滤波器(filter),是一种用来消除干扰杂讯的器件,将输入或输出经过过滤而得到纯净的直流电。对特定频率的频点或该频点以外的频率进行有效滤除的电路,就是滤波器,其功能就是得到一个特定频率或消除一个特定频率。
滤波器,顾名思义,是对波进行过滤的器件。“波”是一个非常广泛的物理概念,在电子技术领域,“波”被狭义地局限于特指描述各种物理量的取值随时间起伏变化的过程。该过程通过各类传感器的作用,被转换为电压或电流的时间函数,称之为各种物理量的时间波形,或者称之为信号。因为自变量时间‘是连续取值的,所以称之为连续时间信号,又习惯地称之为模拟信号(Analog
Signal)。随着数字式电子计算机(一般简称计算机)技术的产生和飞速发展,为了便于计算机对信号进行处理,产生了在抽样定理指导下将连续时间信号变换成离散时间信号的完整的理论和方法。也就是说,可以只用原模拟信号在一系列离散时间坐标点上的样本值表达原始信号而不丢失任何信息,波、波形、信号这些概念既然表达的是客观世界中各种物理量的变化,自然就是现代社会赖以生存的各种信息的载体。信息需要传播,靠的就是波形信号的传递。信号在它的产生、转换、传输的每一个环节都可能由于环境和干扰的存在而畸变,有时,甚至是在相当多的情况下,这种畸变还很严重,以致于信号及其所携带的信息被深深地埋在噪声当中了。
滤波,本质上是从被噪声畸变和污染了的信号中提取原始信号所携带的信息的过程。
、贴片电感、绕线电感、磁环电感、功率电感、共模电感、空心线圈、工字型电感、棒型电感、变压器、模压电感、扼流线圈、一体成型大电流功率电感、屏蔽式贴片功率电感、扼流线圈、单孔磁珠、双孔磁珠、插件磁珠、贴片磁珠、六孔磁珠、尖峰磁珠、大电流磁珠、磁珠排、色环电感、立式电感、电感器、共模磁珠、共模扼流圈、磁芯
AEIC7538A059 |
AEICC4177228 |
AEIC50940301 |
S-588BP2 |
HT82M980A-1 |
PS3190-256 |
AEICC4277230 |
CSA4.32MG |
4.32GGJ |
AV0161-0596 |
PK73K2ATD |
CK1E106KSUHNG |
C3225X5R1C106MTOYON |
CKXBT00000018 |
DDRB520S30HRG |
RB520S-30HRTE61 |
684-J |
RN72K2A-684JE |
DTC114TKA |
A937R |
A937R-Z |
C3216CH2E682K |
CC2E472KPKCNG |
VCXOM51 |
13.50MA |
VCXO-190 |
18.000M |
17.7344M |
HS-370 |
6.7108864MHZ |
HE721A1200 |
D1C24C |
SD3SBA60 |
SD3SBA60-49 |
BCR3KM |
2SA608 |
BD135 |
BD135J |
FS10UM |
FS10UM-5 |
KIA7809PI |
B857 |
STPR1020CT |
STPR1020-CT |
Y-408 |
A931 |
H7812AE |
FSF05A60 |
D1445A |
D1445AQ |
K2590 |
KIA7809P |
TA4805S |
D965 |
BU2520DF |
2520DF |
2525AF |
TC3181N |
C3181N |
BD2369 |
BD236 |
MBR4045PT |
KZA023AP |
NJM78L02A |
NJM78L02A-67B |
KSQ15A04B |
FSQ05A06B |
KA2402 |
ML7812FA |
SZ93 |
KIA7042P |
BU2525AF |
17C2M |
D2012 |
FCU20A60 |
IRFP450 |
DDR040UE100TS |
SR306 |
353630310 |
35363-0310 |
353630210 |
35363-0210 |
SMAW200 |
6602T20009G |
16V/47 |
10V/470MF |
M29W400BB-90N1 |
M29W800AB-80N1 |
M29W800AB-100N1 |
M29F400B-90N1 |
M29F400B-120N1 |
M29W800AT-100N6 |
M29W800AT-100N1 |
M29W800AT-90N1 |
M29W800AT-120N6 |
M29W400BT-90N6 |
M29W800AB-90N1 |
M29W400BT-120N6 |
M29F400T-120N1 |
M29F400BB-70N1 |
M29F400BB-70N6 |
M29W400BT-90N1 |
M29F400BT-70N1 |
AD8321AR |
ST62T52C6 |
ST62T53C6 |
ST62T53C6/12 |
62T53C6/12 |
AN91A12S |
SB3032P |
M51272FP |
TM3115 |
TM3111 |
MB86023 |
AN2834S |
