參數(shù)資料
型號: MMBD101
廠商: 樂山無線電股份有限公司
英文描述: Schottky Barrier Diodes
中文描述: 肖特基勢壘二極管
文件頁數(shù): 2/2頁
文件大?。?/td> 52K
代理商: MMBD101
LESHAN RADIO COMPANY, LTD.
G15–2/2
TYPICAL CHARACTERISTICS
(T
A
= 25°C unless noted)
MMBD101LT1
T
A
, AMBIENT TEMPERATURE (°C)
Figure 1. Reverse Leakage
V
F
, FORWARD VOLTAGE (VOLTS)
Figure 2. Forward Voltage
V
R
, REVERSE VOLTAGE (VOLTS)
Figure 3. Capacitance
P
LO
, LOCAL OSCILLATOR POWER (mW)
Figure 4. Noise Figure
Figure 5. Noise Figure Test Circuit
I
F
,
I
R
,
μ
A
UHF
NOISE SOURCE
H.P. 349A
NOTES ON TESTING AND SPECIFICATIONS
Note 1 — C
C
and C
T
are measured using a capacitance bridge
(Boonton Electronics Model 75A or equivalent).
Note 2 — Noise figure measured with diode under test in tuned
diode mount using UHF noise source and local
oscillator (LO) frequency of 1.0 GHz. The LO power
is adjusted for 1.0 mW. IF amplifier NF = 1.5 dB,
f = 30 MHz, see Figure 5.
Note 3 — L
S
is measured on a package having a short instead
of a die, using an impedance bridge (Boonton Radio
Model 250A RX Meter).
N
V
R
= 3.0Vdc
C
1.0
0.7
0.5
0.2
0.1
0.07
0.05
0.02
0.01
30
40
50
60
70
80
90
100
110
120
130
100
10
10
0.1
0.3
0.4
0.5
0.6
0.7
1.0
0.9
0.8
0.7
0.6
0
1.0
2.0
3.0
4.0
11
10
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0.1
0.2
0.5
1.0
2.0
5.0
10
T
A
= 25°C
T
A
= –40°C
T
A
= 85°C
LOCAL OSCILLATOR FREQUENCY = 1.0 GHz
(TEST CIRCUIT IN FIGURE 5)
DIODE IN
TUNED
MOUNT
LOCAL
OSCILLATOR
IF AMPLIFIER
NF = 1.5 dB
f = 30 MHz
NOISE
FIGURE METER
H.P. 342A
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