从几毫安到几安都有,但由于大多数嵌入式电子产品的工作电流小于300mA,所以30~300mA 的电源IC 在品种及数量上占较大的比例。
TI一级代理商(德州仪器)专卖区 深圳市中意法电子科技有限深圳市中意法电子科技有限公司
深圳10大电子元器件供应商
www.sth-ic.com
0755-23609140,13480758244黄先生,QQ:1248031685
6PAIC23BIPWRG4Q1 TI 28-TSSOP
74AC11004DW TI 20-SOIC
6PAIC3106IRGZRQ1 TI 48-QFN
74AC11004DWR TI 20-SOIC
74AC11004N TI 20-Dip
74AC11008N TI 16-Dip
74AC11008PWR TI 16-TSSOP
74AC11032D TI 16-SOIC
74AC11032N TI 16-Dip
74AC11074D TI 14-SOIC
74AC11086D TI 16-SOIC
74AC11138N TI 16-Dip
74AC11240DBR TI 24-SSOP
74AC11240DBR TI 24-SSOP
74AC11244DW TI 24-SOIC
74AC11244PWR TI 24-TSSOP
74AC11244PWR TI 24-TSSOP
74AC11245DW TI 24-SOIC
74AC16244DGGR TI 48-TSSOP
74AC16244DGGR TI 48-TSSOP
74AC16244DL TI 48-SSOP
74AC16245DL TI 48-SSOP
74ACT11000DR TI 16-SOIC
74ACT11004DW TI 20-SOIC
74ACT11008D TI 16-SOIC
74ACT11008N TI 16-Dip
74ACT11030DR TI 14-SOIC
74ACT11032DR TI 16-SOIC
74ACT11032N TI 16-Dip
74ACT11074DBR TI 14-SSOP
74ACT11074NSR TI 14-SOP
74ACT11139D TI 16-SOIC
74ACT11139PWR TI 16-TSSOP
74ACT11240DW TI 24-SOIC
74ACT11240NT TI 24-Dip
74ACT11244DW TI 24-SOIC
74ACT11244DWR TI 24-SOIC
74ACT11244DWR TI 24-SOIC
74ACT11244NT TI 24-Dip
74ACT11244PWR TI 24-TSSOP
74ACT11244PWR TI 24-TSSOP
74ACT11245DW TI 24-SOIC
74ACT11245NT TI 24-Dip
74ACT11245PWR TI 24-TSSOP
74ACT11245PWR TI 24-TSSOP
74ACT11257DW TI 20-SOIC
74ACT11286D TI 14-SOIC
74ACT11373DW TI 24-SOIC
74ACT11374DW TI 24-SOIC
74ACT16240DLR TI 48-SSOP
74ACT16240DLR TI 48-SSOP
74ACT16244DGGR TI 48-TSSOP
74ACT16244DGGR TI 48-TSSOP
74ACT16244DL TI 48-SSOP
74ACT16244DLR TI 48-SSOP
74ACT16245DGGR TI 48-TSSOP
74ACT16245DGGR TI 48-TSSOP
74ACT16245DLR TI 48-SSOP
74ACT16245DLR TI 48-SSOP
74ACT16373DL TI 48-SSOP
74ACT16373DLR TI 48-SSOP
74ACT16373DLR TI 48-SSOP
74ACT16374DL TI 48-SSOP
74ACT16374DLR TI 48-SSOP
74ACT16374DLR TI 48-SSOP
74ACT16543DL TI 56-SSOP
74ACT16543DLR TI 56-SSOP
74ACT16543DLR TI 56-SSOP
74ACT16623DLR TI 48-SSOP
74ACT16623DLR TI 48-SSOP
74ACT16646DL TI 56-SSOP
74ACT16651DL TI 56-SSOP
74ACT16657DL TI 56-SSOP
74ACT16823DL TI 56-SSOP
74ACT16823DLR TI 56-SSOP
74ACT16823DLR TI 56-SSOP
74ACT16825DL TI 56-SSOP
74ACT16825DLR TI 56-SSOP
74ACT16825DLR TI 56-SSOP
74ACT16841DL TI 56-SSOP
74ACT16863DL TI 56-SSOP
74ALVC164245ZQLR TI BGA