D4052G |
74HC125A |
SC371028 |
SC371028VFU |
TD607A1 |
TD62706FG |
TC74AC374 |
74AC374 |
TC74HC32A |
74HC32A |
TC74HC14A |
74HC14A |
099514P |
RS604 |
RS604AC |
PQ30RV11 |
KRC111S-X |
QEF1016C2-08W |
NRSA02J-155X |
2SA1037AK/R/X |
NRSA63J-100X |
NCB31CK-823X |
B1100 |
NCS21HJ-271X |
NRSA63J-473X |
NAX0291-001X |
SMT-917 |
MM1623 |
AN22002A |
M62446AFP |
B5008 |
AWS5534 |
08959-085 |
BUL382D |
S87C552-4A68 |
IRF840 |
TIP152 |
BF422 |
AD7870KP |
DAC08CQ |
17256EPI |
M5L8255AP-5 |
NJM4200D |
4200D |
MAX236CNG |
A1211 |
EL2250CS |
EL6274CU |
EL6274CU-T2 |
EL2270CS |
EL2082CS |
CQY80NG |
UPD42280GU-30 |
D42280GU-30 |
UC3818N |
74LS221SL |
LS221SJ |
102U33 |
1010-817 |
ADP3522A |
DC1125-E |
GAL22V10C-5LJ |
M66005-0001AHP |
MN6627911 |
MN6627951 |
MN6627950 |
MN6627953 |
ZR33891GC-30 |
ZJK5103-05 |
JT5875-S-NJ21 |
W33173CH |
HT1612 |
AP3761-004 |
4L51A |
4L51A01901 |
M5220L |
108468372 |
CD-0512W150 |
XC3064-70PG132C |
XC4010-51PG191C |
FW82439TX |
FW92439TXSL3BT |
EPM7256EGC-192-20 |
D70208A-8 |
MC68605RC10 |
MC68010RC10 |
HD61202D |
MC68030RC33B |
MC68450RC10 |
88E346 |
L4051AQ |
AD703 |
OP496G |
M52660FP |
AD80028BBC |
103S33NSB |
KLS-020 |
S29AL016D70TF102 |
103F04K |
DI-04H |
DIP SW17CH |
0287-284 |
3171S |
14-2-332 |
UC3854AN |
7930X |
IR2153 |
S1T8503X01-D0 |
5SC3 |
M30622MCA-7H2FP |
MIP2E3D |
DAP601 |
AS7C4096-15JC |
MC14526CP/TP4526AN |
MCL25 |
MN47V77S |
TNY266PN |
MN673711 |
16266459 |
185-16266459 |
162664591F52W |
LM3900N |
M30622MCA-505FP |
YM6064 |
TMP87PM20F |
MX27C4000PC-10 |
IDT71256-SA20Y |
IS61C256AH-20 |
UC3845N |
KM681002AJ-10 |
MC74HC00 |
IDT71256-SA15Y |
MN657021F |
M5416263-60 |
M34580M2FP |
74C74N |
KM681002AJ-12 |
KM68B1002J-12 |
CXD1167Q |
M30622MCA-8M9FP |
93L38PC |
F93L38PC |
TMP90C840AF-1374 |
AT29C010A-15PC |
HM6788MAP-15 |
3C1840D81STK1 |
TNY225G |
M30624FGAFP |
74HC164A |
TC74HC164AF |
TL274AC |
TQ2E-L2-3V |
TNY255G |
UC3844AN |
MN47V06AF |
KA8503 |
1086D |
SWS-22 |
Q4AZ12X |
MX23L8111MC-10 |
MN150813XMD1 |
MN101C527CD |
TD62308AF |
S-93C46AFJ-TB |
S-93C66AFJ-TB |
TNY264PN |
F93L38DC |
93L38DC |
TD62303 |
TB2H |
22M63 |
74F74 |
M65401FP |
M65501FP |
V53C16528LT50 |
M5M51016TP-10VLL |
M5M51016TP |
