| Allicdata Part #: | BC817DSF-ND |
| Manufacturer Part#: |
BC817DSF |
| Price: | $ 0.04 |
| Product Category: | Discrete Semiconductor Products |
| Manufacturer: | Nexperia USA Inc. |
| Short Description: | TRANS 2NPN 45V 0.5A SC-74 |
| More Detail: | Bipolar (BJT) Transistor Array 2 NPN (Dual) 45V 50... |
| DataSheet: |  BC817DSF Datasheet/PDF |
| Quantity: | 1000 |
| 10000 +: | $ 0.03609 |
Specifications
| Series: | Automotive, AEC-Q101 |
| Packaging: | Tape & Reel (TR) |
| Part Status: | Active |
| Transistor Type: | 2 NPN (Dual) |
| Current - Collector (Ic) (Max): | 500mA |
| Voltage - Collector Emitter Breakdown (Max): | 45V |
| Vce Saturation (Max) @ Ib, Ic: | 700mV @ 50mA, 500mA |
| Current - Collector Cutoff (Max): | 100nA (ICBO) |
| DC Current Gain (hFE) (Min) @ Ic, Vce: | 160 @ 100mA, 1V |
| Power - Max: | 370mW |
| Frequency - Transition: | 100MHz |
| Operating Temperature: | 150°C (TJ) |
| Mounting Type: | Surface Mount |
| Package / Case: | SC-74, SOT-457 |
| Supplier Device Package: | 6-TSOP |
| Base Part Number: | BC817DS |
Description
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BC817DSF is a Fast Switching NPN transistor array configured to perform fast switching within a wide range of device parameters. It is categorized into Transistors - Bipolar (BJT) - Arrays and is used in different applications like driving of relays, ultrasonic generators, high-speed switching circuits and low-power audio amplifiers.
BC817DSF transistor arrays are typically used for supplying high currents through a control signal and for current limiting or circuit protection. These also provide high-gain bandwidth and fast switching speed, which make them suitable for high frequency applications such as radio and power amplifiers. These transistors are also used in the fabrication of switching circuits and driver stages of relays and lamps.
Application Field
BC817DSF transistors are generally used as a switching element in high-speed circuits. They can be used to drive relays, lamp circuits, high-speed digital switches, and audio amplifiers. They are useful in controlling the power distribution in inverter circuits, thyristor gate drivers, pulse transformers, power factor correction circuits and other high-speed switching applications. They are also used in opto-electronic devices, automotive ECUs and microprocessor-based systems. Some of their other applications include motor control, PWM circuits, temperature control, voltage regulators and pulse-width modulation.
Working Principle
BC817DSF transistors consist of two NPN (negative-positive-negative) junction transistors connected in an array configuration. When power is supplied to the transistor array, electrons flow from the emitter to the collector thereby conducting current. Depending on the applied current and voltage, these transistors can be used to drive relays or other switching applications. The internal structure of the transistor array contains a gain-resistor to ensure efficient operation. It also contains an internal current-limiting resistor to protect the circuit from overloading.
These transistors are also capable of high-speed switching due to the gain-resistor and current-limiting resistor. The gain-resistor helps to reduce power consumption as it reduces the amount of current needed to drive the transistor. This in turn helps to increase the speed at which a switching operation can take place. The current-limiting resistor helps to prevent the circuit from being overloaded by limiting the amount of current that can flow through the transistor. This ensures that the circuit operates within its safe operating limits.
BC817DSF transistors also have several features that make them an ideal choice for high-speed switching applications. They are highly efficient, which means they consume less power. They are also highly reliable and are capable of handling large voltages and currents. Additionally, they are able to switch quickly with a small ripple current and have a relatively low on-resistance, making them suitable for use in a wide range of applications.
In conclusion, BC817DSF is a versatile and reliable NPN transistor array that can be used to drive relays and other switching applications. It provides fast switching speed, high-gain bandwidth, and low power consumption. It can also help to protect the circuit from overloading by limiting the amount of current that can flow through the transistor. Therefore, it is an ideal choice for high-speed switching applications in various industries.
The specific data is subject to PDF, and the above content is for reference
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