- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄384404 > HFA3925 (HARRIS SEMICONDUCTOR) 2.4GHz - 2.5GHz 250mW Power Amplifier(2.4GHz - 2.5GHz 250mW 功率放大器) PDF資料下載
參數(shù)資料
| 型號： | HFA3925 |
| 廠商： | HARRIS SEMICONDUCTOR |
| 元件分類： | 衰減器 |
| 英文描述： | 2.4GHz - 2.5GHz 250mW Power Amplifier(2.4GHz - 2.5GHz 250mW 功率放大器) |
| 中文描述： | 2400 MHz - 2483.5 MHz RF/MICROWAVE WIDE BAND LOW POWER AMPLIFIER |
| 文件頁數(shù)： | 4/9頁 |
| 文件大?。?/td> | 112K |
| 代理商： | HFA3925 |
2-4
17
V
G3
Negative bias control for the third PA stage, adjusted to set V
DD3
quiescent bias current, which is typically
90mA. Typical voltage at pin = -0.95V. Input impedance: > 1M
.
18
V
DD2
Positive bias for the second stage of the PA. 2.7V to 6V.
19-22
GND
DC and RF Ground.
23
V
DD3
Positive bias for the third stage of the PA. 2.7V to 6V.
24
GND
DC and RF Ground.
25
RF OUT
RF output of T/R switch and power amplifier for transmit mode.
26
T/R CTRL
0V for transmit mode, +5V for receive mode. Low < = 0.2V, high > = V
DD
-0.2V.
27
V
DD
TR
V
DD
for T/R switch.
28
GND
DC and RF Ground.
NOTE: Process variation will effect V
G3
voltage requirement to develop 90mA stage 3 quiescent current, maximum range = -0.69V to -1.04V.
Pin Description
(Continued)
PINS
SYMBOL
DESCRIPTION
Typical Performance Curves
Power Amplifier Small Signal Performance
NOTE: All data measured at T
A
= 25
o
C and V
G1
, V
G2
and V
G3
adjusted for first stage
quiescent current of 20mA, second stage current of 53mA and third stage current of 90mA, respectively
FIGURE 1. LINEAR GAIN
FIGURE 2. INPUT MATCH
FIGURE 3. OUTPUT MATCH
6V
2.0
2.2
2.4
2.6
2.8
3.0
35
25
20
15
10
FREQUENCY (GHz)
G
30
V
DD1
= V
DD2
= V
DD3
5V
3V
4V
6V
2.0
2.2
2.4
2.6
2.8
3.0
-5
-15
-20
-25
-30
FREQUENCY (GHz)
R
-10
5V
3V
4V
6V
2.0
2.2
2.4
2.6
2.8
3.0
0
-5
-10
-15
-20
FREQUENCY (GHz)
R
5V
3V
4V
HFA3925
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| HFA3926 | 2.0GHz - 2.7GHz 250mW Power Amplifier(2.0GHz - 2.7GHz 250mW 功率放大器) |
| HFA3926IA | 2.0GHz - 2.7GHz 250mW Power Amplifier |
| HFA3926IA96 | 2.0GHz - 2.7GHz 250mW Power Amplifier |
| HFA5251 | 800MHz Monolithic Pin Driver |
| HFCN-1200 | Ceramic High Pass Filter 1340 to 4600 MHz |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HFA3925IA | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Harris Corporation 功能描述: |
| HFA3925IA1K | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| HFA3925IA96 | 制造商:Rochester Electronics LLC 功能描述:- Bulk |
| HFA3926 | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:2.0GHz - 2.7GHz 250mW Power Amplifier |
| HFA3926IA | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:Harris Corporation 功能描述: |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。