DATA SH EET
Product specification 2002 Feb 18
DISCRETE SEMICONDUCTORS
BB202
Low-voltage variable capacitance
diode
M3D319
2002 Feb 18 2
Philips Semiconductors Product specification
Low-voltage variable capacitance diode BB202
FEATURES
•Very steep C/V curve
•C0.2: 30.5 pF; C2.3: 9.5 pF
•C0.2 to C2.3 ratio: min. 2.5
•Very low series resistance
•Ultra small SMD plastic package.
APPLICATIONS
•Electronic tuning in FM radio
•Voltage Controlled Oscillators (VCO).
DESCRIPTION
The BB202 is a variable capacitance diode, fabricated in
planar technology, and encapsulated in the SOD523 ultra
small SMD plastic package.
MARKING
PINNING
TYPE NUMBER MARKING CODE
BB202 L2
PIN DESCRIPTION
1 cathode
2 anode
handbook, 2 columns
12
MBK441
The marking bar indicates the cathode.
Fig.1 Simplified outline (SOD523) and symbol.
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 60134).
ELECTRICAL CHARACTERISTICS
Tj=25°C unless otherwise specified.
SYMBOL PARAMETER MIN. MAX. UNIT
VRcontinuous reverse voltage −6V
I
Fcontinuous forward current −10 mA
Tstg storage temperature −55 +85 °C
Tjoperating junction temperature −55 +85 °C
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
IRreverse current VR= 6 V; see Fig.3 −−10 nA
VR=6V; T
j=85°C; see
Fig 3 −−100 nA
rsdiode series resistance f = 100 MHz; C = 30 pF −0.35 0.6 Ω
Cddiode capacitance VR= 0.2; f = 1 MHz;
see Fig.2 and Fig.4 28.2 −33.5 pF
VR= 2.3; f = 1 MHz;
see Fig.2 and Fig.4 7.2 −11.2 pF
capacitance ratio f = 1 MHz 2.5 −−
C
d 0.2V()
C
d 2.3V()
--------------------
2002 Feb 18 3
Philips Semiconductors Product specification
Low-voltage variable capacitance diode BB202
GRAPHICAL DATA
handbook, full pagewidth
0
40
10
30
20
MBL416
10-1 1
Cd
(pF)
VR (V) 10
Fig.2 Diode capacitance as a function of reverse voltage; typical values.
handbook, halfpage
100
Tj (°C)
0 20 40 60
IR
(nA)
80
103
102
10
1
MBL418
Fig.3 Reverse current as a function of junction
temperature; maximum values.
handbook, halfpage
10−3
TCd
(K−1)
10−4
MBL417
10−1110
V
R
(V)
Fig.4 Temperature coefficient of diode
capacitance as a function of reverse
voltage; typical values.
2002 Feb 18 4
Philips Semiconductors Product specification
Low-voltage variable capacitance diode BB202
PACKAGE OUTLINE
REFERENCES
OUTLINE
VERSION EUROPEAN
PROJECTION ISSUE DATE
IEC JEDEC EIAJ
SOD523 SC-79 98-11-25
Plastic surface mounted package; 2 leads SOD523
0 0.5 1 mm
scale
D
12
H
E
E
b
p
A
c
vM
A
A
UNIT bpcDEv
mm 0.35
0.25 0.2
0.1 0.15
0.9
0.7
1.3
1.1
A
0.7
0.5
HE
1.7
1.5
DIMENSIONS (mm are the original dimensions)
Note
1. The marking bar indicates the cathode.
(1)
2002 Feb 18 5
Philips Semiconductors Product specification
Low-voltage variable capacitance diode BB202
DATA SHEET STATUS
Notes
1. Please consult the most recently issued data sheet before initiating or completing a design.
2. The product status of the device(s) described in this data sheet may have changed since this data sheet was
published. The latest information is available on the Internet at URL http://www.semiconductors.philips.com.
DATA SHEET STATUS(1) PRODUCT
STATUS(2) DEFINITIONS
Objective data Development This data sheet contains data from the objective specification for product
development. Philips Semiconductors reserves the right to change the
specification in any manner without notice.
Preliminary data Qualification This data sheet contains data from the preliminary specification.
Supplementary data will be published at a later date. Philips
Semiconductors reserves the right to change the specification without
notice, in order to improve the design and supply the best possible
product.
Product data Production This data sheet contains data from the product specification. Philips
Semiconductors reserves the right to make changes at any time in order
to improve the design, manufacturing and supply. Changes will be
communicated according to the Customer Product/Process Change
Notification (CPCN) procedure SNW-SQ-650A.
DEFINITIONS
Short-form specification The data in a short-form
specification is extracted from a full data sheet with the
same type number and title. For detailed information see
the relevant data sheet or data handbook.
Limiting values definition Limiting values given are in
accordance with the Absolute Maximum Rating System
(IEC 60134). Stress above one or more of the limiting
values may cause permanent damage to the device.
These are stress ratings only and operation of the device
attheseoratanyotherconditionsabovethosegiveninthe
Characteristics sections of the specification is not implied.
Exposure to limiting values for extended periods may
affect device reliability.
Application information Applications that are
described herein for any of these products are for
illustrative purposes only. Philips Semiconductors make
norepresentationorwarrantythatsuch applicationswillbe
suitable for the specified use without further testing or
modification.
DISCLAIMERS
Life support applications These products are not
designed for use in life support appliances, devices, or
systems where malfunction of these products can
reasonably be expected to result in personal injury. Philips
Semiconductorscustomersusingorselling theseproducts
for use in such applications do so at their own risk and
agree to fully indemnify Philips Semiconductors for any
damages resulting from such application.
Right to make changes Philips Semiconductors
reserves the right to make changes, without notice, in the
products, including circuits, standard cells, and/or
software, described or contained herein in order to
improve design and/or performance. Philips
Semiconductors assumes no responsibility or liability for
theuse of anyoftheseproducts,conveysnolicence or title
under any patent, copyright, or mask work right to these
products,andmakesnorepresentations or warranties that
these products are free from patent, copyright, or mask
work right infringement, unless otherwise specified.
2002 Feb 18 6
Philips Semiconductors Product specification
Low-voltage variable capacitance diode BB202
NOTES
2002 Feb 18 7
Philips Semiconductors Product specification
Low-voltage variable capacitance diode BB202
NOTES
© Koninklijke Philips Electronics N.V. 2002 SCA74
All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner.
The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed
without notice. No liability will be accepted by the publisher for any consequence of its use. Publication thereof does not convey nor imply any license
under patent- or other industrial or intellectual property rights.
Philips Semiconductors – a w orldwide compan y
Contact information
For additional information please visit http://www.semiconductors.philips.com. Fax: +31 40 27 24825
For sales offices addresses send e-mail to: sales.addresses@www.semiconductors.philips.com.
Printed in The Netherlands 613514/01/pp8 Date of release: 2002 Feb 18 Document order number: 9397 750 09195
