參數(shù)資料
型號(hào): HVM27WK
廠商: Hitachi,Ltd.
元件分類: 參考電壓二極管
英文描述: Variable Capacitance Diode for FM tuner
中文描述: 變?nèi)荻O管調(diào)頻調(diào)諧器
文件頁數(shù): 2/5頁
文件大?。?/td> 26K
代理商: HVM27WK
HVM27WK
2
Electrical Characteristics
(Ta = 25°C)
Item
Symbol
Min
Typ
Max
Unit
Test Condition
Reverse voltage
V
R
I
R
C
1
C
2
C
8
n
1
n
2
r
s
C/C*
1
20
V
I
R
= 10
μ
A
V
R
= 15V
V
R
= 1V, f = 1MHz
V
R
= 2V, f = 1MHz
V
R
= 8V, f = 1MHz
C
1
/C
8
C
2
/C
8
V
R
= 2V, f = 100MHz
V
R
= 1 to 8V
Reverse current
50
nA
Capacitance
52.0
62.0
pF
43.0
48.1
24.0
28.0
Capacitance ratio
1.80
1.70
Series resistance
0.4
Matching error
Notes: 1. A set of HVM27WK is of uniform C-V characteristics.
Measure max. value and min. value of capacitance at each bias point of V
R
= 1V through 8V.
Calculate Matching Error,
C/C =
Cmin
2. Each group shall uniform a multiple of 4 diodes.
3.0
%
×
100 (%)
(Cmax – Cmin)
0
10
20
30
10
–6
10
–8
10
–10
10
–12
Reverse voltage V (V)
R
R
10
–11
10
–9
10
–7
10
–13
Fig.1 Reverse current Vs. Reverse voltage
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