 |
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
|
| If you can't view the Datasheet, Please click here to try to view without PDF Reader . |
|
|
| Datasheet File OCR Text: |
| BB814... Silicon Variable Capacitance Diodes For FM radio tuners with extended frequency band High tuning ratio at low supply voltage (car radio) Monolithic chip (common cathode) for perfect dual diode tracking Coded capacitance groups and group matching available BB814 3 D1 D2 1 2 Type BB814 Package SOT23 Configuration common cathode LS(nH) Marking 1.8 SH1/2* *For differences see next page Capacitance groups Maximum Ratings at TA = 25C, unless otherwise specified Parameter Symbol Diode reverse voltage Peak reverse voltageForward current Operating temperature range Storage temperature VR VRM IF Top Tstg Value 18 20 50 -55 ... 125 -55 ... 150 Unit V mA C 1 Dec-04-2002 BB814... Electrical Characteristics at TA = 25C, 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. nA typ. IR 20 200 pF 43 19.1 44.75 20.8 2.15 0.18 200 46.5 22.7 2.25 3 % Capacitance ratio VR = 2 V, VR = 8 V, f = 1 MHz VR = 2 V, VR = 8 V, f = 1 MHz CT2 /CT8 CT/CT 2.05 - VR = 2 V, f = 100 MHz Q factor f = 100 MHz, VR = 2 V 1Capacitance Q CT/groups C2V C2V C8V C8V 2For groups at 2V and 8V, coded 1; 2 1 2 43pF 45pF 19.1pF 44.5pF 46.5pF 19.75pF min max min max 21.95pF 22.7pF details please refer to Application Note 047. 2 Dec-04-2002 Series resistance Capacitance matching2) rS BB814... Diode capacitance CT = f = 1MHz 80 pF 70 60 4 50 40 30 2 20 1 10 0 10 -1 0 3 2V 3V BB 814 f = 1MHz EHD07054 BB 814 C Tref CT 6 CT 5 10 0 10 1 V VR 10 2 0 5 10 3 Dec-04-2002 (VR) Capacitance ratio CTref /CT = (VR ) EHD07057 Vref = 1 V 15 V VR 20 |
Price & Availability of BB814
 |
|
|
|
|
All Rights Reserved © IC-ON-LINE 2003 - 2022 |
| [Add Bookmark] [Contact Us] [Link exchange] [Privacy policy] |
|
Mirror Sites : [www.datasheet.hk]
[www.maxim4u.com] [www.ic-on-line.cn]
[www.ic-on-line.com] [www.ic-on-line.net]
[www.alldatasheet.com.cn]
[www.gdcy.com]
[www.gdcy.net] |