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
LTC3864MPMSE#PBF

LTC3864MPMSE#PBF

IC REG CTRLR BUCK 12MSOP

Analog Devices Inc.

22 -
RFQ
LTC3864MPMSE#PBF

Datasheet

- 12-TSSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 60V 50kHz ~ 850kHz 100% No No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -55°C ~ 150°C (TJ) - - Surface Mount 12-MSOP-EP
LTC3779IFE#TRPBF

LTC3779IFE#TRPBF

IC REG CTRLR BUCK-BOOST 38-TSSOP

Analog Devices Inc.

1,747 -
RFQ
LTC3779IFE#TRPBF

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down Positive Buck, Boost 1 1 4.5V ~ 150V 50kHz ~ 600kHz 90% Yes No - Current Limit, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
UC2841DW

UC2841DW

IC REG CTRLR MULT TOP 18SOIC

Texas Instruments

60 -
RFQ
UC2841DW

Datasheet

- 18-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 8V ~ 32V 500kHz 95% No No - Current Limit, Enable, Frequency Control, Ramp, Reset, Soft Start -25°C ~ 85°C (TA) - - Surface Mount 18-SOIC
LTC1159CG#PBF

LTC1159CG#PBF

IC REG CTRLR BUCK 20SSOP

Analog Devices Inc.

66 -
RFQ
LTC1159CG#PBF

Datasheet

- 20-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive or Negative Buck 1 1 4V ~ 40V Up to 250kHz 100% Yes No - Current Limit, Enable 0°C ~ 70°C (TA) - - Surface Mount 20-SSOP
LT8705HFE#PBF

LT8705HFE#PBF

IC REG CTRLR BUCK-BOOST 38TSSOP

Analog Devices Inc.

8 -
RFQ
LT8705HFE#PBF

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 2 2 2.8V ~ 80V 100kHz ~ 400kHz - Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 38-TSSOP-EP
MAX5041EAI+

MAX5041EAI+

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc./Maxim Integrated

50 -
RFQ
MAX5041EAI+

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.75V ~ 28V 250kHz, 500kHz - Yes No - Enable, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
MAX5066EUI+

MAX5066EUI+

IC REG CTRLR BUCK 28TSSOP

Analog Devices Inc./Maxim Integrated

87 -
RFQ

-

- 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.75V ~ 28V 100kHz ~ 1MHz - Yes No - Enable, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 28-TSSOP-EP
LTC1538CG-AUX#PBF

LTC1538CG-AUX#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

40 -
RFQ
LTC1538CG-AUX#PBF

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 1 3.5V ~ 30V Up to 400kHz 99% Yes No - Enable, Power on Reset, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 28-SSOP
LT8708ILWE-1#PBF

LT8708ILWE-1#PBF

80V BIDIRECTIONAL BUCK-BOOST SLA

Analog Devices Inc.

2 -
RFQ
LT8708ILWE-1#PBF

Datasheet

- 64-LQFP Exposed Pad Tray Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 2 2.8V ~ 80V 100kHz ~ 400kHz 80% Yes Yes - Enable -40°C ~ 125°C (TJ) - - Surface Mount 64-LQFP-EP (10x10)
LTC7880EUKG#PBF

LTC7880EUKG#PBF

60V DUAL STEP-UP CONTROLLER WITH

Analog Devices Inc.

15 -
RFQ
LTC7880EUKG#PBF

Datasheet

- 52-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up Positive Boost 2 2 5V ~ 40V 50kHz ~ 500kHz 92% Yes Yes I2C, PMBus Current Limit, Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 52-QFN (7x8)
LT8708HUHG-1#PBF

LT8708HUHG-1#PBF

80V SYNCHRONOUS 4-SWITCH BUCK-BO

Analog Devices Inc.

