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SW-438TR-3000 PDF预览

SW-438TR-3000

更新时间: 2024-11-14 22:25:11
品牌 Logo 应用领域
泰科 - TE 开关射频微波光电二极管
页数 文件大小 规格书
4页 87K
描述
GaAs SPDT Switch DC. 3.0 GHz

SW-438TR-3000 技术参数

是否Rohs认证: 不符合生命周期:Transferred
Reach Compliance Code:unknown风险等级:5.18
1dB压缩点:26 dBm最大插入损耗:0.8 dB
最小隔离度:21 dB安装特点:SURFACE MOUNT
功能数量:1端子数量:6
准时:0.02 µs最大工作频率:3000 MHz
封装主体材料:PLASTIC/EPOXY封装等效代码:TSSOP6,.08
电源:3 V射频/微波设备类型:SPDT
子类别:RF/Microwave Switches表面贴装:YES
技术:GAASBase Number Matches:1

SW-438TR-3000 数据手册

 浏览型号SW-438TR-3000的Datasheet PDF文件第2页浏览型号SW-438TR-3000的Datasheet PDF文件第3页浏览型号SW-438TR-3000的Datasheet PDF文件第4页 
GaAs SPDT Switch  
DC– 3.0 GHz  
V 1.00  
Features  
Functional Schematic  
·
·
·
·
Low Insertion Loss, 0.7 dB @ 2.4 GHz1  
High Isolation, 25 dB @ 2.4 GHz1  
C=8pF  
C 39pF  
C=100pF  
C=100pF  
C=100pF  
C=100pF  
Low Power Consumption, < 10 µA @ +3 V  
Low Cost Plastic SOT-363 Package  
V1  
RFC  
V2  
V1  
RFC  
V2  
1. For best results at 2.4 GHz, use 8 pF 0402 profile SMT capaci-  
tors on RF ports and 100 pF bypassing on pins 4 and 6.  
Description  
The SW-438 is a GaAs MMIC SPDT switch in a low cost  
SOT-363 surface mount plastic package. Typical applica-  
tions include transmit/receive switching for Bluetooth and  
WLAN equipment. The SW-438 can also be used in applica-  
tions up to 500 mW in systems such as cellular, PCS,  
DCS1800, GSM, CDMA and other analog and digital wire-  
less communications systems.  
RF1  
GND  
RF2  
RF1  
GND  
RF2  
PIN 1  
PIN 1  
Broad Band Applications  
39pF  
2.4 GHz Application  
C=8pF  
C=8pF  
C
C 39pF  
M/A-COM fabricates the SW-438 using a 0.5 micron gate  
length GaAs p-HEMT process. The process features full pas-  
sivation for increased performance and reliability.  
Pin Configuration  
Pin No.  
Function  
Description  
1
2
3
4
5
RF1  
GND  
RF2  
V2  
RF Input/Output  
RF Ground  
External Component Requirements  
RF Input/Output  
Control 2 Input  
RF Common Port  
Please note the values of the external capacitors. The ca-  
pacitors at each of the RF ports are used as for achieving  
optimum insertion loss. They also provide DC blocking for  
positive control. The 8 pF (0402) capacitor is recom-  
mended for 2 - 3 GHz operation. If this value is changed or  
the capacitor placed too far from the switch, the perform-  
ance will be affected. We also recommend 100 pF bypass  
capacitors on pins 4 and 6.  
RFC  
6
V1  
Control 1 Input  
Ordering Information  
For broadband applications with positive control voltages,  
use DC blocking capacitors with value of 39 pF or more.  
Part Number  
SW-438TR-3000  
SW-438SMB  
Package  
SW-438 on 13 Inch, 3000 piece Reel  
SW-438 sample test board  
Truth Table  
Mode  
V1  
V2  
RFC-RF1  
RFC-RF2  
(Control)  
Positive1  
0 + 0.2V  
+2.3 to +5V  
+2.3 to +5V  
0 + 0.2V  
Off  
On  
On  
Off  
Negative 2  
0 + 0.2V  
-2.3 to +5V  
-2.3 to +5V  
0 + 0.2V  
On  
Off  
Off  
On  
1. External DC blocking capacitors are required on all RF ports.  
2. If negative control is used, DC blocking capacitors are not required on RF ports.  

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