产品中心
6SN1 118-0NH01-0AA0模块参详
6SN1 118-0NH01-0AA0模块参详
6SN1 118-0NH01-0AA0模块参详
6FC5357-0BB15-0AB0
MDX61B0055-5A3-4-00
MDX61B0008-5A3-4-0T/DER11B/DFE32B
BMEH584040
MFC075B0T1
MFC075B0T2
MFC075B0A1
MFC075B0M3
MFC075B0M16
6FC5372-0AA00-0AA2
6ES7 131-4BF00-0AB0 2
131-4FB00-0AB0
A03B-0815-C001 1个
EI813F 2
FI830F 1
2198-P208 – 数量:1 33944
25B-D037N114 –数量:1 23245
1756-CPR2 1 1559
1794-AENTRXT 2个 12355
6ES7416-2XK04-0AB0 1
FS300R12KE3/AGDR-72C 带防伪码 1
APBU-44CE 带防伪码 1
20G11ND011JA0NNNNN 面价 33001 1
6SL3040-0LA00-0AA1 1
整流模块 A5E32489153 数量3
-YASKAWA ELECTRIC SGMG-09ASAL-MY1 SGMG09ASALMY1
YASKAWA ELECTRIC JANCD-SV02C JANCDSV02C
YASKAWA ELECTRIC JANCD-SV02B JANCDSV02B
YASKAWA ELECTRIC DDSCR-GL60H3 DDSCRGL60H3
YASKAWA ELECTRIC CP-9200SH/CPU CP9200SHCPU
YASKAWA ELECTRIC CIMR-P5U20370F CIMRP5U20370F
YASKAWA ELECTRIC CIMR-G5M-5037 CIMRG5M5037
YASKAWA ELECTRIC CIMR-G5A4011 CIMRG5A4011
YASKAWA ELECTRIC CIMR-F7U4030 CIMRF7U4030
YAMATAKE 82114805-501 82114805501
WINSMITH 4CV 4CV
WINDSOR MPMAE2S4 MPMAE2S4
ULTRA SONIC SEAL A20 A20
TOTAL CONTROL PRODUCTS GQPI-31200-C2P GQPI31200C2P
TOSHIBA VT130G3U435K VT130G3U435K
TEXAS INSTRUMENTS PLC 565-2820 5652820
TEXAS INSTRUMENTS PLC 530-1102 5301102
TELEMECANIQUE TSX-RAM-25616 TSXRAM25616
TELEMECANIQUE TSX-P47-425 TSXP47425
TELEMECANIQUE LA9-B102 LA9B102
TEKTRONIX TDS460A TDS460A
TECH MOTIVE TOOL 40054P-7019 40054P7019
TAYLOR ELECTRONICS 6014BZ10000E 6014BZ10000E
SYMAX 8055-SCP-453 8055SCP453
SYMAX 8030-CRM-211 8030CRM211
SYMAX 8020-SCP-724 8020SCP724
SQUARE D 8803-P00CO4M 8803P00CO4M
SKALTEK DCD-120-4K DCD1204K
SIEMENS 6SE6430-2UD37-5FA0 6SE64302UD375FA0
SIEMENS 6SC9811-4BC20 6SC98114BC20
SIEMENS 6FC5-203-0AB11-0AA2 6FC52030AB110AA2
SIEMENS 6FC5-110-0BB01-0AA2 6FC51100BB010AA2
SIEMENS 6EW1-890-2AC 6EW18902AC
SIEMENS 6ES5-921-3WB15 6ES59213WB15
SIEMENS 6ES5-581-1EA11 6ES55811EA11
SIEMENS 6ES5-526-3LF11 6ES55263LF11
SIEMENS 6AV7-613-0AB10-0BF0 6AV76130AB100BF0
SIEMENS 6AV1-242-0AB00 6AV12420AB00
RELIANCE ELECTRIC T18R1105T-TX T18R1105TTX
RELIANCE ELECTRIC 86466-59S 8646659S
RELIANCE ELECTRIC 86466-2T 864662T
RELIANCE ELECTRIC 800082-1R 8000821R
RELIANCE ELECTRIC 78469-1R 784691R
RELIANCE ELECTRIC 3RA2008U 3RA2008U
RELIANCE ELECTRIC 3RA2008 3RA2008
RELIANCE ELECTRIC 25V4160 25V4160
RELIANCE ELECTRIC 132AS-B660F-21-K6 132ASB660F21K6
RELIANCE ELECTRIC 0-55325-28 05532528
RELIANCE ELECTRIC 0-52002-1 0520021
RELIANCE ELECTRIC 01KS504852B-EA 01KS504852BEA
ORMEC MAC-B110E/K1A MACB110EK1A
OMRON ITNCEIX01DRM ITNCEIX01DRM
MOORE PRODUCTS 15825-36 1582536
MOORE PRODUCTS 15825-35 1582535
MOORE PRODUCTS 15825-34 1582534
MOORE PRODUCTS 15825-32 1582532
MODICON PC-L984-785 PCL984785
MODICON AS-P230-080 ASP230080
MODICON AS-C484-264 ASC484264
MODICON 140-CPU-424-02 140CPU42402
MITSUBISHI HCSF502BK HCSF502BK
MITSUBISHI HC-H702S-A42 HCH702SA42
MITSUBISHI FR-A740-75K FRA74075K1
MITSUBISHI A4UMCA-128 A4UMCA128
MITSUBISHI A2U-CPU-S1 A2UCPUS1
MATROX GEN/P/16/8/STD GENP168STD
MARPOSS 882I330930 882I330930
LEXIUM BPH1902N5AF2CA1 BPH1902N5AF2CA1
DC/DC变换是将可变的直流电压变换成固定的直流电压,也称为直流斩波。斩波器的工作方式有两种,一是脉宽调制方式Ts不变,改变ton(通用),二是频率调制(
(1)Buck电路——降压斩波器,其输出平均电压U0小于输入电压Ui,极性相同。
(2)Boost电路——升压斩波器,其输出平均电压U0大于输入电压Ui,极性相同。
(3)Buck-Boost电路——降压或升压斩波器,其输出平均电压U0大于或小于输入电压Ui,极性相反,电感传输。
(4)Cuk电路——降压或升压斩波器,其输出平均电压U0大于或小于输入电压Ui,极性相反,电容传输。还有Sepic、Zeta电路。
上述为非隔离型DC-DC变换器电路,隔离型DC-DC变换器有正激电路、反激电路、半桥电路、全桥电路、推挽电路。
当今软开关技术使得DC/DC发生了质的飞跃,美国VICOR公司设计制造的多种ECI软开关DC/DC变换器,其*大输出功率有300W、600W、800W等,相应的功率密度为(6.2、10、17)W/cm3,效率为(80~90)%。日本TDK-Lambda公司*新推出的一种采用软开关技术的高频开关电源模块RM系列,其开关频率为(200~300)kHz,功率密度已达到27W/cm3,采用同步整流器(MOSFET代替肖特基二极管),使整个电路效率提高到90%。