DC DC Switching Controllers

Manufacturer 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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DC DC Switching Controllers

DC-DC switching controllers are power management ICs used to control external power switches for efficient voltage conversion. They support buck, boost, buck-boost, flyback, and other switching topologies, and are commonly used in power supplies, industrial equipment, automotive electronics, communication systems, servers, battery-powered devices, and embedded applications.

TomatoElec is an independent electronic components distributor supplying DC-DC switching controller ICs from mainstream manufacturers such as Texas Instruments, Analog Devices, STMicroelectronics, onsemi, Infineon, Microchip, Renesas, NXP, Diodes Incorporated, and Monolithic Power Systems. Customers can check inventory, price, package, specifications, parameters and PDF datasheets in the product list below, and submit a BOM or RFQ for DC-DC switching controller sourcing support.

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
LTC3858IGN-1#TRPBF

LTC3858IGN-1#TRPBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

0 -
RFQ
LTC3858IGN-1#TRPBF

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
LTC3857IGN-1#TRPBF

LTC3857IGN-1#TRPBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

0 -
RFQ
LTC3857IGN-1#TRPBF

Datasheet

PolyPhase® 28-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
LT8709IFE#TRPBF

LT8709IFE#TRPBF

IC REG CTRLR MULT TOP 20TSSOP

Analog Devices Inc.

0 -
RFQ
LT8709IFE#TRPBF

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive or Negative Buck, Boost, Buck-Boost 1 1 -4.5V ~ -80V 100kHz ~ 750kHz - Yes Yes - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP-EP
MAX5051AUI

MAX5051AUI

IC REG CTRLR MULT TOP 28TSSOP

Analog Devices Inc./Maxim Integrated

0 -
RFQ

-

- 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 11V ~ 76V - 48% Yes Yes - Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP-EP
LTC1266CS#TRPBF

LTC1266CS#TRPBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

0 -
RFQ
LTC1266CS#TRPBF

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 18V Up to 400kHz 100% Yes No - Enable 0°C ~ 70°C (TA) - - Surface Mount 16-SO
LTC1266CS-3.3#TRPBF

LTC1266CS-3.3#TRPBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

0 -
RFQ
LTC1266CS-3.3#TRPBF

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 18V Up to 400kHz 100% Yes No - Enable 0°C ~ 70°C (TA) - - Surface Mount 16-SO
LTC1266CS-5#TRPBF

LTC1266CS-5#TRPBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

0 -
RFQ
LTC1266CS-5#TRPBF

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 18V Up to 400kHz 100% Yes No - Enable 0°C ~ 70°C (TA) - - Surface Mount 16-SO
SCY994351DWR2G

SCY994351DWR2G

IC REG CTRLR

onsemi

0 -
RFQ

-

- - Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - - -
MAX5065EAI

MAX5065EAI

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc./Maxim Integrated

0 -
RFQ

-

- 28-SSOP (0.209", 5.30mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 2 2 4.75V ~ 28V 250kHz, 500kHz - Yes No - Enable, Phase Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LTC3703IG-5#TRPBF

LTC3703IG-5#TRPBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

0 -
RFQ
LTC3703IG-5#TRPBF

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.1V ~ 15V 100kHz ~ 600kHz 93% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
LT3752HFE#WTRPBF

LT3752HFE#WTRPBF

ACTIVE CLAMP SYNC FOR CNTRS W/ I

Analog Devices Inc.

0 -
RFQ
LT3752HFE#WTRPBF

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 6.5V ~ 100V 100kHz ~ 500kHz 95% Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount 38-TSSOP-EP
LT3752HFE-1#WTRPBF

LT3752HFE-1#WTRPBF

ACTIVE CLAMP SYNC FOR CNTRS W/ I

Analog Devices Inc.

0 -
RFQ
LT3752HFE-1#WTRPBF

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 6.5V ~ 100V 100kHz ~ 500kHz 95% Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount 38-TSSOP-EP
LTC3703HGN#TRPBF

LTC3703HGN#TRPBF

IC REG CTRLR BUCK 16SSOP

Analog Devices Inc.

0 -
RFQ
LTC3703HGN#TRPBF

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 9.3V ~ 15V 100kHz ~ 600kHz 93% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 16-SSOP
LTC3835IGN-1#TRPBF

LTC3835IGN-1#TRPBF

IC REG CTRLR BUCK 16SSOP

Analog Devices Inc.

0 -
RFQ
LTC3835IGN-1#TRPBF

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 36V 250kHz ~ 530kHz 99.4% Yes No - Enable, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
LTC3835IDHC-1#TRPBF

LTC3835IDHC-1#TRPBF

IC REG CTRLR BUCK 16-DFN

Analog Devices Inc.

0 -
RFQ
LTC3835IDHC-1#TRPBF

Datasheet

- 16-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 36V 250kHz ~ 530kHz 99.4% Yes No - Enable, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 16-DFN (5x3)
ISL68227IRAZ

ISL68227IRAZ

INFRA 1OUT/12PH DIGITAL CONTROLL

Renesas Electronics Corporation

0 -
RFQ
ISL68227IRAZ

Datasheet

- 60-VFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 12 3.135V ~ 3.465V 200kHz ~ 2MHz - No Yes PMBus Current Limit, Enable, Frequency Control, Phase Control, Power Good, Power On Reset, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 60-QFN (7x7)
XDPP1148100BXUMA1

XDPP1148100BXUMA1

CONTROLLER

Infineon Technologies

0 -
RFQ

-

- - Tray Active - - - - - - - - - - - - - - - - - -
MAX8598ETE+T

MAX8598ETE+T

IC REG CTRLR BUCK 16TQFN

Analog Devices Inc./Maxim Integrated

0 -
RFQ

-

- 16-WQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 28V 200kHz ~ 1.4MHz - Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-TQFN (4x4)
LTC3858IUFD-1#TRPBF

LTC3858IUFD-1#TRPBF

IC REG CTRLR BUCK 28QFN

Analog Devices Inc.

0 -
RFQ
LTC3858IUFD-1#TRPBF

Datasheet

- 28-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-QFN (4x5)
LTC3858IUH-2#TRPBF

LTC3858IUH-2#TRPBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

0 -
RFQ
LTC3858IUH-2#TRPBF

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99% Yes No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
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