24LC02B/SN |
MX7628KCWP |
TC6326AF |
MN53015VZW |
UPD72001GC-11 |
D72001GC-11 |
UPD65013-C16 |
D65013-C16 |
UPD703003GC-25 |
D703003GC-25 |
L7A1645 |
M31010M6-104HP |
L7A1434 |
L7A1434J |
M37774M5L434GP |
IR2125 |
UPD75236GJ-037 |
D75236GJ-037 |
MN188166AB |
MN102HF57KBF |
MN67372A2 |
S-470AP |
TMP84C40N-3P83 |
AEIC88514477 |
MB8851A |
S-4820P |
2SC4632LS |
C4632 |
PIC16C505-04/SL |
74F7573PC |
UA709CA |
MC1458P |
MAX222CWE |
TC74HC564AP |
74HC564AP |
TD62084AP |
UPD78058GK526 |
AN6754S |
UPD75304BGF |
UPD75304BGF-063 |
TMP47C222FG |
TA7343AP |
SN74LS541N |
SN74ALS574A |
SN74LS339AN |
M37451MB-305SP |
LM2678S-ADJ |
MAX232CWE |
UCC3570N |
SC1009PN |
TMS4C1050DJ |
CMX673P1 |
74LVX157 |
LVX157 |
SN74LV244ANS |
AN3834S |
SAA7372GP |
0270012SMA2ARY |
1A2121SMA-2A |
1A2121/85261 |
BA5970FP |
027053ST2A0RY |
1A353/85323 |
1A353ST-2A |
UPD75P308GP |
PC817 |
MN89647 |
HD74LS194AP |
M67083 |
LR4102 |
UPD65885GME00 |
BP5068-15 |
MAX232EWE |
K2301D-212 |
TMP87PM41U |
UPD78366GF-026 |
UPD78366GF |
KM424C257Z-10 |
HM534253A-10 |
TC55V1664BJ-10 |
H2T061142-4T |
74HC4053A |
MN188815ZEL |
MN188815ZEC1 |
HD6475328F10 |
PIC16LC712-04/SO |
NJU6408BF |
100.0000C |
AN6726 |
DM74ALS74AM |
MAX202CWE |
MB74LS86 |
74HC595A |
MN15814ZBA1 |
HEF4093BP |
74ACT04 |
ACT04 |
EM84502AP |
SN74LS669N |
UPD78F9306GP |
C4704 |
C4704C |
A0548PB |
UPD71P301GQ |
D2SBA |
PQ05R02 |
LF40B14 |
LSC4368P2 |
D51C05D |
MAX232ACWE |
TMP87P808M |
M95110 |
TC74HC4538BP |
74HC4538BP |
TC74ACT245 |
74ACT245 |
SN74HCT32A |
74HCT32A |
74ALS240ASJ |
MG4001-2M015 |
HC1611FP |
HD74HC1611FP |
SN74HC244 |
74HC244 |
LMX1602 |
W91312 |
W91350A |
TAEA1112A |
AM2149-45PC |
SG-615HPC |
66.6667M |
1355 |
5097 |
1355-5097 |
AEIC50940261 |
S-513AP3 |
AEIC50940262 |
S-514AQ3 |
UPD78012FCW-078 |
D78012FCW-078 |
S-150 |
D7507BCU-215 |
FA8408GX-33 |
EX128-FTQG100 |
EX128F |
AEICC4277233 |
74HC165 |
HC165 |
TC74VHC541A |
VHC541A |
UPD65840-Y08 |
65840-Y08 |
TL072CP |
TL393CP |
CMX637P1 |
IBM01121G5J3F |
01121G5J3F |
HD64F7044F28 |
AM27C020-200JC |
OH98XQQAZ0018 |
M93H006 |
CD90-7277-11P |
74HC00 |
HC00 |
28F800B5-8 |
HY67V161610DTC-7 |
MT48LC2M32B2TG-6 |
48LC2M32B2TG-6 |
DAN801 |
TC4023BP |
CP2216-D2 |
