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參數(shù)資料
| 型號(hào)： | BB187 |
| 廠商： | 樂(lè)山無(wú)線電股份有限公司 |
| 元件分類： | 參考電壓二極管 |
| 英文描述： | VHF variable capacitance diode |
| 中文描述： | 甚高頻變?nèi)荻O管 |
| 文件頁(yè)數(shù)： | 1/2頁(yè) |
| 文件大小： | 140K |
| 代理商： | BB187 |
LESHAN RADIO COMPANY, LTD.
BB187–1/2
SOD523 SC-79
1
2
BB 187
2
ANODE
1
CATHODE
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
UNIT
V
R
V
RM
I
F
T
stg
T
j
continuous reverse voltage
peak reverse voltage
continuous forward current
storage temperature
operating junction temperature
–
–
–
32
35
20
V
V
in series with a 10 k
resistor
mA
°C
°C
–55
–55
+150
+125
ELECTRICAL CHARACTERISTICS
T
j
=25°C unless otherwise specified.
SYMBOL
I
R
PARAMETER
reverse current
CONDITIONS
V
R
= 30 V; see Fig.2
V
R
= 30 V; T
j
=85°C; see Fig.2
f = 470 MHz; V
R
= 5V
V
R
= 2 V; f = 1 MHz; see Figs 1and 3
V
R
= 25 V; f = 1 MHz; see Figs 1and 3
MIN.
–
–
–
29.3
2.57
MAX.
–
–
–
–
–
TYP.
10
200
0.75
34.2
2.92
UNIT
nA
nA
pF
pF
r
s
C
d
diode series resistance
diode capacitance
C
d(2V)
C
d(25V)
C
d
C
d
capacitance ratio
f = 1 MHz
11
–
–
capacitance matching
V
R
= 2 to 25 V; in a sequence of 15
diodes(gliding)
–
–
2
%
VHF variable capacitance diode
FEATURES
· High linearity
· Excellent matching to 2% DMA
· Ultra small plastic SMD package
· C25: 2.75 pF; ratio: 1
1
· Low series resistance.
APPLICATIONS
· Electronic tuning in VHF television tuners.
· Voltage controlled oscillators (VCO).
DESCRIPTION
The BB187 is a planar technology variable capacitance diode, in a SOD523 (SC-79)
package. The excellent matching performance is achieved by gliding matching and a
direct matching assembly procedure.
MARKING CODE:X
X
1
2
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PDF描述 |
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| BB187 | VHF variable capacitance diode |
| BB187 | VHF variable capacitance diode |
| BB189 | UHF variable capacitance diode |
| BB189 | UHF variable capacitance diode |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| BB187,115 | 功能描述:變?nèi)荻O管 TAPE-7 DIO-RFSS RoHS:否 制造商:Skyworks Solutions, Inc. 電容:5.2 pF 反向電壓:10 V 正向連續(xù)電流:20 mA 端接類型:SMD/SMT 封裝 / 箱體:SC-79 封裝:Reel |
| BB187,135 | 功能描述:變?nèi)荻O管 VHF 32V 34.2pF Variable Cap RoHS:否 制造商:Skyworks Solutions, Inc. 電容:5.2 pF 反向電壓:10 V 正向連續(xù)電流:20 mA 端接類型:SMD/SMT 封裝 / 箱體:SC-79 封裝:Reel |
| BB187,315 | 功能描述:變?nèi)荻O管 VHF 32V 34.2pF Variable Cap RoHS:否 制造商:Skyworks Solutions, Inc. 電容:5.2 pF 反向電壓:10 V 正向連續(xù)電流:20 mA 端接類型:SMD/SMT 封裝 / 箱體:SC-79 封裝:Reel |
| BB187,335 | 功能描述:變?nèi)荻O管 VHF 32V 34.2pF Variable Cap RoHS:否 制造商:Skyworks Solutions, Inc. 電容:5.2 pF 反向電壓:10 V 正向連續(xù)電流:20 mA 端接類型:SMD/SMT 封裝 / 箱體:SC-79 封裝:Reel |
| BB187/L,315 | 制造商:NXP Semiconductors 功能描述:- Tape and Reel |
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