74ALVC164245ZRDR TI BGA
74ALVCH32374ZKER TI 96-LFBGA
74ALVCH32374ZKER TI 96-LFBGA
74ALVCH32973ZKER TI 96-LFBGA
74ALVCH32973ZKER TI 96-LFBGA
74ALVCHR16245ZQLR TI BGA
74ALVCHR16245ZQLR TI BGA
74ALVCHS162830AGR TI 80-TSSOP
74ALVCHS162830AGR TI 80-TSSOP
74ALVTH32244ZKER TI 96-LFBGA
74ALVTH32244ZKER TI 96-LFBGA
AIC111EVM TI
AIC111RHB TI
AICDEVPLATEVM TI
AMC6821SDBQ TI 16-QSOP
AMC6821SQDBQRQ1 TI 16-QSOP
AMC6821SQDBQRQ1 TI 16-QSOP
BQ32000DR TI 8-SOIC
BQ32000DR TI 8-SOIC
BQ3285EP TI 24-Dip
BQ3285ES TI 24-SOIC
BQ3285ESS TI 24-QSOP
BQ3285LDSS TI 24-QSOP
BQ3285LFSS-A1 TI 24-QSOP
BQ3285P-SB2 TI 24-Dip
BQ3285S-SB2 TI 24-SOP
BQ3287AMT-SB2 TI 24-Dip
BQ3287EAMT TI 24-Dip
BQ3287EMT TI 24-Dip
BQ3287MT-I TI 24-Dip
BQ3287MT-SB2 TI 24-Dip
BQ4285EP TI 24-Dip
BQ4285P-SB2 TI 24-Dip
BQ4285S-SB2 TI 24-SOP
BQ4287MT-SB2 TI 24-Dip
BQ4802LYDW TI 28-SOIC
BQ4802LYDWR TI 28-SOIC
BQ4802LYDWR TI 28-SOIC
BQ4802LYPW TI 28-TSSOP
BQ4802YDSH TI
BQ4802YDW TI 28-SOIC
BQ4802YPW TI 28-TSSOP
BQ4822YMA-70 TI
BQ4830YMA-85 TI
BQ4832YMA-85 TI 32-DIP
BQ4842YMA-85 TI 32-DIP
BQ4845P-A4 TI 28-Dip
BQ4845S-A4 TI 28-SOIC
BQ4845S-A4N TI 28-SOIC
BQ4845YS-A4 TI 28-SOIC
BQ4845YS-A4N TI 28-SOIC
BQ4847MT TI T-MOD
BQ4847YMT TI T-MOD
BQ4850YMA-85 TI 32-DIP
BQ4852YMC-85 TI 36-DIP
BQ48SH-28X6NSH TI
CALVC164245IDGGREP TI 48-TSSOP
CALVC164245IDGGREP TI 48-TSSOP
CALVC164245IDLREP TI 48-SSOP
CALVC164245IDLREP TI 48-SSOP
CAUC1G125MDCKREP TI SC70-5
CAUC1G125MDCKREP TI SC70-5
CD74AC00E TI 14-Dip
CD74AC00M TI 14-SOIC
CD74AC00M96 TI 14-SOIC
CD74AC00M96 TI 14-SOIC
CD74AC02M96 TI 14-SOIC
CD74AC02M96 TI 14-SOIC
CD74AC04E TI 14-Dip
CD74AC04M TI 14-SOIC
CD74AC04M96 TI 14-SOIC
CD74AC04M96 TI 14-SOIC
CD74AC05E TI 14-Dip
CD74AC05M TI 14-SOIC
CD74AC05M96 TI 14-SOIC
CD74AC05M96 TI 14-SOIC
CD74AC08M TI 14-SOIC
CD74AC08M96 TI 14-SOIC
CD74AC109M96 TI 16-SOIC
CD74AC109M96 TI 16-SOIC
CD74AC10M96 TI 14-SOIC
CD74AC112E TI 16-Dip
CD74AC112M TI 16-SOIC
CD74AC138E TI 16-Dip
CD74AC138M TI 16-SOIC
CD74AC138M96 TI 14-SOIC
CD74AC138M96 TI 14-SOIC
CD74AC139M96 TI 16-SOIC
CD74AC14M TI 14-SOIC
CD74AC14M96 TI 14-SOIC
CD74AC14M96 TI 14-SOIC
CD74AC151M96 TI 16-SOIC
CD74AC151M96 TI 16-SOIC
CD74AC153M96 TI 16-SOIC
