Home > Industry Information > BC846ASQ-7-F
The BC846ASQ-7-F is a high-reliability, dual NPN general-purpose small-signal transistor array from Diodes Incorporated, part of its AEC-Q101 qualified automotive-grade product series. Housed in a compact SOT-363 package, this device integrates two independent, closely matched NPN transistors on the same die, with a maximum collector current of 100mA and a collector-emitter breakdown voltage of 65V. It is designed for small-signal amplification and switching applications in automotive electronics, industrial control, and portable devices where space is constrained, and stringent requirements for component matching and reliability exist.
Category:Discrete Semiconductor Products;Transistors;Bipolar (BJT);Bipolar Transistor Arrays
Manufacturer:Diodes Incorporated
Packaging:Tape & Reel (TR);Cut Tape (CT)
Part Status:Active
Transistor Type:2 NPN (Dual)
Current - Collector (Ic) (Max):100mA
Voltage - Collector Emitter Breakdown (Max):65V
Current - Collector Cutoff (Max):15nA
Power - Max:200mW
Frequency - Transition:100MHz
Operating Temperature:-55°C ~ 150°C (TJ)
Grade:Automotive
Qualification:AEC-Q101
Mounting Type:Surface Mount
Package / Case:6-TSSOP, SC-88, SOT-363
Supplier Device Package:SOT-363
Base Product Number:BC846
High Integration & Matching: Integrates two independent and closely matched NPN transistors in an ultra-small SOT-363 (SC-88) package. This is ideal for analog circuits requiring device matching, such as differential amplifiers and current mirrors, while saving PCB area.
Automotive-Grade Reliability & Certification: AEC-Q101 qualified, ensuring the device meets the stringent automotive requirements for temperature cycling, mechanical shock, and long-term reliability.
High Breakdown Voltage: A Vceo of 65V provides ample voltage design margin, enhancing application reliability in environments with voltage transients.
Good Frequency Response: A transition frequency of 100MHz makes it suitable for medium-frequency amplification and switching applications, capable of handling signals within the audio and RF ranges.
Low Leakage Current: Very low collector cutoff current (max 15nA) helps reduce circuit power consumption in the off or high-impedance state.
Wide Operating Temperature Range: Supports a junction temperature range from -55°C to 150°C, suitable for harsh industrial and automotive environments.
High Versatility: As an automotive-grade version of the classic BC846 series, its parameters are universal, facilitating design replacement and upgrades.
Sensor Interface Circuits: Amplifying weak output signals from oxygen sensors, temperature sensors, position sensors, etc.
Body Control Modules: Driving low-power relays, LEDs, or serving as switches for logic level translation.
Infotainment Systems: Used in audio pre-amplification or signal switching circuits.
Industrial Control & Automation: Used for signal amplification and buffering in analog input modules or signal conditioning boards of PLCs.
Consumer Electronics: Used for key detection, backlight driving, or simple signal switching in smartphones, tablets, remote controls, etc.
Communication Equipment: Used as switching elements for level translation or bus buffering on low-speed data lines (e.g., UART, I2C).
Analog Circuit Design: Used to construct precision analog circuits requiring transistor matching, such as current mirrors, differential pairs, and active loads.
The BC846ASQ-7-F is an exemplary device that successfully combines the performance of a classic general-purpose transistor with automotive-grade reliability and space-saving integrated design. It not only provides two independent NPN transistors but, more importantly, offers highly consistent paired performance, which is crucial for many analog circuits. For applications requiring reliable small-signal processing in a compact space while also needing to meet automotive or industrial quality standards, this device offers an efficient, economical, and certified solution. It is a preferred dual transistor array for enhancing circuit integration and reliability.
Industry Information
