DDTC123JUA-7 Overview
The DDTC123JUA-7 is a high-performance dual NPN transistor designed for switching and amplification applications in industrial and consumer electronics. With a maximum collector current of 0.15A and a voltage rating of 40V, it delivers reliable operation in low to medium power circuits. Its complement of low saturation voltage and robust gain characteristics makes it suitable for signal processing and driver stages. The compact SOT-23 package facilitates easy PCB layout and efficient thermal management, supporting integration in space-constrained designs. For detailed technical support and purchasing options, visit IC Manufacturer.
DDTC123JUA-7 Technical Specifications
| Parameter | Specification | Unit |
|---|---|---|
| Transistor Type | Dual NPN | ?C |
| Collector-Emitter Voltage (VCEO) | 40 | V |
| Collector-Base Voltage (VCBO) | 60 | V |
| Emitter-Base Voltage (VEBO) | 5 | V |
| Collector Current (IC) | 150 | mA |
| DC Current Gain (hFE) | 100?C300 | ?C |
| Transition Frequency (fT) | 100 | MHz |
| Package Type | SOT-23 | ?C |
| Power Dissipation (Ptot) | 350 | mW |
DDTC123JUA-7 Key Features
- Dual NPN Transistor Configuration: Enables compact circuit design by integrating two matched transistors in a single SOT-23 package, reducing board space and improving signal integrity.
- High Current Gain (hFE): Provides amplification efficiency from 100 to 300, ensuring strong signal amplification with minimal distortion, critical for analog and switching applications.
- Wide Voltage Ratings: Supports up to 40V collector-emitter voltage and 60V collector-base voltage, allowing flexible use in a range of voltage domains without compromising reliability.
- Fast Switching Speed: Transition frequency of 100 MHz supports high-frequency operation, enhancing performance in fast signal switching and RF front-end circuits.
- Low Power Dissipation: With a maximum power dissipation of 350 mW, it operates efficiently with minimal thermal build-up, improving device longevity and system stability.
- Compact SOT-23 Package: Facilitates automated surface mounting and reduces parasitic inductance, optimizing performance in densely packed PCB layouts.
DDTC123JUA-7 Advantages vs Typical Alternatives
This device offers a balanced combination of moderate voltage handling and high current gain in a compact dual transistor package, which typical single-transistor alternatives cannot match. Its low saturation voltage and high-frequency response contribute to improved switching efficiency and signal fidelity. The integrated dual-transistor design reduces component count and assembly complexity, making it advantageous for cost-sensitive and space-constrained industrial applications.
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Typical Applications
- Signal amplification and switching in low-power industrial control circuits, where reliable transistor gain and voltage ratings ensure stable operation in harsh environments.
- Driver stages for small relays and optocouplers, providing sufficient current and voltage handling with fast switching capabilities.
- Audio preamplifier circuits, benefiting from the device??s low distortion and high gain characteristics.
- General-purpose switching in portable and battery-powered equipment, where compact size and low power dissipation are critical.
DDTC123JUA-7 Brand Info
The DDTC123JUA-7 is