CD74AC153M96 TI 16-SOIC
CD74AC157E TI 16-Dip
CD74AC157M TI 16-SOIC
CD74AC161M TI 16-SOIC
CD74AC161M96 TI 16-SOIC
CD74AC161M96 TI 16-SOIC
CD74AC163E TI 16-Dip
CD74AC163M96 TI 16-SOIC
CD74AC163M96 TI 16-SOIC
CD74AC164E TI 14-Dip
CD74AC174E TI 16-Dip
CD74AC20E TI 14-Dip
CD74AC20M TI 14-SOIC
CD74AC238M96 TI 16-SOIC
CD74AC238M96 TI 16-SOIC
CD74AC240M TI 20-SOIC
CD74AC244M96 TI 20-SOIC
CD74AC244M96 TI 20-SOIC
CD74AC245M96 TI 20-SOIC
CD74AC245M96 TI 20-SOIC
CD74AC253M TI 16-SOIC
CD74AC257M TI 16-SOIC
CD74AC273E TI 20-Dip
CD74AC273M TI 20-SOIC
CD74AC280E TI 14-Dip
CD74AC32M96 TI 14-SOIC
CD74AC32M96 TI 14-SOIC
CD74AC373M96 TI 20-SOIC
CD74AC374M TI 20-SOIC
CD74AC541E TI 20-Dip
CD74AC541M TI 20-SOIC
CD74AC541M96 TI 20-SOIC
CD74AC541M96 TI 20-SOIC
CD74AC573E TI 20-Dip
CD74AC573M96 TI 20-SOIC
CD74AC74M TI 14-SOIC
CD74AC74M96 TI 14-SOIC
CD74AC74M96 TI 14-SOIC
CD74ACT00M TI 14-SOIC
CD74ACT00M96 TI 14-SOIC
CD74ACT00M96 TI 14-SOIC
CD74ACT02M TI 14-SOIC
CD74ACT04E TI 14-Dip
CD74ACT04M TI 14-SOIC
CD74ACT04M96 TI 14-SOIC
CD74ACT05E TI 14-Dip
CD74ACT05M TI 14-SOIC
CD74ACT08M TI 14-SOIC
CD74ACT08M96 TI 14-SOIC
CD74ACT109M TI 16-SOIC
CD74ACT112M96 TI 16-SOIC
CD74ACT138E TI 16-Dip
CD74ACT138M TI 16-SOIC
CD74ACT138M96 TI 16-SOIC
CD74ACT138M96 TI 16-SOIC
CD74ACT139E TI 16-Dip
CD74ACT139M TI 16-SOIC
CD74ACT14E TI 14-Dip
CD74ACT14M TI 14-SOIC
CD74ACT14M96 TI 14-SOIC
CD74ACT14M96 TI 14-SOIC
CD74ACT151M96 TI 16-SOIC
CD74ACT153E TI 16-Dip
CD74ACT153M TI 16-SOIC
CD74ACT157E TI 16-Dip
CD74ACT157M TI 16-SOIC
CD74ACT158M96 TI 16-SOIC
CD74ACT161M TI 16-SOIC
CD74ACT163M TI 16-SOIC
CD74ACT164E TI 14-Dip
CD74ACT164M TI 14-SOIC
CD74ACT20E TI 14-Dip
CD74ACT20M TI 14-SOIC
CD74ACT241M96 TI 20-SOIC
CD74ACT244E TI 20-Dip
CD74ACT244M TI 20-SOIC
CD74ACT245E TI 20-Dip
CD74ACT245M TI 20-SOIC
CD74ACT245M96 TI 20-SOIC
CD74ACT245M96 TI 20-SOIC
CD74ACT253M TI 16-SOIC
CD74ACT273E TI 20-Dip
CD74ACT273M TI 20-SOIC
CD74ACT273M96 TI 20-SOIC
CD74ACT273M96 TI 20-SOIC
CD74ACT283E TI 16-Dip
CD74ACT297M TI 16-SOIC
CD74ACT299M TI 20-SOIC
CD74ACT32M TI 14-SOIC
CD74ACT32M96 TI 14-SOIC
CD74ACT32M96 TI 14-SOIC
CD74ACT374E TI 20-Dip
CD74ACT541E TI 20-Dip
CD74ACT541M TI 20-SOIC
CD74ACT541M96 TI 20-SOIC
