BB159 Datasheet, PDF (2/4 Pages) NXP Semiconductors – UHF variable capacitance diode

Philips Semiconductors
UHF variable capacitance diode
Product specification
BB159
FEATURES
• Excellent linearity
• Very small plastic SMD package
• C28: 2.1 pF; ratio 9
• Low series resistance.
APPLICATIONS
• Electronic tuning in UHF television
tuners
• VCO.
handbook, 4 columns
k
a
MAM130
Marking code: PJ.
Cathode side indicated by a bar.
Fig.1 Simplified outline (SOD323) and symbol.
DESCRIPTION
The BB159 is a variable capacitance
diode, fabricated in planar
technology, and encapsulated in the
SOD323 very small plastic SMD
package.
The matched type, BB149 has the
same specification.
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
PARAMETER
MIN. MAX. UNIT
V_R
continuous reverse voltage
−
30
V
I_F
continuous forward current
−
20
mA
T_stg
storage temperature
−55
+150 °C
T_j
operating junction temperature −55
+125 °C
ELECTRICAL CHARACTERISTICS
T_j = 25 °C; unless otherwise specified.
SYMBOL
PARAMETER
I_R
reverse current
r_s
diode series resistance
C_d
diode capacitance
C--C---_d^-d---₍^-(-₂^-1-₈^--V-_V^--)-₎^-
CC-----_{dd----((--12--98---VV---))-}
capacitance ratio
capacitance ratio
CONDITIONS
V_R = 30 V; see Fig.3
V_R = 30 V; T_j = 85 °C; see Fig.3
f = 470 MHz; note 1
V_R = 1 V; f = 1 MHz; see Figs 2 and 4
V_R = 28 V; f = 1 MHz; see Figs 2 and 4
f = 1 MHz
f = 1 MHz
Note
1. V_R is the value at which C_d = 9 pF.
MIN. TYP. MAX. UNIT
−
−
10 nA
−
−
200 nA
−
−
0.75 Ω
18 −
19.5 pF
1.9 −
2.25 pF
8.2 −
10
1.2 −
−
1996 Oct 03
2