开关稳压器—升降压型

Product Number of O

Vin Min Vin Max Output Curr Vout Min Vout Max Monolithic P ackages

V V A V V yes/no

LTC35311 1.8 5.50.225yes DFN-8

LTC3531-31 1.8 5.50.233yes DFN-8

LTC3531-3.31 1.8 5.50.2 3.3 3.3yes DFN-8

LT343314600.4 3.320yes TSSOP-16 LTC34441 2.7 5.50.40.55yes DFN-8

LTC35222 2.4 5.50.4 2.2 5.25yes QFN-10

LTC35321 2.4 5.50.5 2.4 5.25yes DFN-10, MS-LTC35341 2.470.5 1.87yes DFN-16, SSO LTM800863720.5 3.35yes15mm x 15mm LTC34401 2.5 5.50.6 2.5 5.5yes MS-10

LTC35301 1.8 5.50.6 1.8 5.25yes DFN-10, MS-LTC35381 2.4 5.50.81 5.5yes DFN-8

LTC31271 1.8 5.51 1.8 5.25yes DFN-10, MS-LTC35202 2.2 5.510.8 5.25yes QFN-24

LTC35213 1.8 5.51 1.8 5.25yes QFN-24, TSS LTC35361 1.8 5.51 1.8 5.5yes MS-12

LTC34411 2.4 5.5 1.2 2.4 5.25yes DFN-12

LTC34421 2.4 5.5 1.2 2.4 5.25yes DFN-12

LTC34431 2.4 5.5 1.2 2.4 5.25yes DFN-12

LTC3115-11 2.7402 2.740yes DFN-16, TSS LTC35331 1.8 5.52 1.8 5.25yes DFN-14

LTC31121 2.715 2.5 2.514yes DFN-16, TSS LTC31131 1.8 5.53 1.8 5.5yes DFN-16, TSS LTM46091 4.53640.834yes15mm x 15mm LTM46051 4.52050.816yes15mm x 15mm LTM46071 4.53650.824yes15mm x 15mm LT37911 4.76010 1.260no TSSOP-38 LTC3785 1 2.71010 2.710no QFN-24

LTC3785-11 2.71010 2.710no QFN-24

LTC37891438200.838no QFN-28, SSO

Features FrequencyIsupply IshutdownSwitch Curr Synchronous Topology Integrated Frequency A kHz mA uA A yes/no yes/no

Output Disconnect, B0.0161yes Buck-Boost n o

Output Disconnect, B0.0161yes Buck-Boost n o

Output Disconnect, B0.0161yes Buck-Boost n o

Burst Mode,2000.110no Buck-Boost n o

Output Disc15000.70.1yes Buck-Boost n o

Burst Mode,10000.0250.01yes Buck-Boost,no

Output Disc20000.0350.1yes Buck-Boost n o300kHz - 2MHz Burst Mode,10000.0250.1yes Buck-Boost n o

Resistor Se1000 1.670no Sepic, LDO n o100kHz - 1M Output Disc20000.0250.1yes Buck-Boost n o300kHz - 2M Output Disc20000.040.1yes Buck-Boost n o300kHz - 2MHz Output Disc10000.035 1.5yes Buck-Boost n o

Programmabl13500.0350.1yes Buck-Boost n o

Burst Mode,20000.0550.01yes Buck-Boost,no100kHz - 2MHz Burst Mode,11000.030.01yes Buck-Boost,no

Output Disc20000.0320.1yes Buck-Boost n o300kHz - 2M Output Disc10000.0250.1yes Buck-Boost n o

Output Disc20000.0350.1yes Buck-Boost n o300kHz - 2M Output Disc6000.0280.1yes Buck-Boost n o

Resistor Se20000.0533yes Buck-Boost n o100kHz - 2M Output Disc20000.040.1yes Buck-Boost n o300kHz - 2MHz External Sy15000.050yes Buck-Boost n o

Burst Mode,20000.040.1yes Buck-Boost n o300kHz - 2MHz External Sy300 2.835yes Buck-Boost y es

Power Good,200 2.835yes Buck-Boost y es

Power Good,200 2.835yes Buck-Boost y es

Rail to Rai70030.125yes Buck-Boost n o200kHz - 70 Burst Mode,10000.08615yes Buck-Boost n o100kHz - 1MHz No Rsense, 10000.815yes Buck-Boost n o100kHz - 1MHz External Sy600340yes Buck-Boost n o

