VISHAY BB729S

BB729S
Tuner Diodes
FEATURES
SOD-323
♦ Silicon
epitaxial planar capacitance
diodes with very wide effective capacitance variation for tuning the whole range
of VHF CTV tuners.
.012 (0.3)
.106 (2.7)
.091 (2.3)
.079 (2.0)
.063 (1.6)
Cathode Mark
♦ These diodes are available as singles or as
Top View
matched sets of two or more units according to the
tracking condition described in the table of characteristics.
♦ This diode is also available in SOD-123 case with
max. .006 (0.15)
max. .049 (1.25)
max. .004 (0.1)
.059 (1.5)
.043 (1.1)
the type designation BB729.
MECHANICAL DATA
min. .010 (0.25)
Case: SOD-323 Plastic Package
Weight: approx. 0.004 g
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 °C ambient temperature unless otherwise specified
Symbol
Value
Unit
Reverse Voltage
VR
32
V
Ambient Temperature
Tamb
125
°C
Storage Temperature Range
TS
–55 to +125
°C
4/98
271
BB729S
ELECTRICAL CHARACTERISTICS
Ratings at 25 °C ambient temperature unless otherwise specified
Symbol
Min.
Typ.
Max.
Unit
Reverse Breakdown Voltage
at IR = 100 µA
V(BR)R
32
–
–
V
Leakage Current
at VR = 30 V
IR
–
–
10
nA
Capacitance f = 1 MHz
at VR = 28 V
at VR = 1 V
Ctot
Ctot
2.4
36.0
–
–
2.9
42.0
pF
pF
Effective Capacitance Ratio, f = 1 MHz
at VR = 1 to 28 V
Ctot (1 V)
Ctot (28V)
13.5
–
–
–
Series Resistance
at f = 470 MHz, Ctot = 25 pF
rs
–
0.80
–
Ω
Series Inductance
Ls
–
2.5
–
nH
For any two of six consecutive diodes in the carrier tape, the maximum capacitance deviation in the reverse
bias voltage of VR = 0.5 to 28 V is max. 2.5%
272
RATINGS AND CHARACTERISTIC CURVES BB729S
273