BB174LX
006
D-2
VHF variable capacitance diode
Rev. 1 — 26 March 2013
Product data sheet
1. Product profile
1.1 General description
The BB174LX is a variable capacitance diode, fabricated in planar technology, and
encapsulated in the SOD882D (DFN1006D-2) ultra small leadless SMD plastic package.
DF
N1
1.2 Features and benefits
Excellent linearity
Ultra small leadless SMD package
C
d(28V)
= 2.1 pF; C
d(1V)
to C
d(28V)
ratio = 9
Low series resistance
1.3 Applications
Voltage Controlled Oscillators (VCO)
2. Pinning information
Table 1.
Pin
1
2
Pinning
Description
cathode
anode
[1]
Simplified outline
Symbol
1
2
sym008
Transparent
top view
[1]
The marking bar indicates the cathode.
3. Ordering information
Table 2.
Ordering information
Package
Name
BB174LX
DFN1006D-2
Description
leadless ultra small plastic package;
2 terminals; body 1
0.6
0.4
Version
SOD882D
Type number
NXP Semiconductors
BB174LX
VHF variable capacitance diode
4. Marking
Table 3.
BB174LX
Marking codes
Marking code
[1]
1000
1010
[1]
For SOD882D binary marking code description, see
Figure 1.
Type number
4.1 Binary marking code description
CATHODE BAR
READING DIRECTION
VENDOR CODE
READING EXAMPLE:
0111
1011
MARKING CODE
(EXAMPLE)
READING DIRECTION
006aac477
Fig 1.
SOD882D binary marking code description
5. Limiting values
Table 4.
Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter
V
R
I
F
T
stg
T
j
reverse voltage
forward current
storage temperature
junction temperature
Conditions
Min Max
-
-
30
20
Unit
V
mA
55
+150
C
55
+125
C
BB174LX
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2013. All rights reserved.
Product data sheet
Rev. 1 — 26 March 2013
2 of 9
NXP Semiconductors
BB174LX
VHF variable capacitance diode
6. Characteristics
Table 5.
Characteristics
T
j
= 25
C unless otherwise specified.
Symbol
I
R
r
s
C
d
Parameter
reverse current
Conditions
V
R
= 30 V
V
R
= 30 V; T
j
= 85
C
diode series resistance f = 470 MHz; C
d
= 30 pF
diode capacitance
f = 1 MHz
V
R
= 1 V
V
R
= 28 V
C
d(1V)
/C
d(2V)
C
d(1V)
/C
d(28V)
diode capacitance ratio f = 1 MHz
(1 V to 2 V)
diode capacitance ratio f = 1 MHz
(1 V to 28 V)
[1]
[1]
[2]
[3]
Min
-
-
-
18.2
1.95
-
8.45
-
Typ
-
-
Max
10
200
Unit
nA
nA
pF
pF
0.65 -
-
2.1
21.3
2.22
1.27 -
9
10.9
C
d(25V)
/C
d(28V)
diode capacitance ratio f = 1 MHz
(25 V to 28 V)
[1]
[2]
[3]
See
Figure 4.
See
Figure 3.
See
Figure 2
and
Figure 5.
1.05 -
30
C
d
(pF)
20
001aae543
0.8
r
s
(Ω)
0.6
001aae544
0.4
10
0.2
0
10
−1
1
10
V
R
(V)
10
2
0
10
−1
1
10
V
R
(V)
10
2
f = 1 MHz; T
j
= 25
C.
f = 470 MHz; T
j
= 25
C.
Fig 2.
Diode capacitance as a function of reverse
voltage; typical values
Fig 3.
Diode series resistance as a function of
reverse voltage; typical values
BB174LX
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2013. All rights reserved.
Product data sheet
Rev. 1 — 26 March 2013
3 of 9
NXP Semiconductors
BB174LX
VHF variable capacitance diode
10
3
I
R
(nA)
10
2
001aae541
10
−2
TC
Cd
(K
−1
)
10
−3
001aae542
10
10
−4
1
0
20
40
60
80
T
j
(°C)
100
10
−5
10
−1
1
10
V
R
(V)
10
2
T
j
= 25
C
to 85
C.
Fig 4.
Reverse current as a function of junction
temperature; maximum values
Fig 5.
Diode capacitance temperature coefficient as a
function of reverse voltage; typical values
BB174LX
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2013. All rights reserved.
Product data sheet
Rev. 1 — 26 March 2013
4 of 9
NXP Semiconductors
BB174LX
VHF variable capacitance diode
7. Package outline
DFN1006D-2: Leadless ultra small plastic package; 2 terminals; body 1 x 0.6 x 0.4 mm
SOD882D
(2x)
L
1
(2x)
w
A
1
2
b
(2x)
(2x)
w
e
B
A
A
1
y
E
A
D
(2)
B
Dimensions
Unit
mm
max
nom
min
A
(1)
0.4
A
1
b
D
E
e
L
1
w
0.1
y
0.03
0
0.5
scale
1 mm
0.04 0.55 0.65 1.05
0.30
0.50 0.60 1.00 0.65 0.25
0.45 0.55 0.95
0.22
Note
1. Dimension including plating thickness.
2. The marking bar indicates the cathode (if applicable).
Outline
version
SOD882D
References
IEC
JEDEC
JEITA
European
projection
sod882d_po
Issue date
10-09-27
12-05-01
Fig 6.
BB174LX
Package outline SOD882D (DFN1006D-2)
All information provided in this document is subject to legal disclaimers.
© NXP B.V. 2013. All rights reserved.
Product data sheet
Rev. 1 — 26 March 2013
5 of 9
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