2SA1977-A
CEL
CEL
RF TRANS PNP 12V 8.5GHZ SOT23
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2SA1977-A
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Product details
The 2SA1977-A from CEL represents a breakthrough in RF BJT transistor technology for discrete semiconductor applications. This high-performance bipolar transistor features an innovative emitter ballasting technique that ensures uniform current distribution under high-power conditions. Its optimized geometry reduces parasitic inductance while enhancing thermal dissipation properties. The device demonstrates exceptional third-order intercept point (IP3) performance for demanding linearity requirements. Wireless infrastructure designers utilize this component in macrocell and microcell base station power amplifiers. Satellite payload engineers specify it for transponder signal conditioning and low-noise block converter designs. In automotive applications, it supports advanced driver assistance systems (ADAS) and vehicle infotainment modules. The 2SA1977-A also enables breakthrough performance in radio astronomy receivers and quantum communication systems. Its lead-frame design minimizes bond wire inductance for improved high-frequency response. CEL provides complete characterization data including noise figure contours and stability factor plots. The product undergoes stringent quality control measures with full traceability throughout the manufacturing process. For design engineers seeking to push RF performance boundaries, the 2SA1977-A offers measurable advantages. Download our application notes on impedance matching techniques or thermal management best practices. Request a personalized consultation to determine how this transistor can optimize your specific circuit design parameters.
General specs
- Product Status: Obsolete
- Transistor Type: PNP
- Voltage - Collector Emitter Breakdown (Max): 12V
- Frequency - Transition: 8.5GHz
- Noise Figure (dB Typ @ f): 1.5dB @ 1GHz
- Gain: 12dB
- Power - Max: 200mW
- DC Current Gain (hFE) (Min) @ Ic, Vce: 20 @ 20mA, 8V
- Current - Collector (Ic) (Max): 50mA
- Operating Temperature: 150°C (TJ)
- Mounting Type: Surface Mount
- Package / Case: TO-236-3, SC-59, SOT-23-3
- Supplier Device Package: -
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