B3681
B3681 is SAW Components Low-loss Filter manufactured by EPCOS.
Features
Low-loss filter (RX) for Trunked Radio Usable bandwidth 5 MHz No matching required for operation at 50 Ω Package for Surface Mounted Technology (SMT) q Hermetically sealed ceramic package q q q q
Terminals q Gold-plated typ. Dimensions in mm, approx. weight 0,07 g
Pin configuration 1 2 5 6 3, 7 4, 8 Input Input ground Output Output ground Ground Case ground
Type B3681
Ordering code B39421-B3681-Z810
Marking and Package according to
C61157-A7-A46
Packing according to
F61074-V8037-Z000
Electrostatic Sensitive Device (ESD)
Maximum ratings Operable temperature range Storage temperature range DC voltage Source power
TA Tstg VDC Ps
-30 / +75 -40 / +85 0 10
˚C ˚C V d Bm source impedance 50 Ω
Jul 05, 2000
SAW ponents Low-Loss Filter Data Sheet
Characteristics Operating temperature range: Terminating source impedance: Terminating load impedance:
B3681 422,5 MHz
TA = +15 ... +35 ˚C ZS = 50 Ω ZL = 50 Ω min. Nominal frequency Maximum insertion attenuation 420,0 MHz ... 425,0 MHz Amplitude ripple (p-p) 420,0 MHz ... 425,0 MHz Return loss (Input and Output) 420,0 MHz ... 425,0 MHz VSWR 420,0 MHz ... 425,0 MHz Absolute attenuation 0,3 MHz ... 335,0 MHz 335,0 MHz ... 410,0 MHz 410,0 MHz ... 415,0 MHz 442,0 MHz ... 510,0 MHz 510,0 MHz ... 1105,0 MHz 1105,0 MHz ... 1800,0 MHz αabs 40 25 25 20 40 20
- typ. 422,5 max.
- MHz f N
αmax
- - ∆α
- 3,0
3,5 d B
0,7
1,2 d B
12,0
14,0
- d B
1,5:1
2,0:1
60 45 35 45 45 25
- -
- -
- - d B d B d B d B d B d B
Temperature coefficient of...