NS0013 |
TMP87C408LM-1396 |
TC90A69F |
TC74HC138A |
89712D |
89712D-504 |
AM2088AT |
74HCT02D |
TD62003F |
S13015-KS |
LY9566 |
CXD1176Q |
D1176Q |
ES56028S |
63KFFFK |
A1792 |
LT1477 |
1477 |
24C16J |
CSI24C16J |
PIC16C63A-20/S0 |
LMV824M |
476AG |
PMY723 |
74VHC00 |
HD74HC164P |
SN74F543NT |
74F164APC |
HD74HC86P |
TC74HC574AP |
74HC574AP |
SN74F353N |
SN74F520N |
TC74HC85AP |
74HC85AP |
HD74LS04P |
SN74F10N |
SN74LS266N |
TD62103P |
74AC32PC |
HD7410P |
74F109PC |
MC74F74N |
TC74HC373AP |
74HC373AP |
HD7432P |
HD74HC365P |
MC145406P |
34063 |
SN74F280BN |
SN7407N |
TC74HC123P |
TD62801P |
74HC151AP |
TC74HC246P |
74ACT574PC |
TC74HC194AP |
74HC194AP |
TC4069BP |
TA75393AP |
SN75115N |
SN74F521N |
TC74HCT7007P |
SN74LS92N |
SN72HC273N |
74F151APC |
74F157APC |
HD74HC245P |
74F27PC |
74HC75AP |
NJM4558D |
4558D |
NJM2072D |
2072D |
NJM3414AD |
3414AD |
74HC697AP |
TC74HC697AP |
TD62083AP |
74HC374AP |
TC74HC374AP |
74F540PC |
74S74N |
TC4012BP |
74HC244AP |
NJM062D |
062D |
SN74LS07N |
SN7406N |
HD74LS74AP |
TC74HC365AP |
HD74HC123AP |
74HC4078AP |
74HC175AP |
TC4051BP |
74HC74AP |
SN74F299N |
74F163APC |
HD74HC4040P |
SN74LS139N |
TC4011BP |
CD4011BE |
74F04PC |
74ACT377PC |
SN74LS00N |
74F74PC |
74HC4022AP |
SN74HC00N |
TC4001BP |
SN74LS90N |
SW022012-901008 |
TMP80C39AP-6 |
KS56C450-50 |
UA741CP |
YMZ284-D |
TC5565APL-12 |
24C04AI/P |
TMP82C55AP-10 |
74HC193AP |
DM74161AN |
TLP523 |
EX038F |
SN75116N |
TC54256AP |
STV9380A |
TIBPAL20R6-7CNY |
MC3302N |
7910CF |
MCM6664AP15 |
DAC0808LCN |
TL082CP |
76634IPAJ |
HM6264ALP-12 |
SF510194B |
TC57256AD-20 |
766 |
SN74161N |
TMP8085AP-12 |
74AC574PC |
29M73 |
74F164PC |
G6AK-274P |
LF355N |
74HCU04AP |
EZ430 |
1500A |
LA6324 |
NE564N |
PAL16V8H-15PC/4 |
PAL16V8H-25PC/4 |
GAL16V8B-15LP |
AT24C02SI27 |
LM229N |
RC4558 |
BD3814FV |
ISP1106 |
CD2609 |
CD4066BM |
AN17140A |
MN101C616AA1 |
LA6502 |
CXA2064M |
LC75342 |
M51X17400F-10 |
PCM2704 |
AK5355VT |
5355VT |
LC75345 |
BH7868FS |
SN74LV00A |
74LV00A |
SN74AHCT08 |
AHCT08 |
SN74LVC08A |
LVC08A |
SN74HC08 |
HC08 |
SN74HCU04A |
HCU04A |
SN74HCT32 |
HCT32 |
BU1924F |
BU409CBCF |
C72725N |
BU9262AFS |
MM1233 |
BD7910 |
BH6565F |
R45801 |