45 -
RFQ
LT8708HUHG-1#PBF

Datasheet

- 40-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 2 2.8V ~ 80V 100kHz ~ 400kHz 80% Yes Yes - - -40°C ~ 150°C - - Surface Mount 40-QFN (5x8)
LTC7880IUKG#PBF

LTC7880IUKG#PBF

60V DUAL STEP-UP CONTROLLER WITH

Analog Devices Inc.

1 -
RFQ
LTC7880IUKG#PBF

Datasheet

- 52-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up Positive Boost 2 2 5V ~ 40V 50kHz ~ 500kHz 92% Yes Yes I2C, PMBus Current Limit, Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 52-QFN (7x8)
LT3791MPFE-1#PBF

LT3791MPFE-1#PBF

IC REG CTRLR BUCK-BOOST 38TSSOP

Analog Devices Inc.

0 -
RFQ
LT3791MPFE-1#PBF

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 2 2 4.7V ~ 60V 200kHz ~ 700kHz - Yes Yes - Enable, Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC3769MPUF#PBF

LTC3769MPUF#PBF

IC REG CTRLR BOOST/SEPIC 24QFN

Analog Devices Inc.

91 -
RFQ
LTC3769MPUF#PBF

Datasheet

- 24-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 1 1 4.5V ~ 60V 105kHz ~ 760kHz 96% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -55°C ~ 150°C (TJ) - - Surface Mount 24-QFN (4x4)
MAX1631AEAI+

MAX1631AEAI+

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc./Maxim Integrated

32 -
RFQ
MAX1631AEAI+

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 1 4.2V ~ 30V 200kHz ~ 300kHz 99% Yes Yes - Enable, Reset, Sequencing -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LTC3784MPUFD#PBF

LTC3784MPUFD#PBF

IC REG CTRLR BOOST 28QFN

Analog Devices Inc.

73 -
RFQ
LTC3784MPUFD#PBF

Datasheet

PolyPhase® 28-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up Positive Boost 2 2 4.5V ~ 60V 105kHz ~ 760kHz 96% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -55°C ~ 150°C (TJ) - - Surface Mount 28-QFN (4x5)
LTC3859AMPUHF#PBF

LTC3859AMPUHF#PBF

IC REG CTRLR MULT TOPOLOGY 38QFN

Analog Devices Inc.

52 -
RFQ
LTC3859AMPUHF#PBF

Datasheet

- 38-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Buck-Boost, SEPIC 3 2 4.5V ~ 38V 115kHz ~ 835kHz, 350kHz ~ 535kHz 99%, 100% Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -55°C ~ 150°C (TJ) - - Surface Mount 38-QFN (5x7)
LTC3899MPUHF#PBF

LTC3899MPUHF#PBF

IC REG CTRLR BUCK/BUCK-BST 38QFN

Analog Devices Inc.

52 -
RFQ
LTC3899MPUHF#PBF

Datasheet

- 38-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck, Buck-Boost 3 2 4.5V ~ 60V 105kHz ~ 835kHz, 350kHz ~ 535kHz 100% Yes No - Enable, Frequency Control, Soft Start, Tracking -55°C ~ 150°C (TJ) - - Surface Mount 38-QFN (5x7)
LTC7813MPUH#PBF

LTC7813MPUH#PBF

IC REG CTRLR BUCK/BOOST 32QFN

Analog Devices Inc.

83 -
RFQ
LTC7813MPUH#PBF

Datasheet

- 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up, Step-Down Positive Buck, Boost 2 1 4.5V ~ 60V 105kHz ~ 835kHz, 350kHz ~ 535kHz 96%, 99% Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -55°C ~ 150°C (TJ) - - Surface Mount 32-QFN (5x5)
MAX25206ATPA/VY+

MAX25206ATPA/VY+

HV 80V BUCK CONTROLLER

Analog Devices Inc./Maxim Integrated

0 -
RFQ
MAX25206ATPA/VY+

Datasheet

- 20-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 60V 2.2MHz 97% Yes Yes - Current Limit -40°C ~ 125°C (TA) - - Surface Mount, Wettable Flank 20-SWTQFN (4x4)
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