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BB135 Datasheet(PDF) 1 Page - Leshan Radio Company

Part No. BB135
Description  UHF Variable Capacitance Diode
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Maker  LRC [Leshan Radio Company]
Homepage  http://www.lrc.cn/
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BB135 Datasheet(HTML) 1 Page - Leshan Radio Company

   
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LESHAN RADIO COMPANY, LTD.
BB135–1/2
UHF Variable Capacitance
Diode
SOD– 323
1
2
BB135
P5
MARKING DIAGRAM
2
ANODE
1
CATHODE
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.
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
PARAMETER
MIN.
MAX.
UNIT
VR
continuous reverse voltage
30
V
IF
continuous forward current
20
mA
Tstg
storage temperature
–55
+150
°C
Tj
operating junction temperature
–55
+125
°C
ELECTRICAL CHARACTERISTICS
Tj = 25 °C unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX. UNIT
IR
reverse current
VR = 30 V; see Fig.2
10
nA
VR = 30 V; Tj = 85 °C; see Fig.2
200
nA
rs
diode series resistance
f = 470 MHz; note 1
0.75
Cd
diode capacitance
VR = 0.5 V; f = 1 MHz; see Figs 1 and 3
17.5
21
pF
VR = 28 V;f = 1 MHz; see Figs 1 and 3
1.7
2.1
pF
Cd( 0.5V )
capacitance ratio
f = 1 MHz
8.9
12
Cd (28V )
Note
1. VR is the value at which Cd = 9 pF.


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