SN74LV08A |
LV08A |
HB08 |
LC75725 |
L04 |
L08 |
L02 |
L66 |
L16 |
M62444FP |
BA5983FM |
AN4801SB |
MM1565A |
565A |
MM1563D |
563D |
MM1563B |
563B |
MM1563G |
563G |
MM1593D |
593D |
M1701B |
701B |
MM1701C |
701C |
N926 |
SAA5264PC/N3/0/04 |
SAA5264V1.6-205 |
SAA5563PS/M3/1417 |
MN171602BN2 |
CD4094BCN |
TDA7439 |
BU9253AS |
LV1100 |
LC72136N |
CD4094BE |
TA1317AN |
BU2090 |
BU2092 |
LC72723 |
SN74HCU04N |
MIP2C4 |
NJM14558D |
14558D |
NJM12904D |
12904D |
NJM4565D |
4565D |
BA15218 |
STA506A |
R2S15904SP |
BA6897FP |
BA6664FM |
MM1495 |
MX29LV800TMC-70 |
M61519FP |
AN88806SB |
HT46C47-Q00M |
W24257-14 |
LA6541 |
CS493292-CL |
EN29F002ANT-70JC |
PALCE610H-25JC |
NP7543JP |
74HCT00A |
LVX88 |
BA15218N |
BU4094BCF |
LA1833 |
AK4384ET |
4384ET |
4387ET |
AK5357ET |
5357ET |
AK5358ET |
5358ET |
AK4385ET |
4385ET |
AK4384VT |
4384VT |
AK4519VF |
4519VF |
74F373D |
MN101C61GFJ1 |
MN101C49KKL1 |
IX1731GEN2 |
A2523AR |
M38039HF-091FP |
M38B79MFH-A059FP |
CXD2662R |
MN101C28DMP |
XC68HC705RC16DW |
060CFKC512/CN |
TDA8051T |
060BFKC005/12 |
PF0045A-04-TB |
PF0045A |
9385521 |
9371253 |
TDA7313D |
LT111825 |
111825 |
UPD85654S1011 |
D85654S1011 |
HDL3C204-11E |
M3024 |
BCM5465RA1KFB |
M48T08-150PCI |
DS1216 |
MPC740APX266LH |
M36DR432A |
SN74S200JD |
G5V-1 |
GAV20V8C7LJ |
KM29W040AT |
S16128BU-55LUT |
UREA2-006A |
PQ30RV21 |
NM24C03LEM8 |
LM244D |
AT89C5124PI |
DS87C520 |
TC58A040F |
AN5560 |
UC-2706 |
UGZZ2-402A |
RSST7503M |
R6753-11 |
UC-2151 |
UC-1791 |
UC2561 |
UC2282 |
UPD753012-702 |
D753012-702 |
UPD753012-709 |
D753012-709 |
UPD753016-708 |
D753016-708 |
LR3715M |
EK-302T0816AX |
T0816AX |
WEK-302R0906A2 |
R0906A2 |
M30V3419 |
MC13110FB |
01MCRSS020A |
OTI0021268 |
100022-511 |
TTS01M |
12.800MHZ |
T0861A1 |
L78M20CV |
M7716 |
TC74HC4094A |
TC74VHCT74A |
VHCT74A |
VHCU04 |
HD74ACT139 |
ACT139 |
AN3293S-E2V |
D16551B11AQC |
TM6047D0005A-P2NBP3 |
R6785-21 |
SAA2500 |
SCC66470CAB |
PIC16LC74A-04I/PQ |
STI3500CV-ES |
GSC38TG307CF31 |
MC68340FE16 |
SB82442FX |
SB82441FX |
LC8953 |
LC8954 |
VP40506B2 |
WD60C40-LU |
GXC02SH307DH49 |
XC96002RC33OD12C |
XC96002RC33 |
XCD251FU |
CL450 |
CL9110-P208-LX10 |
CL9100-P160-MV |
GSC02UH307MZ57 |
