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| MMBTSC4226 NPN Silicon Epitaxial Planar Transistor High Frequency Low Noise Amplifier. The transistor is subdivided into three groups, Q, R and S, according to its DC current gain. Features: Low Noise NF=1.2dB TYP. @ f=1GHz, VCE=3V, IC=7mA High Gain S21e 2 =9.0dB TYP. @ f=1GHz, VCE=3V, IC=7mA Description: The MMBTSC4226 is a low supply voltage transistor designed for VHF, UHF low noise amplifier. SOT-23 Plastic Package Absolute Maximum Ratings (Ta = 25 OC) Symbol Collector Base Voltage Collector Emitter Voltage Emitter Base Voltage Collector Current Total Power Dissipation Junction Temperature Storage Temperature Range VCBO VCEO VEBO IC Ptot Tj TS Value 20 12 3 100 200 150 -65 to +150 Unit V V V mA mW O C C O SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) (R) Dated : 20/10/2005 MMBTSC4226 Characteristics at Tamb=25 OC Symbol DC Current Gain at VCE=3V, IC=7mA Current Gain Group Q R S Collector Cutoff Current at VCB=10V Emitter Cutoff Current at VEB=1V Gain Bandwidth Product at VCE=3V, IC=7mA Feed back Capacitance at VCE=3V, f=1MHz Insertion Power Gain at VCE=3V, IC=7mA, f=1GHz Noise Figure 1) 1) Min. Typ. Max. Unit hFE hFE hFE ICBO IEBO fT Cre S21e 2 50 80 125 3.0 7 4.5 0.7 9 1.2 100 160 250 1.0 1.0 1.5 2.5 A A GHz pF dB dB NF at VCE=3V, IC=7mA, f=1GHz Measured with 3 terminal bridge, Emitter and case should be grounded. Classification of hFE RANK MARKING hFE Q R23 50 ~100 R R24 80 ~160 S R25 125 ~250 SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) (R) Dated : 20/10/2005 MMBTSC4226 SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) (R) Dated : 20/10/2005 MMBTSC4226 SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) (R) Dated : 20/10/2005 |
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