INFINEON BB439_07

BB439...
Silicon Variable Capacitance Diode
• For VHF tuned circuit applications
• High figure of merit
• Pb-free (RoHS compliant) package 1)
• Qualified according AEC Q101
BB439
Type
BB439
Package
SOD323
Configuration
single
LS(nH)
1.8
Marking
white 2
Maximum Ratings at TA = 25°C, unless otherwise specified
Parameter
Symbol
Diode reverse voltage
VR
28
Peak reverse voltage
VRM
30
Forward current
IF
20
mA
Operating temperature range
Top
-55 ... 125
°C
Storage temperature
Tstg
-55 ... 150
Value
Unit
V
( R ≥ 5kΩ )
1Pb-containing
package may be available upon special request
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BB439...
Electrical Characteristics at TA = 25°C, unless otherwise specified
Symbol
Values
Parameter
min.
typ.
Unit
max.
DC Characteristics
Reverse current
IR
nA
VR = 28 V
-
-
20
VR = 28 V, TA = 85 °C
-
-
200
AC Characteristics
Diode capacitance
pF
CT
VR = 1 V, f = 1 MHz
-
43
-
VR = 2 V, f = 1 MHz
31.5
34.5
37.5
VR = 3 V, f = 1 MHz
26.5
29
31.5
VR = 25 V, f = 1 MHz
4.3
5.1
6
CT2 /CT25
6
6.9
8
CT3 /CT25
5
5.8
6.5
∆CT/CT
-
-
3
%
rS
-
0.35
0.5
Ω
VR = 3 V, f = 50 MHz
-
280
-
VR = 25 V, f = 200 MHz
-
600
-
Capacitance ratio
VR = 2 V, VR = 25 V, f = 1 MHz
Capacitance ratio
VR = 3 V, VR = 25 V, f = 1 MHz
Capacitance matching1)
VR = 3 V, VR = 25 V, f = 1 MHz
Series resistance
VR = 10 V, f = 100 MHz
Figure of merit
1For
Q
details please refer to Application Note 047.
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2007-04-20
BB439...
Diode capacitance CT = ƒ (VR)
Temperature coefficient of the diode
f = 1MHz
capacitance TCc = ƒ (VR)
60
10 -3
EHD07036
pF
50
1/°C
40
TCc
CT
BB 439
10 -4
30
20
10
0
10 -1
10
0
10
1
V
VR
10
10 -5 0
10
2
10
1
V
10
2
VR
3
2007-04-20
Package SOD323
BB439...
Package Outline
0.9 +0.2
-0.1
+0.2
1.25 -0.1
0 ±0.05
A
1.7 +0.2
-0.1
Cathode
marking
0.45 ±0.15
2.5 ±0.2
2
1
0.3 +0.1
-0.05
+0.05
0.3 -0.2
0.15 +0.1
-0.06
0.25 M A
0.8
1.7
0.8
Foot Print
0.6
Marking Layout (Example)
BAR63-03W
Type code
Cathode marking
Laser marking
Standard Packing
Reel ø180 mm = 3.000 Pieces/Reel
Reel ø330 mm = 10.000 Pieces/Reel
0.2
2
2.9
8
4
Cathode
marking
0.65
1.35
4
1
2007-04-20
BB439...
Edition 2006-02-01
Published by
Infineon Technologies AG
81726 München, Germany
© Infineon Technologies AG 2007.
All Rights Reserved.
Attention please!
The information given in this dokument shall in no event be regarded as a guarantee
of conditions or characteristics (“Beschaffenheitsgarantie”). With respect to any
examples or hints given herein, any typical values stated herein and/or any information
regarding the application of the device, Infineon Technologies hereby disclaims any
and all warranties and liabilities of any kind, including without limitation warranties of
non-infringement of intellectual property rights of any third party.
Information
For further information on technology, delivery terms and conditions and prices
please contact your nearest Infineon Technologies Office (www.infineon.com).
Warnings
Due to technical requirements components may contain dangerous substances.
For information on the types in question please contact your nearest
Infineon Technologies Office.
Infineon Technologies Components may only be used in life-support devices or
systems with the express written approval of Infineon Technologies, if a failure of
such components can reasonably be expected to cause the failure of that
life-support device or system, or to affect the safety or effectiveness of that
device or system.
Life support devices or systems are intended to be implanted in the human body,
or to support and/or maintain and sustain and/or protect human life. If they fail,
it is reasonable to assume that the health of the user or other persons
may be endangered.
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