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BB914...
Silicon Variable Capacitance Diode * For FM radio tuner with extended frequency band * High tuning ratio at low supply voltage (car radio) * Monolitic chip (common cathode) for perfect dual diode tracking * Good linearity for C- V curve * High figure of merit * Pb-free (RoHS compliant) package 1) * Qualified according AEC Q101
BB914
!
,
,
Type BB914
Package SOT23
Configuration common cathode
LS(nH) 1.8
Marking SM
Maximum Ratings at TA = 25C, unless otherwise specified Parameter Diode reverse voltage Peak reverse voltage ( R 5k ) Forward current Operating temperature range Storage temperature
1Pb-containing
Symbol VR VRM IF Top Tstg
Value 18 20 50 -55 ... 125 -55 ... 150
Unit V
mA C
package may be available upon special request
1
2007-04-20
BB914...
Electrical Characteristics at TA = 25C, unless otherwise specified Symbol Values Parameter min. DC Characteristics Reverse current VR = 16 V VR = 16 V, TA = 85 C AC Characteristics Diode capacitance
VR = 2 V, f = 1 MHz VR = 8 V, f = 1 MHz CT
Unit max. nA 20 200
typ. -
IR
-
pF 42.5 17.6 43.75 18.7 2.34 0.28 45 19.75 2.42 1.5 %
Capacitance ratio
VR = 2 V, VR = 8 V, f = 1 MHz
CT2 /CT8
2.28 -
Capacitance matching1)
VR = 2 V, VR = 8 V, f = 1 MHz
CT/CT
rS
Series resistance
VR = 2 V, f = 100 MHz
1For
details please refer to Application Note 047.
2
2007-04-20
BB914...
Diode capacitance CT = (VR)
f = 1MHz
Capacitance ratio CTref /CT = (V R)
f = 1MHz
100
pF
5
-
70
CTref / CT
80
4 3.5 3 2.5 2 1.5 1 0.5 0 0
1V
CT
60 50 40 30 20 10 0 0
2V 3V
1
2
3
4
5
6
7
8
V
10
1
2
3
4
5
6
7
8
V
10
VR
VR
3
2007-04-20
Package SOT23
BB914...
Package Outline
0.15 MIN.
1 0.1 0.1 MAX.
1.3 0.1
2.9 0.1
3
B
2.4 0.15
10 MAX.
0.4 +0.1 -0.05
1)
1
2
10 MAX.
C 0.95 1.9
0.08...0.1
A
5
0...8
0.25 M B C
0.2
M
A
1) Lead width can be 0.6 max. in dambar area
Foot Print
0.8
0.9
0.8
1.2
Marking Layout (Example)
Manufacturer
EH s
Pin 1
0.9
1.3
2005, June Date code (YM)
BCW66 Type code
Standard Packing
Reel o180 mm = 3.000 Pieces/Reel Reel o330 mm = 10.000 Pieces/Reel
4 0.9
2.13 2.65
0.2
8
Pin 1
3.15
1.15
4
2007-04-20
BB914...
Edition 2006-02-01 Published by Infineon Technologies AG 81726 Munchen, Germany (c) 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.
5
2007-04-20

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