：Diodes Incorporated
- 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)：47 kOhms
- DC Current Gain (hFE) (Min) @ Ic, Vce：68 @ 5mA, 5V
- Vce Saturation (Max) @ Ib, Ic：300mV @ 250µA, 5mA
- Current - Collector Cutoff (Max)：500nA
- Frequency - Transition：250 MHz
- Power - Max：200 mW
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Package / Case：TO-236-3, SC-59, SOT-23-3
- Supplier Device Package：SOT-23-3
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Overview
The DDTC114YCA-7 is an NPN pre-biased small signal surface mount transistor from Diodes Incorporated. It features built-in biasing resistors with nominal values of R1 = 10 kΩ and R2 = 47 kΩ. The device operates within a supply voltage range up to 50 V and supports a continuous collector current of 100 mA. Power dissipation is rated at 200 mW, with an operating temperature range spanning -55°C to +150°C. It utilizes an SOT-23 package and meets AEC-Q101 standards for high reliability.
Feature Summary
- Epitaxial planar die construction
- Built-in biasing resistors with unequal resistance values
- Qualified to AEC-Q101 standards for high reliability
- Totally lead-free and fully RoHS compliant
Applications
- Automotive electronics requiring high reliability components
- General-purpose switching applications in consumer electronics
- Driver circuits for logic interfaces and level shifting
Procurement Notes
Verify the specific ordering suffix against official documentation to confirm packaging details and compliance status. Confirm that the component matches the required automotive qualification standards if used in safety-critical systems. Ensure compatibility with existing PCB footprint dimensions and soldering profiles during integration.
Selection Notes
Select this component when a single NPN digital transistor with specific internal resistor ratios is required. Verify that the 10 kΩ input resistor and 47 kΩ output resistor align with the target circuit design. Consider the SOT-23 package size constraints and thermal dissipation requirements relative to the application environment.
Part Context
This part belongs to the DDTC (R1≠R2 Series) CA family of pre-biased transistors. It is designed as a compact solution for replacing multiple discrete components in switching applications. The series offers various resistor combinations to suit different logic interface needs while maintaining a consistent form factor.
Replacement Considerations
Direct substitutes include other NPN pre-biased transistors with similar R1/R2 ratios and SOT-23 packaging. Verify electrical parameters such as VCEO, IC, and PD before substitution. Automotive applications may require equivalent AEC-Q101 qualified parts.
