BB814
BB814...
Silicon Variable Capacitance Diodes
For FM radio tuners with extended frequency band
High tuning ratio at low supply voltage (car radio) Monolithic chip (mon cathode) for perfect dual diode tracking
Coded capacitance groups and group matching available
D 1
D 2
Type BB814
Package SOT23
Configuration mon cathode
LS(n H) Marking 1.8 SH1/2-
- For differences see next page Capacitance groups
Maximum Ratings at TA = 25°C, unless otherwise specified Parameter Symbol Diode reverse voltage Peak reverse voltage Forward current Operating temperature range Storage temperature VR VRM IF Top Tstg
Value 18 20 50 -55 ... 125 -55 ... 150
Unit V m A °C
Dec-04-2002
BB814...
Electrical Characteristics at TA = 25°C, unless otherwise specified Symbol Values Parameter min. DC Characteristics Reverse current VR = 16 V VR = 16 V, TA = 60 °C AC Characteristics Diode capacitance1)
VR = 2 V, f = 1 MHz VR = 8 V, f = 1 MHz CT
Unit max. n A typ.
IR 20 200 p F 43 19.1...