Q62702-B583
Q62702-B583 is Silicon Tuning Diode (For tuning UHF and VHF TV Tuners Large capacitance ratio/ low series resistance) manufactured by Siemens Semiconductor Group.
BB 545 Silicon Tuning Diode
Preliminary data
- For tuning UHF and VHF TV Tuners
- Large capacitance ratio, low series resistance
Type BB 545
Marking Ordering Code white U Q62702-B583
Pin Configuration 1=K 2=A
Package SOD-323
Maximum Ratings Parameter Diode reverse voltage Forward current Operating temperature range Storage temperature Symbol Values 30 20
- 55 ... + 150
- 55 ... + 150 Unit V m A °C
VR IF Top Tstg
Thermal Resistance Junction ambient
1)
Rth JA
≤ 450
K/W
1) Package mounted on epoxy pcb 40mm x 40mmm x 1.5mm / 0.5cm2 Cu
Semiconductor Group
Jan-31-1997
BB 545
Electrical Characteristics at TA=25°C, unless otherwise specified Parameter Symbol min. DC characteristics Reverse current Values typ. max. Unit
10 200 n A
VR = 30 V, TA = 25 °C VR = 30 V, TA = 85 °C
AC characteristics Diode capacitance
18.5 13.2 1.85 1.8 20 14.8 2.07 2 7.2 10 0.6 2 21.5 16.4 2.28 2.2 p F
VR = 1 V, f = 1 MHz VR = 2 V, f = 1 MHz VR = 25 V, f = 1 MHz VR = 28 V, f = 1 MHz
Capacitance ratio
CT2/CT25
6.3 8.1...
