ON Semiconductor SMBT1259LT1 Bipolar Transistor

The ON Semiconductor SMBT1259LT1 is a high-performance NPN bipolar junction transistor (BJT) that comes in a compact SOT-23 package. This transistor is designed to offer a perfect balance between high current gain and low saturation voltage, making it suitable for a wide range of applications in the electronics industry. The SMBT1259LT1 is an ideal choice for designers looking for a reliable and efficient component for switching and amplification purposes.

Key Features

• Transistor Type: NPN - This type of transistor is designed to switch electronic signals and power.
• Current - Collector (Ic) (Max): 800mA - The maximum collector current rating indicates the transistor can handle a substantial amount of current, making it suitable for moderate power applications.
• Voltage - Collector Emitter Breakdown (Max): 40V - With a collector-emitter breakdown voltage of 40V, this transistor can be used in circuits with moderate voltage requirements.
• DC Current Gain (hFE) (Min) @ Ic, Vce: 100 @ 150mA, 1V - A minimum current gain of 100 at the specified collector current and collector-emitter voltage ensures efficient amplification.
• Power - Max: 225mW - The maximum power dissipation of 225mW allows the transistor to handle a fair amount of power without overheating.
• Frequency - Transition: 100MHz - The transition frequency indicates that this transistor can be used for applications that require up to 100MHz of bandwidth.
• Operating Temperature: -55°C to +150°C - A wide operating temperature range ensures reliability and performance under various environmental conditions.
• Mounting Type: Surface Mount - The SOT-23 package allows for efficient use of PCB space and is compatible with automated assembly processes.

Applications

The SMBT1259LT1 can be utilized in a diverse array of electronic circuits. Its high current gain and low saturation voltage make it an excellent choice for small signal amplification, driving low-power LEDs, and as a switch in various digital and analog applications. Additionally, due to its high transition frequency, it is suitable for use in RF and high-speed switching circuits.

With ON Semiconductor's reputation for producing high-quality components, the SMBT1259LT1 is a reliable and versatile transistor that meets the stringent requirements of modern electronic devices.