GSC38PG307CF50 |
KL5C80B12CFP |
CL-MD4214-22SC-A |
L64002MC-27M2AVD |
L64000MC-27M2VD |
L64000MC-27MPEG2VD |
ISG2B422FP-08 |
P8773-91-MX00 |
TE6350C |
R6711-31 |
M12L6416AL1LG |
RL01410 |
LC7861NE |
LC92060A-772 |
XA414JB1 |
HD6417095F23 |
PBLP300A |
CXA1082BQ |
MN1871620W2T2 |
AN3663FBP-TV |
TMP87CM71FG-6683 |
87CM71FG-6683 |
TC58FVM6BATG65 |
TMP87CS71F-6649 |
87CS71F-6649 |
M38B79MFH-A140FP |
M38B79MFH-A196FP |
M38B79MFH-A100FP |
M38173M6-218FP |
THC63DV164 |
DSP56004FJ66 |
CXA3268AR |
UPD4564323G5-A10B |
LC89512 |
W981616BH-7 |
IC61LV6416-10T |
MN102L62GAA |
MN102L2503 |
TMP93CS41F |
AK2342V |
ZIVA-D6-LP83 |
ZIVAD6-L |
M30220MA-119RP |
YGV628-V |
TDA7420 |
RFB1526 |
YM6612F |
YGV606B-F |
YSS216B-FZ |
YMZ735-F |
MC68160FB |
DP83840VCE |
BA7703KI |
MB90553BPF-G-244 |
MB90553BPF-242 |
ATT78148GF-041 |
P06P03LV |
P2103HVG |
N3856V |
ADM232AARN-REEL |
P07D03LV |
P07D03LVG |
TMCSOP28 |
SOP28 SAMPLE |
N2101VG |
N2101V |
N1164 |
P2103HV |
2M5A |
HD6433927A75F |
BH7517K1 |
GT-48002A-P-4 |
CL-GD620-32QC-B |
ES4318F |
M38023M4L252FP |
NJU6468FGT-00 |
NJU6468FG |
GS1545CQR |
ES6318F |
L-FW323-06 |
FW326-06 |
TMS320C32PCM50 |
SN751508FT |
XC68SC302PU20 |
MT46V2M32-5C |
46V2M32-5C |
SC405553FN |
SC405551FN |
S1830AF-010 |
VY22187B |
6713-009 |
SED1278FOC |
88SA8040B1-TBC1C000 |
VL82C320PSF-C3 |
NMP4370092 |
PM4007A |
PD4606A |
SIL504CM208 |
MT46V2M32LG-6 |
46V2M32LG-6 |
BA9705K-VP |
M88C7500M-LAE1 |
88C7500M-LAE1 |
ACTM(AIELEC) |
SIL503CP208 |
SIL164CT64 |
STL7023B |
AD9887AKS-170 |
ADV7300AKST |
ADSSTMEL-100 |
HT82V733 |
MX23C3210MC-12 |
GMS973200 |
MX27C4000MC-12 |
MX27C8100MC-12 |
NT68F632 |
MB3773PF-G-BND-TF |
M93C46-TNM6T |
CD74AC04M96 |
CD74AC20M96 |
HD74HC123AFPEL |
MC12202DR2 |
RT9245CS |
74VHC245MSCX |
74VHC08MX |
74VHC244MSCX |
DM7438MX |
74F163ASJX |
MM1414HVBE |
MC68HC705L16FU |
SC501058DW |
TL497ACNSR |
MM1373EFBE |
373E |
74LVT245DB |
S-8232AGFT-T2 |
ADV7173KST-REEL |
NJU7054V(E1) |
AS211D |
SAA6579T |
RT9165CX |
RT9169-14CX |
RT9248CS |
74AHC244PW |
74AHCT14D |
74HCT126PW |
UPD65929GD-012-MNL |
UPD790035GK-A01-9EU |
UPD703033AYGC-J02-8EU |
VE-61153-F1-JN1 |
UPD178078GF-645-3BA |
UPD78095GC(A)-315-8EU |
LH28F800BVEC38 |
