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SA03

更新时间: 2024-02-05 21:34:35
品牌 Logo 应用领域
凌云 - CIRRUS 放大器脉冲
页数 文件大小 规格书
5页 205K
描述
Pulse Width Modulation Amplifier

SA03 技术参数

是否Rohs认证: 符合生命周期:Obsolete
零件包装代码:DFM包装说明:,
针数:12Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.59模拟集成电路 - 其他类型:BRUSH DC MOTOR CONTROLLER
JESD-30 代码:R-CDFM-P12功能数量:1
端子数量:12最高工作温度:125 °C
最低工作温度:-55 °C最大输出电流:40 A
封装主体材料:CERAMIC, METAL-SEALED COFIRED封装形状:RECTANGULAR
封装形式:FLANGE MOUNT峰值回流温度(摄氏度):NOT SPECIFIED
认证状态:Not Qualified最大供电电压 (Vsup):16 V
最小供电电压 (Vsup):14 V标称供电电压 (Vsup):15 V
表面贴装:NO温度等级:MILITARY
端子形式:PIN/PEG端子位置:DUAL
处于峰值回流温度下的最长时间:NOT SPECIFIEDBase Number Matches:1

SA03 数据手册

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SA03  
Produ c Innova t i o n From  
Pulse Width Modulation Amplifier  
FEATURES  
WIDEꢀSUPPLYꢀRANGE—16-100V  
30AꢀCONTINUOUSꢀTOꢀ60°Cꢀcase  
3ꢀPROTECTIONꢀCIRCUITS  
SA03  
USA  
TE949311  
BeO  
ANALOGꢀORꢀDIGITALꢀINPUTS  
SYNCHRONIZEDꢀORꢀEXTERNALꢀOSCILLATOR  
FLEXIBLEꢀFREQUENCYꢀCONTROL  
APPLICATIONS  
MOTORSꢀTOꢀ4HP  
•ꢀREACTIVEꢀLOADS  
12-PINꢀPOWERꢀDIP  
PACKAGEꢀSTYLEꢀCR  
LOWꢀFREQUENCYꢀSONAR  
LARGEꢀPIEZOꢀELEMENTS  
OFF-LINEꢀDRIVERS  
C-DꢀWELDꢀCONTROLLER  
EXTERNALꢀCONNECTIONS  
DESCRIPTION  
ISENSE A  
CLK IN  
CLK OUT  
+PWM  
The SA03 is a pulse width amplifier that can supply 3000W  
to the load. An internal 45kHz oscillator requires no external  
components. The clock input stage divides the oscillator fre-  
quencybytwo, whichprovidesthebasicswitchingof22.5kHz.  
External oscillators may also be used to lower the switching  
frequencyortosynchronizemultipleamplifiers.Currentsensing  
is provided for each half of the bridge giving amplitude and  
direction data.A shutdown input turns off all four drivers of the  
Hbridgeoutput.Ahighsidecurrentlimitandtheprogrammable  
low side current limit protect the amplifier from shorts to sup-  
ply or ground in addition to load shorts. The H bridge output  
MOSFETs are protected from thermal overloads by directly  
sensingthetemperatureofthedie.The12-pinhermeticMO-127  
power package occupies only 3 square inches of board space.  
1
2
3
4
5
6
12  
A OUT  
VCC  
11  
10  
9
*
TOP  
VIEW  
*
–PWM/RAMP  
+VS  
B OUT  
I SENSE B  
8
GND  
7
ILIM/SHDN  
Case tied to pin 5. Allow no current in case. Bypassing of supplies  
is required. Package is Apex MO-127 (STD). See Outline  
Dimensions/Packages in Apex data book.  
If +PWM > RAMP/–PWM then A OUT > B OUT.  
* See text.  
BLOCKꢀDIAGRAMꢀANDꢀTYPICALꢀAPPLICATION  
Vcc  
10  
CURRENT  
LIMIT  
9
+VS  
+PWM  
3
PWM  
4
–PWM/RAMP  
B OUT  
A OUT  
470pF  
56K  
OUTPUT  
DRIVERS  
8
MOTOR  
11  
CLK OUT  
CLK IN  
GND  
OSC  
÷2  
2
1K  
I SENSE A  
12  
SHUTDOWN  
CONTROL  
5K  
RSENSE  
1K  
6
1
5
.01µF  
ILIM/SHDN  
I SENSE B  
7
CONTROL  
SIGNAL  
RSENSE  
5V  
5V  
Copyright © Cirrus Logic, Inc. 2009  
(All Rights Reserved)  
MAY 2009  
APEX − SA03UREVH  
http://www.cirrus.com  

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