DC DC Switching Controllers

制造商 Series Package/Case Packaging Product Status Output Type Function Output Configuration Topology Number of Outputs Output Phases Voltage - Supply (Vcc/Vdd) Frequency - Switching Duty Cycle (Max) Synchronous Rectifier Clock Sync Serial Interfaces Control Features Operating Temperature Grade Qualification Mounting Type Supplier Device Package





















































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Product Status Output Type Function Output Configuration Topology Number of Outputs Output Phases Voltage - Supply (Vcc/Vdd) Frequency - Switching Duty Cycle (Max) Synchronous Rectifier Clock Sync Serial Interfaces Control Features Operating Temperature Grade Qualification Mounting Type Supplier Device Package
LM5642XMHX

LM5642XMHX

IC REG CTRLR BUCK 28ETSSOP

Texas Instruments

0
RFQ
LM5642XMHX

Datasheet

- 28-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 36V 375kHz 98.9% Yes Yes - Current Limit, Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-HTSSOP
LM5642XMTX

LM5642XMTX

IC REG CTRLR BUCK 28TSSOP

Texas Instruments

0
RFQ
LM5642XMTX

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 36V 375kHz 98.9% Yes Yes - Current Limit, Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP
RT8241AZQW

RT8241AZQW

IC REG CTRLR BUCK 12WQFN

Richtek USA Inc.

0
RFQ
RT8241AZQW

Datasheet

- 12-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 300kHz - Yes No - Current Limit, Enable, Phase Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 12-WQFN (2x2)
XDPS21081XUMA1

XDPS21081XUMA1

XDP SMPS TV/PC

Infineon Technologies

0
RFQ
XDPS21081XUMA1

Datasheet

- 16-SOIC (0.154", 3.90mm Width), 12 Leads Tape & Reel (TR) Obsolete Transistor Driver Step-Up/Step-Down Positive Flyback 1 1 7.2V ~ 20.5V 23kHz ~ 139.1kHz - No No - Current Limit, Dead Time Control, Enable, Frequency Control, Soft Start -25°C ~ 125°C (TJ) - - Surface Mount PG-DSO-12-20
UC3823QG3

UC3823QG3

IC REG CTRLR MULT TOP 20PLCC

Texas Instruments

0
RFQ
UC3823QG3

Datasheet

- 20-LCC (J-Lead) Tube Obsolete Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter 1 1 8.4V ~ 30V 340kHz ~ 460kHz 85% No No - Current Limit, Enable, Frequency Control, Ramp, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 20-PLCC (9x9)
UC28025NG4

UC28025NG4

IC REG CTRLR MULT TOPOLOGY 16DIP

Texas Instruments

0
RFQ
UC28025NG4

Datasheet

- 16-DIP (0.300", 7.62mm) Tube Discontinued at Digi-Key Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 2 9V ~ 30V 340kHz ~ 460kHz 45% Yes No - Current Limit, Enable, Frequency Control, Ramp, Soft Start -40°C ~ 105°C (TA) - - Through Hole 16-PDIP
TPS40050QPWPRQ1

TPS40050QPWPRQ1

IC REG CTRLR BUCK 16HTSSOP

Texas Instruments

0
RFQ
TPS40050QPWPRQ1

Datasheet

- 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 8V ~ 40V Up to 1MHz 94% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 16-HTSSOP
LT8357JMSE#TRPBF

LT8357JMSE#TRPBF

LOW-IQ 2MHZ 60V ISOLATED SEPIC F

Analog Devices Inc.

0
RFQ
LT8357JMSE#TRPBF

Datasheet

- 12-TSSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 3V ~ 60V 100kHz ~ 2MHz 95% No No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 12-MSOP-EP
TC105503ECTTR

TC105503ECTTR

IC REG CTRLR BUCK SOT23A-5

Microchip Technology

0
RFQ
TC105503ECTTR

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 2.2V ~ 10V 300kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-5
TC105303ECTTR

TC105303ECTTR

IC REG CTRLR BUCK SOT23-5

Microchip Technology

0
RFQ
TC105303ECTTR

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 2.2V ~ 10V 300kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-5
LM5020SD-2/NOPB

LM5020SD-2/NOPB

IC REG CTRLR FLYBACK 10WSON

Texas Instruments

0
RFQ
LM5020SD-2/NOPB

Datasheet

- 10-WDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Flyback 1 1 8V ~ 15V 200kHz ~ 630kHz 50% No Yes - Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 10-WSON (4x4)
MIC2182-3.3BM-TR

MIC2182-3.3BM-TR

IC REG CTRLR BUCK 16SOIC

Microchip Technology

0
RFQ
MIC2182-3.3BM-TR

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 32V 300kHz 86% Yes Yes - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
MIC2182-5.0BM-TR

MIC2182-5.0BM-TR

IC REG CTRLR BUCK 16SOIC

Microchip Technology

0
RFQ
MIC2182-5.0BM-TR

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 32V 300kHz 86% Yes Yes - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
MIC2182BM-TR

MIC2182BM-TR

IC REG CTRLR BUCK 16SOIC

Microchip Technology

0
RFQ
MIC2182BM-TR

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 32V 300kHz 86% Yes Yes - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
MIC38HC43-1YM

MIC38HC43-1YM

IC REG CTRLR MULT TOP 14SOIC

Microchip Technology

0
RFQ
MIC38HC43-1YM

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V - 96% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
MIC38HC43-1YM-TR

MIC38HC43-1YM-TR

IC REG CTRLR MULT TOP 14SOIC

Microchip Technology

0
RFQ
MIC38HC43-1YM-TR

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V - 96% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
LM5026MT

LM5026MT

IC REG CTRLR FWRD CONV 16TSSOP

Texas Instruments

0
RFQ
LM5026MT

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Tube Last Time Buy Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 2 1 8V ~ 15V 200kHz ~ 590kHz 70%, 80% No Yes - Dead Time Control, Frequency Control, Reset, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP
LTC3851EMSE#TRPBF

LTC3851EMSE#TRPBF

IC REG CTRLR BUCK 16MSOP

Analog Devices Inc.

0
RFQ
LTC3851EMSE#TRPBF

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 38V 250kHz ~ 750kHz 99% Yes No - Current Limit, Enable, Frequency Control, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 16-MSOP-EP
LTC3851EMSE-1#TRPBF

LTC3851EMSE-1#TRPBF

IC REG CTRLR BUCK 16MSOP

Analog Devices Inc.

0
RFQ
LTC3851EMSE-1#TRPBF

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 38V 250kHz ~ 750kHz 99% Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 16-MSOP-EP
LTC7893AUFDM#TRPBF

LTC7893AUFDM#TRPBF

LOW IQ 100V SINGLE SYNC BOOST CT

Analog Devices Inc.

0
RFQ

-

- 28-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 1 1 4V ~ 60V 100kHz ~ 3MHz 93% Yes No - Current Limit, Dead Time Control, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount, Wettable Flank 28-QFN (4x5)
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