Hefei Purple Horn E-Commerce Co., Ltd.
| Emitter-Base Voltage(Vebo) | 2.5V |
| Current - Collector Cutoff | 100nA |
| DC Current Gain | 250@40mA,8V |
| Transition frequency(fT) | 9GHz |
| Number | 1 NPN |
| Pd - Power Dissipation | 500mW |
| Current - Collector(Ic) | 120mA |
| Collector - Emitter Voltage VCEO | 12V |
| Description | 250@40mA,8V 1 NPN 500mW 120mA 12V SOT-23 Single Bipolar Transistors RoHS |
| Mfr. Part # | BFR540 |
| Package | SOT-23 |
| Model Number | BFR540 |
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Product Specification
| Emitter-Base Voltage(Vebo) | 2.5V | Current - Collector Cutoff | 100nA |
| DC Current Gain | 250@40mA,8V | Transition frequency(fT) | 9GHz |
| Number | 1 NPN | Pd - Power Dissipation | 500mW |
| Current - Collector(Ic) | 120mA | Collector - Emitter Voltage VCEO | 12V |
| Description | 250@40mA,8V 1 NPN 500mW 120mA 12V SOT-23 Single Bipolar Transistors RoHS | Mfr. Part # | BFR540 |
| Package | SOT-23 | Model Number | BFR540 |
The BFR540 is an NPN silicon epitaxial transistor designed for microwave low-noise amplification. It offers high power gain, wide bandwidth, low noise, low leakage current, small junction capacitance, and a large dynamic range with good current linearity. This transistor is ideal for applications in ultra-high frequency microwave, VHF, UHF, and CATV high-frequency wideband low-noise amplifiers. Typical applications include satellite TV tuners, CATV amplifiers, analog and digital cordless phones, radar detectors, wireless security alarms, RF modules, and repeater amplifiers in fiber optic transmission systems.
| Parameter | Symbol | Test Condition | Min | Typical | Max | Unit |
|---|---|---|---|---|---|---|
| Absolute Maximum Ratings (Tamb=25) | ||||||
| Collector-Base Breakdown Voltage | BVCBO | 20 | V | |||
| Collector-Emitter Breakdown Voltage | BVCEO | 12 | V | |||
| Emitter-Base Breakdown Voltage | BVEBO | 2.5 | V | |||
| Collector Current | IC | 120 | mA | |||
| Power Dissipation | PT | 500 | mW | |||
| Maximum Junction Temperature | TJ | 150 | ||||
| Storage Temperature | Tstg | -65 | +150 | |||
| Electrical Characteristics & Specifications (Tamb=25) | ||||||
| Collector Cutoff Current | ICBO | VCB=8V, IE=0 | 0.1 | A | ||
| DC Current Gain | hFE | VCE=8V, IC=40mA | 60 | 120 | 250 | |
| Characteristic Frequency | fT | VCE=8V, IC=40mA | 9 | - | GHz | |
| Feedback Capacitance | Cre | IC=iC=0,VCB=8V,f=1MHz | 0.6 | - | pF | |
| Collector Capacitance | CC | IE=ie=0,VCB=8V,f=1MHz | 0.9 | - | pF | |
| Emitter Capacitance | Ce | IC=iC=0,VEB=0.5V,f=1MHz | 2 | - | pF | |
| Insertion Power Gain | |S21| | IC=40mA,VCE=8V,f=1GHz | 12 | 13 | - | dB |
| Noise Figure | NF | VCE=8V,IC=10mA,f=900MHz | 1.3 | 1.8 | dB | |
| Noise Figure | NF | VCE=8V,IC=40mA,f=900MHz | 1.9 | 2.4 | dB | |
| Noise Figure | NF | VCE=8V,IC=10mA,f=2GHz | 2.1 | - | dB | |
| Maximum Unilateral Power Gain | GUM | IC=40mA,VCE=8V,f=900MHz | 14 | - | dB | |
| Maximum Unilateral Power Gain | GUM | IC=40mA,VCE=8V,f=2GHz | 7 | - | dB | |
| Output Voltage | VO | IC = 40mA; VCE = 8 V,ZL = ZS = 75 | 550 | - | mV | |
| Output Power at 1dB Gain Compression | PL1 | IC=40mA,VCE=8V,RL=50,f=900MHz | 21 | - | dBm | |
| Third Order Intercept Point | ITO | -34 | - | dBm | ||
| Package Information | ||||||
| Package Type | SOT23 | |||||
| Pin Connections | 1: Base, 2: Emitter, 3: Collector | |||||
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer
Year Established:
2009
Employee Number:
300~500
Ecer Certification：
Verified Supplier
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