MBM29F040-70 |
MBM29F040C-70PFT |
E28F008SA120 |
MSM51V18160B-60TS |
SST39LF800A55-4C |
39LF800A55-4C |
OSCAR-E5-D4 |
40121300 |
Q53101-1S2 |
SL11R100REV1.22 |
AT2021 |
DM9008F |
AH22D-00 |
CYBER05050 |
GS7071-174 |
AH20W-00 |
CT8005A11AQC |
CBK0010AA |
HG75C013ABT |
AD1835AS |
ADSST-21061LKS-176 |
ADSP2106L-KS160 |
AD9884AKS-100 |
AD1835AAS |
RFB1437 |
RFB3087 |
1AB11023AAAA |
1AB02732AAAA |
LC89517K |
LC8766B2A-5T47 |
LC8904Q |
LC78625E |
LC75883E |
CXA2465AR |
LC75850W |
UPD78024GF-052-3B4 |
UPD78076GF-081-3BA |
TM9926FW |
TM8822FW |
TM8205FW |
TM8205AFW |
LC7821-E |
TM9926FS |
BQ2060 |
TM9435FS |
TM9435BFS |
74F193SJ |
M30620FCPGP |
74HCT139D |
MB3761PF-G-BND-TR |
HT23C020H001S |
SN74HC74NS |
NJM3716M |
NJU4052BV |
NJM2573V(TE1) |
NJU7311AM |
NJUM240M |
SAA7121H |
MB40168 |
CD4051BCMX |
MMDF4N01HDR2 |
CD74HCT245M96 |
KS8808ADTF |
XL-93LC66ARYE2 |
MC68HC705P9CDW |
BT864AKRF |
MB6615PBT-6 |
G07007SB |
NG80386SX-20 |
K4D263238E-GC33 |
L7250E1.2 |
HT95A10P |
TDA7401 |
UE1434226DW |
SF5101941B |
MC144110P |
MC14013BCP |
MC10124L |
MC10131L |
MC14053B |
TMP47P451VN |
TC9152P |
TC9020P-003 |
AN7560Z-WLB |
W24257AJ-15 |
SC501054DW |
SC417948DW |
MAX241CW1 |
ER4521 |
LRS1857 |
LRS1806 |
6408W30B |
ADV7304AKST |
LRS1825 |
BR24C10A |
215RUA33 |
AK93C65AV-L |
HD6473308RF6 |
HD6477034VF12 |
HD63084FP |
A6D-4103 |
DS26LS32CN |
TDA8205 |
半导体三极管又称“晶体三极管”或“晶体管”。在半导体锗或硅的单晶上制备两个能相互影响的PN结,组成一个PNP(或NPN)结构。中间的N区(或P区)叫基区,两边的区域叫发射区和集电区,这三部分各有一条电极引线,分别叫基极B、发射极E和集电极C,是能起放大、振荡或开关等作用的半导体电子器件 VCU2133A QL12X16-0PL84C QL8X12A-2P68C M27C512PC-12 PFB2085P LM2901N NE592N TIBPAL22V10-15BCNT TLV5590E SN75188N SN75189N SN76489AN TMS27C240-10JL TMS4C1050-60NL UC3842N ...
磁珠专用于抑制信号线、电源线上的高频噪声和尖峰干扰,还具有吸收静电脉冲的能力。磁珠是用来吸收超高频信号,象一些RF电路,PLL,振荡电路,含超高频存储器电路(DDRSDRAM,RAMBUS等)都需要在电源输入部分加磁珠,而电感是一种蓄能元件,用在LC振荡电路,中低频的滤波电路等,其应用频率范围很少超过50MHZ。 磁珠有很高的电阻率和磁导率,等效于电阻和电感串联,但电阻值和电感值都随频率变化 铁氧体材料的特点是高频损耗非常大,具有很高的导磁率,使电感的线圈绕组之间在高频高阻的情况下产生的电容最校当磁珠中有电流穿过时,铁氧体对低频电流几乎没有什么阻抗,而对较高频率的电流会产生较大的衰减。对于抑制电磁干扰用的铁氧体,最重要的性能参数为磁导率μ和饱和磁通密度Bs。它的等效电路为一个电感和一个电阻串联,两个元件的值都与磁珠的长度成比例。当导线穿过这种铁氧体磁芯时,所构成的电感阻抗是随着频率的升高而增加。高频电流在其中以热量形式散发。 在低频段,阻抗由电感的感抗构成。低频时R很小,磁芯的磁导率较高,因此电感量较大,L起主要作用,电磁干扰被反射而受到抑制,并且这时磁芯的损耗较小....