參數(shù)資料
型號: BB157
廠商: NXP SEMICONDUCTORS
元件分類: 參考電壓二極管
英文描述: VHF variable capacitance diode
中文描述: VHF BAND, SILICON, VARIABLE CAPACITANCE DIODE
封裝: PLASTIC, SC-76, 2 PIN
文件頁數(shù): 2/8頁
文件大?。?/td> 59K
代理商: BB157
2002 Mar 05
2
Philips Semiconductors
Product specification
VHF variable capacitance diode
BB157
FEATURES
High linearity
Excellent matching to 2% DMA
Very small plastic SMD package
C25: 2.75 pF; ratio: min. 11
Low series resistance.
APPLICATIONS
Electronic tuning in VHF television tuners
Voltage controlled oscillators (VCO).
DESCRIPTION
The BB157 is a variable capacitance diode, fabricated in
planar technology and encapsulated in the SOD323
(SC-76) very small plastic SMD package. The excellent
matching performance is achieved by gliding matching
and a Direct Matching Assembly (DMA) procedure.
MARKING
PINNING
TYPE NUMBER
MARKING CODE
BB157
PG
PIN
DESCRIPTION
1
2
cathode
anode
handbook, 2 columns
2
MAM392
Fig.1
Simplified outline SOD323 (SC76) and
symbol.
The marking bar indicates the cathode.
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 60134).
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
55
55
30
35
20
+150
+150
V
V
mA
°
C
°
C
in series with a 10 k
resistor
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