CD74ACT541M96 TI 20-SOIC
CD74ACT573M TI 20-SOIC
CD74ACT652M TI 24-SOIC
CD74ACT74M TI 14-SOIC
CD74ACT74M96 TI 14-SOIC
CD74ACT86E TI 14-Dip
CD74ACT86M TI 14-SOIC
LFC789D25CPWR TI 8-TSSOP
LM237KCSE3 TI TO-220
LM2575IN TI 16-Dip
LM317DCY TI SOT-223
LM317DCYR TI SOT-223
LM317DCYR TI SOT-223
LM317KCS TI TO-220
LM317KCSE3 TI TO-220
LM317KTTR TI D2PAK
LM317KTTR TI D2PAK
LM317LCDR TI 8-SOIC
LM317LCDR TI 8-SOIC
LM317LCPK TI SOT-89-3
LM317LCPK TI SOT-89-3
LM317LCPWR TI 8-TSSOP
LM317LCPWR TI 8-TSSOP
LM317LIDR TI 8-SOIC
LM317LIDR TI 8-SOIC
LM317LILPR TI TO-92
LM317LILPR TI TO-92
LM317LIPK TI SOT-89-3
LM317LIPK TI SOT-89-3
LM317LIPWR TI 8-TSSOP
LM317LIPWR TI 8-TSSOP
LM317MDCY TI TO-220
LM317MQDCYRG4 TI SOT-223
LM317MQDCYRG4 TI SOT-223
LM337KC TI TO-220
LM337KCSE3 TI TO-220
LM337KTPR TI 2-PFM
LM337KTTR TI D2PAK
LM337KTTR TI D2PAK
LM337KVURG3 TI DPAK
LM337KVURG3 TI DPAK
MC79L05ACDR TI 8-SOIC
MC79L05ACDR TI 8-SOIC
MC79L05ACLP TI TO-92
MC79L12ACD TI 8-SOP
MC79L12CLP TI TO-92
MC79L15ACLP TI TO-92
NA555DR TI 8-SOIC
NA555P TI 8-Dip
NA556DR TI 14-SOIC
NA556N TI 14-Dip
NE555D TI 8-SOIC
NE555DR TI 8-SOIC
NE555P TI 8-Dip
NE555PSR TI 8-SOP
NE555PSR TI 8-SOP
NE555PW TI 8-TSSOP
NE556D TI 14-SOIC
NE556N TI 14-Dip
NE556NSR TI 14-SOP
NE556NSR TI 14-SOP
PCM2900E TI 28-SSOP
PCM2901E TI 28-SSOP
PCM2902BDBR TI 28-SSOP
PCM2902BDBR TI 28-SSOP
PCM2902E TI 28-SSOP
PCM2903BDBR TI 28-SSOP
PCM2903BDBR TI 28-SSOP
PCM2903E TI 28-SSOP
PCM2904DB TI 28-SSOP
PCM2906BDBR TI 28-SSOP
PCM2906DB TI 28-SSOP
PCM2912APJT TI 32-TQFP
PCM2912PJT TI 32-TQFP
PCM3000E TI 28-SSOP
PCM3001E TI 28-SSOP
PCM3002E TI 24-SSOP
PCM3003E TI 24-SSOP
PCM3006T/2K TI 24-SSOP
PCM3008T TI 16-TSSOP
PCM3010DB TI 24-SSOP
PCM3060PW TI 28-TSSOP
PCM3168APAP TI 64-HTQFP
PCM3168ATPAPQ1 TI 64-HTQFP
PCM3500E TI 24-SSOP
PCM3501E TI 24-SSOP
PCM3794ARHBR TI 32-QFN
PCM5310PAPR TI 64-HTQFP
PCM5310PAPR TI 64-HTQFP
SA555D TI 8-SOIC
SA555P TI 8-Dip
SE555D TI 8-SOIC
SE555DG4 TI 8-SOIC
SE555P TI 8-Dip
SN65ALS176D TI 8-SOP
SN65ALS176DR TI 8-SOIC
SN65ALS176DR TI 8-SOIC
SN65ALS180DR TI 14-SOIC
SN65ALS180DR TI 14-SOIC
SN74ABT162244DGGR TI 48-TSSOP
SN74ABT162244DGGR TI 48-TSSOP
SN74ABT162244DL TI 48-SSOP
SN74ABT162244DLR TI 48-SSOP
