VHF variable capacitance diode
BB181
VHF variable capacitance diode
Rev. 03 — 16 February 2009
Product data sheet
1. Product profile
1.1 General desc...
Description
BB181
VHF variable capacitance diode
Rev. 03 — 16 February 2009
Product data sheet
1. Product profile
1.1 General description
The BB181 is a variable capacitance diode, fabricated in planar technology and encapsulated in the SOD523 (SC-79) ultra small plastic SMD package.
1.2 Features
I Excellent linearity I Ultra small plastic SMD package I Cd(28V) : 1 pF; Cd(0V5) to Cd(28V) ratio : 14
1.3 Applications
I Electronic tuning in satellite tuners I Tunable coupling I Voltage Controlled Oscillators (VCO)
2. Pinning information
Table 1. Pin 1 2
Pinning Description cathode anode
[1] The marking bar indicates the cathode.
3. Ordering information
Simplified outline Graphic symbol
[1]
12
sym008
Table 2. Ordering information
Type number Package
Name
Description
BB181
SC-79
plastic surface mounted package; 2 leads
Version SOD523
NXP Semiconductors
BB181
VHF variable capacitance diode
4. Marking
Table 3. Marking codes Type number BB181
Marking code N
5. Limiting values
Table 4. Limiting values In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter
Conditions
VR reverse voltage IF forward current Tstg storage temperature Tj junction temperature
Min Max Unit - 30 V - 20 mA −55 +150 °C −55 +150 °C
6. Characteristics
Table 5. Characteristics Tj = 25 °C unless otherwise specified.
Symbol
Parameter
Conditions
IR reverse current
rs diode series resistance Cd diode capacitance
see Figure 2
VR = 30 V VR = 30 V; Tj = 85 °C f = 470 MHz a...
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