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DISCRETE SEMICONDUCTORS
DATA SHEET
M3D319
BB141
Low-voltage variable
capacitance diode
Preliminary specification
1999 May 12
11011610.051.png
Philips Semiconductors
Preliminary specification
Low-voltage variable capacitance diode
BB141
FEATURES
PINNING
·
Excellent linearity
PIN
DESCRIPTION
·
Ultra small plastic SMD package
1
cathode
·
C4: 2.38 pF; ratio: 1.76
2
anode
·
Low series resistance.
APPLICATIONS
handbook, halfpage 1
2
·
Voltage controlled oscillators (VCO).
MBL026
DESCRIPTION
Marking code: H.
Orientation of marking code as shown.
Cathode side indicated by a bar.
The BB141 is a variable capacitance diode, fabricated in
planar technology, and encapsulated in the
SOD523 (SC-79) ultra small plastic SMD package.
Fig.1 Simplified outline (SOD523; SC-79)
and symbol.
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
V R
continuous reverse voltage
-
6
V
V RM
peak reverse voltage
in series with a 10 k W resistor
-
8
V
I F
continuous forward current
-
20
mA
T stg
storage temperature
-
55
+150
° C
T j
operating junction temperature
-
55
+150
°
C
ELECTRICAL CHARACTERISTICS
T j =25
°
C unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
I R
reverse current
V R = 6 V; see Fig.3
-
-
10
nA
V R =6V; T j =85
C; see Fig.3
-
-
200
nA
r s
diode series resistance
f = 470 MHz; V R =1V
-
0.4
-
W
C d
diode capacitance
V R = 1 V; f = 1 MHz;
see Figs 2 and 4
3.9
4.2
4.5
pF
V R = 4 V; f = 1 MHz;
see Figs 2 and 4
2.22
2.38
2.55
pF
C d1V
capacitance ratio
f = 1 MHz
1.65
1.76
-
( )
C d4V
------------------
( )
1999 May 12
2
°
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Philips Semiconductors
Preliminary specification
Low-voltage variable capacitance diode
BB141
GRAPHICAL DATA
MGS351
10
handbook, full pagewidth
C d
(pF)
8
6
4
2
0
10 - 1
1
V R (V)
10
Fig.2 Diode capacitance as a function of reverse voltage; typical values.
MLC816
10 - 3
MGS352
10 3
handbook, halfpage
handbook, halfpage
I R
(nA)
TC d
(K - 1 )
10 2
10
10 - 4
10 - 1
1
10
0
50
o
100
V R (V)
T ( C)
j
Fig.3 Reverse current as a function of junction
temperature; maximum values.
Fig.4 Temperature coefficient of diode
capacitance as a function of
reverse voltage; typical values.
1999 May 12
3
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Philips Semiconductors
Preliminary specification
Low-voltage variable capacitance diode
BB141
PACKAGE OUTLINE
Plastic surface mounted package; 2 leads
SOD523
A
c
H E
v M A
D
A
0
0.5
1 mm
1
2
scale
E b p
DIMENSIONS (mm are the original dimensions)
UNIT
A
b p
c
D
E
H E
v
(1)
mm
0.7
0.5
0.35
0.25
0.2
0.1
1.3
1.1
0.9
0.7
1.7
1.5
0.15
Note
1. The marking bar indicates the cathode.
OUTLINE
VERSION
REFERENCES
EUROPEAN
PROJECTION
ISSUE DATE
IEC
JEDEC
EIAJ
SOD523
SC-79
98-11-25
DEFINITIONS
Data sheet status
Objective specification
This data sheet contains target or goal specifications for product development.
Preliminary specification
This data sheet contains preliminary data; supplementary data may be published later.
Product specification
This data sheet contains final product specifications.
Limiting values
Limiting values given are in accordance with the Absolute Maximum Rating System (IEC 134). 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 at these or at any other conditions above those given in the Characteristics sections of the specification
is not implied. Exposure to limiting values for extended periods may affect device reliability.
Application information
Where application information is given, it is advisory and does not form part of the specification.
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 customers using or selling these products for
use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such
improper use or sale.
1999 May 12
4
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Philips Semiconductors
Preliminary specification
Low-voltage variable capacitance diode
BB141
NOTES
1999 May 12
5
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