SN74ABT162244DLR TI 48-SSOP
SN74ABT162245DGGR TI 48-TSSOP
SN74ABT162245DGGR TI 48-TSSOP
SN74ABT162245DL TI 48-SSOP
SN74ABT162245DLR TI 48-SSOP
SN74ABT162245DLR TI 48-SSOP
SN74ABT16240ADGGR TI 48-TSSOP
SN74ABT16241ADL TI 48-SSOP
SN74ABT16241ADLR TI 48-SSOP
SN74ABT16244ADGGR TI 48-TSSOP
SN74ABT16244ADGGR TI 48-TSSOP
SN74ABT16244ADGVR TI 48-TVSOP
SN74ABT16244ADL TI 48-SSOP
SN74ABT16244ADLR TI 48-SSOP
SN74ABT16244ADLR TI 48-SSOP
SN74ABT16245ADGGR TI 48-TSSOP
SN74ABT16245ADGGR TI 48-TSSOP
SN74ABT16245ADGVR TI 48-TVSOP
SN74ABT16245ADGVR TI 48-TVSOP
SN74ABT16245ADL TI 48-SSOP
SN74ABT16245ADLR TI 48-SSOP
SN74ABT16245ADLR TI 48-SSOP
SN74ABT162500DL TI 56-SSOP
SN74ABT162501DGGR TI 56-TSSOP
SN74ABT162501DLR TI 56-SSOP
SN74ABT162501DLR TI 56-SSOP
SN74ABT162601DGG TI 56-TSSOP
SN74ABT162601DLR TI 56-SSOP
SN74ABT162601DLR TI 56-SSOP
SN74ABT162827ADGGR TI 56-TSSOP
SN74ABT162827ADGGR TI 56-TSSOP
SN74ABT162827ADL TI 56-SSOP
SN74ABT162841DGGR TI 56-TSSOP
SN74ABT162841DL TI 56-SSOP
SN74ABT16373ADGGR TI 48-TSSOP
SN74ABT16373ADGGR TI 48-TSSOP
SN74ABT16373ADL TI 48-SSOP
SN74ABT16373ADLR TI 48-SSOP
SN74ABT16373ADLR TI 48-SSOP
SN74ABT16374ADL TI 48-SSOP
SN74ABT16470DL TI 56-SSOP
SN74ABT16500BDL TI 56-SSOP
SN74ABT16501DLR TI 56-SSOP
SN74ABT16501DLR TI 56-SSOP
SN74ABT16541ADL TI 48-SSOP
SN74ABT16541ADLR TI 48-SSOP
SN74ABT16541ADLR TI 48-SSOP
SN74ABT16543DL TI 56-SSOP
SN74ABT16543DLR TI 56-SSOP
SN74ABT16543DLR TI 56-SSOP
SN74ABT16601DGGR TI 56-TSSOP
SN74ABT16601DGGR TI 56-TSSOP
SN74ABT16601DL TI 56-SSOP
SN74ABT16601DLR TI 56-SSOP
SN74ABT16623DL TI 48-SSOP
SN74ABT16623DLR TI 48-SSOP
SN74ABT16646DLR TI 56-SSOP
SN74ABT16646DLR TI 56-SSOP
SN74ABT16652DL TI 56-SSOP
SN74ABT16652DLR TI 56-SSOP
SN74ABT16652DLR TI 56-SSOP
SN74ABT16821DGGR TI 56-TSSOP
SN74ABT16825DL TI 56-SSOP
SN74ABT16825DLR TI 56-SSOP
SN74ABT16841DL TI 56-SSOP
SN74ABT16952DGGR TI 56-TSSOP
SN74ABT18245ADGGR TI 56-TSSOP
SN74ABT18245ADL TI 56-SSOP
SN74ABT18245ADLR TI 56-SSOP
SN74ABT18245ADLR TI 56-SSOP
SN74ABT18502PM TI 64-LQFP
SN74ABT18504PM TI 64-LQFP
SN74ABT18640DL TI 56-SSOP
SN74ABT18646PM TI 64-LQFP
SN74ABT18652PM TI 64-LQFP
SN74ABT2240ADW TI 20-SOIC
SN74ABT2240ANSR TI 20-SOP
