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FU-48SDF-W31M43F Datasheet(PDF) 2 Page - Mitsubishi Electric Semiconductor |
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FU-48SDF-W31M43F Datasheet(HTML) 2 Page - Mitsubishi Electric Semiconductor |
2 / 6 page JAN06 (2/6) Mitsubishi Electric Corporation reserves the right to make changes to the products or information contained herein without notice. No liability is assumed as a result of their use or application. MITSUBISHI (OPTICAL DEVICES) FU-48SDF-x31M4yF 1.3 μm DFB-LD MODULE WITH SINGLEMODE FIBER PIGTAIL ELECTRICAL/OPTICAL CHARACTERISTICS (Tld=25°C, Tc=25°C, unless otherwise noted) Limits Parameter Symbol Condition Min. Typ. Max. Units Threshold Current Ith CW - 10 20 mA Operating Current Iop CW - 40 70 mA Modulation Current Imod Imod = Iop-Ith Please see 'Type vs. CATV performance' mA Operating Voltage Vop CW, If = Iop (Note1) - 1.3 1.8 V Output Power from Fiber End Pf CW, If = Iop Please see 'Type vs. CATV performance' mW Input impedance Zin If=Iop - 25 - Ω Central Wavelength λc CW, If = Iop 1300 1310 1320 nm RF driver power RFin terminate with 50ohm by adding 25ohm serial resistor -20 -17 -12 dBm Side Mode Suppression Ratio Sr CW, If = Iop 30 35 - dB Cut-off Frequency fc(-1.5dB) If = Iop 2 3.5 - GHz Frequency response Ripple ΔS21 If = Iop f = 47~870MHz -0.5 - 0.5 dB Composite Second Order CSO - -60 -57 dBc Composite Triple Order CTB - -70 -65 dBc Carrier to Noise Ratio CNR Please see 'Type vs. CATV performance' dB Optical Modulation Depth m 112channel loading 55.25MHz~745.25MHz (6MHz spacing) If = Iop (Note2) 2.9 3.0 3.3 % RIN (Note 3) Nr CW, If = Iop, f =40~870MHz - -160 -155 dB/Hz Tracking Error(Note 4) Er Tc = -20~65°C, APC, ATC - 0.3 0.5 dB Differential Efficiency η If(average) = Iop Please see 'Type vs. CATV performance' mW/mA Monitor Current Imon CW, If = Iop, Vrd = 5V 0.1 - 2.5 mA Dark current( PD ) Id Vrd = 5V - 0.1 1 μA Capacitance ( PD ) Ct Vrd = 5V, f = 1MHz - 10 20 pF Isolation Iso Tc = 0 to 65°C 25 37 - dB Note1. If : LD forwad current Note2. Detailed test condition: Total loss includes the fiber loss. (Please see 'Type vs. performance'.) Receiver responsively = 0.9A/W Input equivalent noise current = 7pA(Hz) 1/2 Optical return loss of the connector should be greater than 40dB in order to get the specification performance. Note3. Relative intensity noise does not include shot noise of receiver. Note4. Er = MAX | 10*log(Pf/Pf(25°C))| TYPE VS. CATV PERFORMANCE (Tld=25°C, Tc=25°C Unless otherwise noted) Type Pf[mW] Imod[mA] η[mW/mA] CNR[dB] Total loss[dB] Min. Typ. Max Typ. Max Min. Typ. Max Min. Typ. Fiber length -x31M40F 1.5 2 2.5 25 35 0.05 0.08 0.13 50 51 5 5km -x31M41F 2.5 3 4 25 35 0.07 0.12 0.16 52 53 5 5km -x31M42F 4 5 6 25 35 0.11 0.20 0.30 49.5 50.5 8.5 15km -x31M43F 6 6.5 8 30 40 0.15 0.23 0.40 50.5 51.5 8.5 15km -x31M44F 8 8.5 10 32 40 0.20 0.27 0.40 48 49 12 26.5km -x31M45F 10 10.5 13 35 45 0.22 0.30 0.40 49 50 12 26.5km |
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