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參數資料
| 型號： | 934055909115 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 變容二極管 |
| 英文描述： | 6.9 pF, SILICON, VARIABLE CAPACITANCE DIODE |
| 封裝： | ULTRA SMALL, PLASTIC, SMD, SC-79, 2 PIN |
| 文件頁數： | 2/8頁 |
| 文件大?。?/td> | 62K |
| 代理商： | 934055909115 |
2002 Nov 18
2
Philips Semiconductors
Product specication
Low-voltage variable capacitance diodes
BB145B; BB145B-01
FEATURES
Ultra small plastic SMD package
C4: 2.75 pF; ratio: 2.4
Low series resistance.
APPLICATIONS
Voltage controlled oscillators
(VCO).
DESCRIPTION
The BB145B is a planar technology
variable capacitance diode in a
SOD523 (SC-79) package.
The BB145B-01 is a planar
technology variable capacitance
diode in a SOD723 package.
PINNING
PIN
DESCRIPTION
1
cathode
2
anode
Fig.1 Simplified outline
(SOD523; SC-79) and symbol.
handbook, 2 columns
12
MBK441
Marking code: Z.
Orientation of marking code as shown.
Cathode side indicated by a bar.
Z
fpage
12
Top view
Z1
MCE159
Fig.2 Simplified outline
(SOD723) and symbol.
Marking code: Z1.
Orientation of marking code as shown.
Cathode side indicated by a bar.
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 60134).
ELECTRICAL CHARACTERISTICS
Tj =25 °C unless otherwise specied.
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
VR
continuous reverse voltage
6V
VRM
peak reverse voltage
in series with a 10 k
resistor
8V
IF
continuous forward current
20
mA
Tstg
storage temperature
55
+150
°C
Tj
operating junction temperature
55
+150
°C
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
IR
reverse current
VR = 6 V; see Fig.4
10
nA
VR =6V; Tj =85 °C; see Fig.4
200
nA
rs
diode series resistance
f = 470 MHz; VR =1V
0.6
Cd
diode capacitance
VR = 1 V; f = 1 MHz; see Figs 3 and 5
6.4
7.2
pF
VR = 4 V; f = 1 MHz; see Figs 3 and 5
2.55
2.95
pF
capacitance ratio
f = 1 MHz
2.2
CAUTION
This product is supplied in anti-static packing to prevent damage caused by electrostatic discharge during transport
and handling. For further information, refer to Philips specs.: SNW-EQ-608, SNW-FQ-302A and SNW-FQ-302B.
C
d1V
()
C
d4V
()
----------------
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