B4937

www.DataSheet4U.com SAW Components Data Sheet B4937 SAW Components Low-Loss Filter for Mobile Communication Data Sheet B4937 109,8 MHz Ceramic package QCC10C Features s s s s s s s Low-loss IF filter for mobile telephone Channel selection in CDMA systems Very small size Low insertion attenuation Balanced and unbalanced operation possible Filter surface passivated Ceramic SMD package Terminals s Gold-plated Ni Dimensions in mm, approx. weight 0,24 g Pin configuration 10 9 5 4 2, 7 1, 3, 6, 8 Input Input ground or balanced input Output Balanced output or output ground Case – ground To be grounded Type B4937 Ordering code B39111-B4937-U910 Marking and Package according to C61157-A7-A73 Packing according to F6104-V8104-Z000 Electrostatic Sensitive Device (ESD) Maximum ratings Operable temperature range Storage temperature range DC voltage Source power T Tstg VDC Ps – 40/+ 85 – 40/+ 85 0 10 ˚C ˚C V dBm 2 May 11, 2000 SAW Components Low-Loss Filter for Mobile Communication Data Sheet Characteristics Operating temperature range: Terminating source impedance: Terminating load impedance: B4937 109,8 MHz T = -35 to +85 ˚C ZS = 1200 Ω || 120 nH ZL = 1000 Ω || 110 nH min. typ. 109,8 8,5 max. — 10,0 MHz dB Nominal frequency Minimum insertion attenuation (including losses in matching circuit) Amplitude ripple (p-p) fN – 0,3 MHz fN αmin ∆α — — ... fN + 0,3 MHz ∆τ — 0,4 1,0 dB Phase Linearity (rms) fN – 0,614 MHz ... fN + 0,614 MHz αrel — 1,5 3,0 ˚ Relati...