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參數(shù)資料
| 型號： | AT-259TR |
| 元件分類： | 衰減器 |
| 英文描述： | 0 MHz - 2000 MHz RF/MICROWAVE VARIABLE ATTENUATOR, 3.8 dB INSERTION LOSS-MAX |
| 封裝： | PLASTIC, TO-253AA, SOT-143, 4 PIN |
| 文件頁數(shù)： | 2/3頁 |
| 文件大?。?/td> | 79K |
| 代理商： | AT-259TR |
North America Tel: 800.366.2266 / Fax: 978.366.2266
Europe Tel: 44.1908.574.200 / Fax: 44.1908.574.300
Asia/Pacific Tel: 81.44.844.8296 / Fax: 81.44.844.8298
Visit www.macom.com for additional data sheets and product information.
M/A-COM Inc. and its affiliates reserve the right to make changes to the product(s) or
information contained herein without notice.
2
Voltage Variable Absorptive Attenuator
12 dB, DC - 2.0 GHz
M/A-COM Products
Rev. V5
AT-259
ADVANCED: Data Sheets contain information regarding a product M/A-COM is considering for
development. Performance is based on target specifications, simulated results, and/or prototype
measurements. Commitment to develop is not guaranteed.
PRELIMINARY: Data Sheets contain information regarding a product M/A-COM has under develop-
ment. Performance is based on engineering tests. Specifications are typical. Mechanical outline has
been fixed. Engineering samples and/or test data may be available. Commitment to produce in
volume is not guaranteed.
SOT-143
Electrical Specifications: TA = 25°C, Z0 = 50 Ω
Parameter
Test Conditions
4
Frequency
Units
Min.
Typ.
Max.
Insertion Loss
—
DC - 0.1 GHz
DC - 0.5 GHz
DC - 1.0 GHz
DC - 2.0 GHz
dB
—
2.9
3.0
3.2
3.4
3.1
3.2
3.5
3.8
Flatness
(Peak to Peak)
5 dB Attenuation
10 dB Attenuation
15 dB Attenuation
DC - 2.0 GHz
dB
—
+ 0.2
+ 2.3
+ 7.0
+ 0.4
+ 2.5
+ 7.5
Output Impedance
—
Ohms
—
50
—
VSWR
—
Ratio
—
2.1:1
—
Trise, Tfall
10% to 90% RF, 90% to 10% RF
—
nS
—
3
—
Ton, Toff
50% Control to 90% RF, 50% Control to 10% RF
—
nS
—
5
—
Transients
In Band
—
mV
—
10
—
Power Handling
Linear Operation
Absolute maximum Input Power
—
dBm
—
13
21
IP2
Measured Relative to Input Power
(For two-tone Input Power Up to +5 dBm)
0.05 GHz
0.5 - 2.0 GHz
dBm
—
34
47
—
IP3
Measured Relative to Input Power
(For two-tone Input Power Up to +5 dBm)
0.05 GHz
0.5 - 2.0 GHz
dBm
18
18.5
31
5
36
5
—
4. Control voltage: 0 to -4 volts @ 20 A typical.
5. For levels above 6 dB attenuation. For levels below 6 dB, the minimum specification numbers apply.
Meets JEDEC moisture sensitivity level 1 requirements.
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