參數(shù)資料
型號(hào)： IRMD2214SS
廠商： International Rectifier
英文描述： For 3-phase / 380V motor drives
中文描述： 3相/ 380V電機(jī)驅(qū)動(dòng)器
文件頁(yè)數(shù)： 2/22頁(yè)
文件大?。?/td> 1391K
代理商： IRMD2214SS
Datasheet rev 2.1
IRMD2214SS
Table of contents
INTRODUCTION.........................................................................................................................................1
Table of contents......................................................................................................................................2
Table of figures ........................................................................................................................................2
The IR2214SS..........................................................................................................................................3
The power module ...................................................................................................................................3
Important Notice.......................................................................................................................................3
BOARD CONNECTORS.............................................................................................................................4
Connection with the system controller .....................................................................................................4
FAULT/SD logic signal.............................................................................................................................5
VCC supply pin ........................................................................................................................................5
VSS ground pin (GND).............................................................................................................................5
Connecting the current sensors...............................................................................................................5
High power signal connector....................................................................................................................6
Connecting the power module .................................................................................................................6
Test Points ...............................................................................................................................................7
TEST BENCH CONNECTION ....................................................................................................................7
OPERATING DESCRIPTION......................................................................................................................8
Power on sequence .................................................................................................................................8
Normal operating mode............................................................................................................................8
Fault management...................................................................................................................................8
Multilevel board solution...........................................................................................................................9
BOARD SOLUTIONS................................................................................................................................10
Bootstrap circuit .....................................................................................................................................10
Gate resistances ....................................................................................................................................10
OTHER EXTRA COMPONENTS..............................................................................................................11
Desat circuit ...........................................................................................................................................11
Clamping Diode for Vs below ground ....................................................................................................11
RC filter on com pin................................................................................................................................12
Fast diode between gate and supply pin ...............................................................................................13
Zener diode to preserve the IGBT gate .................................................................................................13
Optional output shunt resistor................................................................................................................14
Resistor on v
cc
........................................................................................................................................14
BILL OF MATERIAL .................................................................................................................................15
LAYOUT....................................................................................................................................................16
SCHEMATIC.............................................................................................................................................22
Table of figures
Figure 1: TOP image of board.....................................................................................................................4
Figure 2: LED connection............................................................................................................................5
Figure 3: Test bench connection .................................................................................................................7
Figure 4: Power on sequence......................................................................................................................8
Figure 5: Three phase connection...............................................................................................................9
Figure 6: Example of a desaturation detection event..................................................................................9
Figure 7: Bootstrap circuit..........................................................................................................................10
Figure 8: Desat external filter ....................................................................................................................11
Figure 9: -V
s
clamp....................................................................................................................................12
Figure 10: COM below ground protection..................................................................................................12
Figure 11: Collector-Gate current protection.............................................................................................13
Figure 12: Zener clamp for IGBT gate.......................................................................................................13
www.irf.com
page
2/22
Sep 9
th
, 2004
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