BB135 Datasheet, PDF (1/2 Pages) NXP Semiconductors – UHF variable capacitance diode

LESHAN RADIO COMPANY, LTD.
UHF Variable Capacitance
Diode
FEATURES
· Excellent linearity
· Very small plastic SMD package.
· C28: 1.9 pF; ratio: 10
· Low series resistance.
APPLICATIONS
· Electronic tuning in UHF television
tuners.
· Radio upconversion concepts
· VCO.
DESCRIPTION
The BB135 is a variable capacitance
diode, fabricated in planar technology,
and encapsulated in the SOD323 very
small plastic SMD package.
The matched type, BB134 has the
same specification.
1
CATHODE
2
ANODE
BB135
1
2
SOD– 323
MARKING DIAGRAM
P5
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
PARAMETER
MIN.
MAX.
VR
continuous reverse voltage
–
30
IF
continuous forward current
–
20
Tstg
storage temperature
–55
+150
Tj
operating junction temperature
–55
+125
UNIT
V
mA
°C
°C
ELECTRICAL CHARACTERISTICS
Tj = 25 °C unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
IR
reverse current
VR = 30 V; see Fig.2
VR = 30 V; Tj = 85 °C; see Fig.2
rs
diode series resistance f = 470 MHz; note 1
Cd
diode capacitance
VR = 0.5 V; f = 1 MHz; see Figs 1 and 3
VR = 28 V;f = 1 MHz; see Figs 1 and 3
Cd( 0.5V ) capacitance ratio
f = 1 MHz
Cd (28V )
Note
1. VR is the value at which Cd = 9 pF.
MIN.
–
–
–
17.5
1.7
8.9
MAX. UNIT
10 nA
200 nA
0.75 Ω
21 pF
2.1 pF
12
BB135–1/2