START540TR STMicroelectronics, START540TR Datasheet - Page 6

• Manufacturer Part Number: START540TR
• Description: RF Bipolar Small Signal NPN High Frequency
• Manufacturer: STMicroelectronics

Specifications of START540TR

• Dc Collector/base Gain Hfe Min: 100
• Mounting Style: SMD/SMT
• Configuration: Single
• Transistor Polarity: NPN
• Collector- Emitter Voltage Vceo Max: 4.5 V
• Emitter- Base Voltage Vebo: 1.5 V
• Continuous Collector Current: 0.04 A
• Power Dissipation: 180 mW
• Maximum Operating Temperature: + 150 C
• Package / Case: SOT-323-4
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 7: Input Return Loss vs. Frequency
Figure 8: Output Return Loss vs. Frequency
Figure 9: Isolation vs. Frequency
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AN1465 - APPLICATION NOTE
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0
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1700
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1800
f (Mhz)
f (Mhz)
f (MHZ)
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