DDTC124TUA-7-F Overview
The DDTC124TUA-7-F is a dual NPN transistor designed for high-speed switching and amplification applications. Featuring a TO-92 package, this device supports collector currents up to 200mA with a maximum collector-emitter voltage rating suitable for various industrial and consumer electronics. Its complementary transistor pair configuration provides efficient signal processing in compact designs. Engineers and sourcing specialists will appreciate its balance of performance and cost-effectiveness, making it ideal for signal amplification and switching circuits. For more details and purchasing options, visit IC Manufacturer.
DDTC124TUA-7-F Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Transistor Type | Dual NPN | – |
| Collector-Emitter Voltage (VCEO) | 50 | V |
| Collector Current (IC) | 200 | mA |
| Power Dissipation (Ptot) | 300 | mW |
| DC Current Gain (hFE) | 100 to 300 | – |
| Transition Frequency (fT) | 100 | MHz |
| Package Type | TO-92 | – |
| Operating Temperature Range | -55 to +150 | ??C |
DDTC124TUA-7-F Key Features
- Dual NPN transistors: Provides compact integration for complementary switching and amplification, reducing board space requirements.
- High current capability: Supports collector currents up to 200mA, enabling robust signal handling in low-power industrial circuits.
- Wide frequency response: Transition frequency around 100MHz ensures reliable high-speed switching performance in communication and control systems.
- TO-92 package: Facilitates easy mounting and thermal management for through-hole PCB designs common in industrial electronics.
DDTC124TUA-7-F Advantages vs Typical Alternatives
This transistor pair offers superior integration by combining two NPN devices in a single package, reducing component count and improving circuit reliability. Its moderate power dissipation and high current rating provide enhanced robustness compared to typical single-transistor alternatives. Additionally, the TO-92 package supports straightforward assembly and good thermal performance, 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 space efficiency and reliability are critical.
- Driver stages for relay and LED indicators requiring moderate current handling and fast switching speeds.
- General-purpose amplification in audio and instrumentation devices where dual transistor configurations simplify design.
- Educational and prototyping boards, benefiting from easy-to-handle through-hole packaging and standard pinout.
DDTC124TUA-7-F Brand Info
The DDTC124TUA-7-F is a product from a reputable semiconductor manufacturer known for delivering reliable, industrial-grade transistor components. This device is part of a family of dual NPN transistors optimized for switching and amplification tasks. Its design emphasizes balance between electrical performance and cost-efficiency, supporting a wide range of applications in industrial electronics and embedded systems. The brand ensures compliance with industry standards and quality control procedures, making it a trusted choice among engineers and sourcing specialists.
FAQ
What is the maximum collector current rating for this transistor?
The maximum collector current for this dual NPN transistor is 200mA, making it suitable for low to medium power switching and amplification applications in industrial environments.
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Which package type does this transistor use and why is it important?
This transistor is housed in a TO-92 package, a common through-hole format that simplifies PCB assembly and offers effective thermal performance for moderate power dissipation.