Frequency S Architectur

Vswitch Max Extended Te Comments Featured Date Added P rice 1k^*

V

Burst Mode ControlE200mA Buck-no1984-1-1$1.95 (LTC3531EDD)

Burst Mode ControlE200mA Buck-no2010-2-9$1.95 (LTC3531EDD)

Burst Mode ControlE200mA Buck-no2010-2-9$1.95 (LTC3531EDD)

Constant Fr60E, I True buck-b no1984-1-1$3.25 (LT3433EFE)

Constant Frequency C E Micropower no1984-1-1$2.40 (LTC3444EDD)

Constant Frequency C E Synchronous no########$2.50 (LTC3522EUD#PBF)

300kHz - 2MHz Constant Frequency C E Micropower no1984-1-1$2.35 (LTC3532EDD)

Constant Fr7E7V, 500mA S no########$3.15 (LTC3534EDHC#PBF) 120kHz - 1M Constant Frequency C H72Vin, 6 Ou no########$19.00 (LTM8008HV#PBF)

300kHz - 2M Constant Frequency C E Micropower no1984-1-1$2.84 (LTC3440EDD)

300kHz - 2MHz Constant Frequency C E Wide Input no1984-1-1$2.75 (LTC3530EDD)

Constant Frequency C E800mA Synch no2007-6-7$2.60 (LTC3538EDCB#TRMPBF)

Constant Frequency C E1A Buck-Boo no2010-2-3$2.95 (LTC3127EDD#PBF)

100kHz - 2MHz Constant Frequency C E, I Synchronous no########$3.50 (LTC3520EUF#PBF) Constant Frequency C E Wide Vin, 1no2010-4-8$3.45 (LTC3521EFE#PBF) 300kHz - 2M Constant Frequency C E, I1A Low Nois no########$2.75 (LTC3536EDD#PBF)

1.15MHz - 1Constant Frequency C E High Curren no1984-1-1$3.55 (LTC3441EDE)

300kHz - 2M Constant Frequency C E Micropower no1984-1-1$3.95 (LTC3442EDE)

600kHz - 1.Constant Frequency C E High Curren no1984-1-1$3.55 (LTC3443EDE)

100kHz - 2MHz E, I40V, 2A Syn no########$5.35 (LTC3115EDHD-1#PBF) 300kHz - 2MHz Constant Frequency C E2A Wide Inp yes########$3.55 (LTC3533EDE#PBF) 300kHz - 1.Constant Fr15E, I15V, 2.5A S no########$4.00 (LTC3112EDHD#PBF) 300kHz - 2MHz Constant Fr 5.5E, I3A Low Nois no########$3.95 (LTC3113EDHD#PBF) 200kHz - 40Constant Frequency C E, I, MP36VIN, 34VO yes########$22.55 (LTM4609EV#PBF)

200kHz - 40Constant Frequency C E, I High Ef铿乧n o########$18.80 (LTM4605EV#PBF)

200kHz - 40Constant Frequency C E, I36VIN, 24VO yes########$21.55 (LTM4607EV#PBF)

200kHz - 70Constant Frequency C E, I, MP60V 4-Switc yes2012-3-7$4.75 (LT3791EFE#PBF)

100kHz - 1MHz Constant Frequency C E, I10A Sync Bu yes########$3.56 (LTC3785EUF#PBF)

100kHz - 1MHz Constant Frequency C E10V, High E yes########$3.56 (LTC3785EUF#PBF) 200kHz to 6Constant Fr38E, I High Effici no########$4.65 (LTC3789EGN#PBF)

^*

TC3531EDD)

TC3531EDD)

TC3531EDD)

TC3444EDD)

TC3522EUD#PBF)

TC3532EDD)

TC3534EDHC#PBF) LTM8008HV#PBF)

TC3440EDD)

TC3530EDD)

TC3538EDCB#TRMPBF) TC3127EDD#PBF)

TC3520EUF#PBF)

TC3521EFE#PBF)

TC3536EDD#PBF)

TC3441EDE)

TC3442EDE)

TC3443EDE)

TC3115EDHD-1#PBF) TC3533EDE#PBF)

TC3112EDHD#PBF) TC3113EDHD#PBF) LTM4609EV#PBF) LTM4605EV#PBF) LTM4607EV#PBF)

T3791EFE#PBF)

TC3785EUF#PBF)

TC3785EUF#PBF)

TC3789EGN#PBF)