Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| TransistorType | NPN |
| Current-Collector(Ic)(Max) | 100 mA |
| Voltage-CollectorEmitterBreakdown(Max) | 65 V |
| VceSaturation(Max)@IbIc | 600mV @ 5mA, 100mA |
| Current-CollectorCutoff(Max) | 15nA (ICBO) |
| DCCurrentGain(hFE)(Min)@IcVce | 110 @ 2mA, 5V |
| Power-Max | 300 mW |
| Frequency-Transition | 100MHz |
| OperatingTemperature | -55°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | TO-236-3, SC-59, SOT-23-3 |
Overview
Description
The BC846ALT1G is a general-purpose NPN bipolar junction transistor (BJT) from ON Semiconductor, part of the BC846 series. Key features:
- Low power, suitable for amplification and switching.
- High current gain (hFE) with typical values of 200–450.
- Low voltage operation (VCEO = 65V, IC = 100mA).
- SOT-23 package, compact for space-constrained designs.
Common applications include signal amplification, driver stages, and switching circuits in consumer electronics, IoT devices, and embedded systems. It is a Pb-free, RoHS-compliant alternative to the standard BC846.
For detailed specs, refer to the datasheet.
- Low power, suitable for amplification and switching.
- High current gain (hFE) with typical values of 200–450.
- Low voltage operation (VCEO = 65V, IC = 100mA).
- SOT-23 package, compact for space-constrained designs.
Common applications include signal amplification, driver stages, and switching circuits in consumer electronics, IoT devices, and embedded systems. It is a Pb-free, RoHS-compliant alternative to the standard BC846.
For detailed specs, refer to the datasheet.
Equivalent
Equivalent products to the BC846ALT1G (NPN general-purpose transistor) include:
- BC847ALT1G (similar specs, slightly higher current)
- 2N3904 (common NPN alternative)
- MMBT3904 (SMD version of 2N3904)
- BC546B (higher voltage rating)
- KSC1845 (low-noise alternative)
Check datasheets for exact parameter matching in your application.
- BC847ALT1G (similar specs, slightly higher current)
- 2N3904 (common NPN alternative)
- MMBT3904 (SMD version of 2N3904)
- BC546B (higher voltage rating)
- KSC1845 (low-noise alternative)
Check datasheets for exact parameter matching in your application.
Pinout
The BC846ALT1G is a general-purpose NPN bipolar junction transistor (BJT) in a SOT-23 package.
- Pin Count: 3 (Emitter, Base, Collector).
- Functions:
- Pin 1 (Emitter): Current flows out.
- Pin 2 (Base): Controls transistor switching/amplification.
- Pin 3 (Collector): Current flows in.
Key specs:
- VCEO: 65V
- IC: 100mA
- hFE: 110–800
Commonly used in amplification and switching circuits.
- Pin Count: 3 (Emitter, Base, Collector).
- Functions:
- Pin 1 (Emitter): Current flows out.
- Pin 2 (Base): Controls transistor switching/amplification.
- Pin 3 (Collector): Current flows in.
Key specs:
- VCEO: 65V
- IC: 100mA
- hFE: 110–800
Commonly used in amplification and switching circuits.
Manufacturer
The BC846ALT1G is manufactured by ON Semiconductor, now known as onsemi.
onsemi is a global semiconductor company specializing in power management, analog, and sensor technologies. It serves industries like automotive, industrial, and consumer electronics, focusing on energy-efficient solutions. The company was formerly part of Motorola and became independent in 1999.
The BC846ALT1G is a general-purpose NPN transistor used in amplification and switching applications.
onsemi is a global semiconductor company specializing in power management, analog, and sensor technologies. It serves industries like automotive, industrial, and consumer electronics, focusing on energy-efficient solutions. The company was formerly part of Motorola and became independent in 1999.
The BC846ALT1G is a general-purpose NPN transistor used in amplification and switching applications.
Application
The BC846ALT1G is a general-purpose NPN bipolar junction transistor (BJT) commonly used in:
1. Amplification – Small-signal amplification in audio and RF circuits.
2. Switching – Low-power switching in digital and control circuits.
3. Consumer Electronics – TVs, radios, and portable devices.
4. Telecommunications – Signal processing and modulation.
5. Embedded Systems – Interface and driver circuits.
Its low noise, high gain, and compact SOT-23 package make it suitable for space-constrained applications.
1. Amplification – Small-signal amplification in audio and RF circuits.
2. Switching – Low-power switching in digital and control circuits.
3. Consumer Electronics – TVs, radios, and portable devices.
4. Telecommunications – Signal processing and modulation.
5. Embedded Systems – Interface and driver circuits.
Its low noise, high gain, and compact SOT-23 package make it suitable for space-constrained applications.
Package
The BC846ALT1G is a general-purpose NPN transistor in a SOT-23 surface-mount package. This compact 3-pin package is widely used for small-signal amplification and switching applications. It features a small footprint (2.9mm x 1.3mm x 0.95mm), making it suitable for space-constrained PCB designs. The SOT-23 package is lead-free and RoHS-compliant.
