DataSheet8.cn


PDF ( 数据手册 , 数据表 ) BB179B

零件编号 BB179B
描述 UHF variable capacitance diode
制造商 Leshan Radio Company
LOGO Leshan Radio Company LOGO 


1 Page

No Preview Available !

BB179B 数据手册, 描述, 功能
www.DataSheet4U.com
LESHAN RADIO COMPANY, LTD.
UHF variable capacitance diode
FEATURES
· Excellent linearity
· Excellent matching to 2% DMA
· Ultra small plastic SMD package
· C28: 2.1 pF; ratio: 9
· Low series resistance.
APPLICATIONS
· Electronic tuning in UHF television tuners
· Voltage controlled oscillators
DESCRIPTION
The BB179B 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.
1
CATHODE
2
ANODE
BB 179B
1
2
SOD523 SC-79
LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
PARAMETER
CONDITIONS
V R continuous reverse voltage
V RM
peak reverse voltage
in series with a 10 kresistor
I F continuous forward current
T stg storage temperature
T j operating junction temperature
MIN.
–55
–55
MAX.
32
35
20
+150
+125
UNIT
V
V
mA
°C
°C
ELECTRICAL CHARACTERISTICS T j =25°C unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
IR
rs
Cd
C d(1V)
C d(2V)
C d(1V)
C d(28V)
C d(25V)
C d(28V)
C d
Cd
reverse current
diode series resistance
diode capacitance
capacitance ratio
V R = 30 V; see Fig.2
V R = 30 V; T j =85°C; see Fig.2
f = 470 MHz;
V R is the value at which Cd =9 pF
V R = 1 V; f = 1 MHz; see Figs 1and 3
V R = 28 V; f = 1 MHz; see Figs 1and 3
f = 1 MHz
capacitance ratio
f = 1 MHz
capacitance ratio
f = 1 MHz
capacitance matching V R = 1 to 28 V; in a sequence of 15
diodes(gliding)
MIN.
MAX.
0.6
TYP.
10
200
0.75
18.22
20
1.9 – 2.25
– 1.27 –
8.45 – 10
– 1.05 –
– –2
UNIT
nA
nA
pF
pF
%
BB179B–1/2












页数 2 页
下载[ BB179B.PDF 数据手册 ]


分享链接

Link :

推荐数据表

零件编号描述制造商
BB179UHF variable capacitance diodePhilipss
Philipss
BB179UHF variable capacitance diodeLeshan Radio Company
Leshan Radio Company
BB179UHF VARIABLE CAPACITANCE DIODEUnisonic Technologies
Unisonic Technologies
BB179BUHF variable capacitance diodePhilipss
Philipss

零件编号描述制造商
STK15C88256-Kbit (32 K x 8) PowerStore nvSRAMCypress Semiconductor
Cypress Semiconductor
NJM4556DUAL HIGH CURRENT OPERATIONAL AMPLIFIERNew Japan Radio
New Japan Radio
EL1118-G5 PIN LONG CREEPAGE SOP PHOTOTRANSISTOR PHOTOCOUPLEREverlight
Everlight


DataSheet8.cn    |   2020   |  联系我们   |   搜索  |  Simemap