SN74ABT2241DW TI 20-SOIC
SN74ABT2241N TI 20-Dip
SN74ABT2241PWR TI 20-TSSOP
SN74ABT2244ADBR TI 20-SSOP
SN74ABT2244ADBR TI 20-SSOP
SN74ABT2244ADW TI 20-SOIC
SN74ABT2244ADWR TI 20-SOIC
SN74ABT2244AN TI 20-Dip
SN74ABT2244APWR TI 20-TSSOP
SN74ABT2244APWR TI 20-TSSOP
SN74ABT2245DW TI 20-SOIC
SN74ABT2245N TI 20-Dip
SN74ABT2245PWR TI 20-TSSOP
SN74ABT2245PWR TI 20-TSSOP
SN74ABT2952ADW TI 24-SOIC
SN74ABT2952ADWR TI 24-SOIC
SN74ABT2952ANT TI 24-Dip
SN74ABT5401DW TI 28-SOIC
SN74ABT5403DWR TI 28-SOIC
SN74ABT5403DWR TI 28-SOIC
SN74ABT574AN TI 20-Dip
SN74ABT574ARGYR TI 20-VQFN
SN74ABT620DW TI 20-SOIC
SN74ABT620N TI 20-Dip
SN74ABT623DW TI 20-SOIC
SN74ABT623N TI 20-Dip
SN74ABT640DW TI 20-SOIC
SN74ABT640N TI 20-Dip
SN74ABT640PWR TI 20-TSSOP
SN74ABT646ADW TI 24-SOIC
SN74ABT646ANT TI 24-Dip
SN74ABT646DGVR TI 24-TVSOP
SN74ABT646DW TI 24-SOIC
SN74ABT646NT TI 24-Dip
SN74ABT651DW TI 24-SOIC
SN74ABT651NT TI 24-Dip
SN74ABT652ADBR TI 24-SSOP
SN74ABT652ADW TI 24-SOIC
SN74ABT652ADWR TI 24-SOIC
SN74ABT652ADWR TI 24-SOIC
SN74ABT652ANT TI 24-Dip
SN74ABT652DW TI 24-SOIC
SN74ABT652DWR TI 24-SOIC
SN74ABT652NT TI 20-Dip
SN74ABT657ADW TI 24-SOIC
SN74ABT657ANT TI 24-Dip
SN74ABT821ADBR TI 24-SSOP
SN74ABT821ADW TI 24-SOP
供应场效应管(MOS)IRFB3607PBF 特点:(1)场效应管是电压控制器件,它通过VGS来控制ID; (2)场效应管的输入端电流极小,因此它的输入电阻很大。 (3)它是利用多数载流子导电,因此它的温度稳定性较好; (4)它组成的放大电路的电压放大系数要小于三极管组成放大电路的电压放大系数; (5)场效应管的抗辐射能力强; (6)由于不存在杂乱运动的少子扩散引起的散粒噪声,所以噪声低。 主要作用:1.场效应管可应用于放大。由于场效应管放大器的输入阻抗很高,因此耦合电容可以容量较小,不必使用电解电容器。 2.场效应管很高的输入阻抗非常适合作阻抗变换。常用于多级放大器的输入级作阻抗变换。 3.场效应管可以用作可变电阻。 4.场效应管可以方便地用作恒流源。 5.场效应管可以用作电子开关。 应用特点: 场效应管能在很小电流和很低电压的条件下工作,而且它的制造工艺可以很方便地把很多场效应管集成在一块硅片上,因此场效应管在大规模集成电路中得到了广泛的应用。 场效应管栅极几乎不取电流;.场效应管在源极水与衬底连在一起时,源极和漏极可以互换使用,且...
线性稳压器的突出优点是具有的成本,的噪声和的静态电流。它的外围器件也很少,通常只有一两个旁路电容。新型线性稳压器可达到以下指标:30μV 输出噪声、60dB PSRR、6μA 静态电流及100mV的压差。线性稳压器能够实现这些特性的主要原因在于内部调整管采用了P沟道场效应管,而不是通常线性稳压器中的PNP晶体管。P沟道的场效应管不需要基极电流驱动,所以大大降低了器件本身的电源电流;另一方面,在采用PNP管的结构中,为了防止PNP晶体管进入饱和状态降低输出能力,必须保证较大的输入输出压差;而P沟道场效应管的压差大致等于输出电流与其导通电阻的乘积,极小的导通电阻使其压差非常低。当系统中输入电压和输出电压接近时,线性稳压器是的选择,可达到很高的效率。所以在将锂离子电池电压转换为3V 电压的应用中大多选用线性稳压器,尽管电池放电能量的百分之十没有使用,但是线性稳压器仍然能够在低噪声结构中提供较长的电池寿命。 深圳市中意法电子科技有限公司 ST一级代理,原厂一手货源,正进品原装,假一罚十 提供原装技术支持。提供增值税票 销售热线0755-83991293 15013723799彭小姐...