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
LTC3859AEFE#PBF

LTC3859AEFE#PBF

IC REG CTRLR MULT TOP 38TSSOP

Analog Devices Inc.

20 -
RFQ
LTC3859AEFE#PBF

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) 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 -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC7817JUHF#WPBF

LTC7817JUHF#WPBF

40V, 8UA IQ, 3MHZ, TRPLE BCKBST

Analog Devices Inc.

79 -
RFQ
LTC7817JUHF#WPBF

Datasheet

- 38-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up, Step-Down Positive Buck, Boost 3 2 4.5V ~ 40V 100kHz ~ 3MHz 100% Yes Yes - Current Limit, Enable, Frequency Control -40°C ~ 150°C (TJ) - - Surface Mount 38-QFN (5x7)
LTC3805MPMSE#PBF

LTC3805MPMSE#PBF

IC REG CTRLR FLYBACK 10MSOP

Analog Devices Inc.

20 -
RFQ
LTC3805MPMSE#PBF

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 3.95V ~ 9.5V 70kHz ~ 700kHz 80% No Yes - Enable, Soft Start -55°C ~ 150°C (TJ) - - Surface Mount 10-MSOP-EP
LTC3829IFE#WPBF

LTC3829IFE#WPBF

3-PHASE, 1X OUT SYNC BUCK DC/DC

Analog Devices Inc.

7 -
RFQ
LTC3829IFE#WPBF

Datasheet

PolyPhase® 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 3 3 4.5V ~ 38V 250kHz ~ 770kHz 94% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC3859IUHF#PBF

LTC3859IUHF#PBF

IC REG CTRLR MULT TOPOLOGY 38QFN

Analog Devices Inc.

55 -
RFQ
LTC3859IUHF#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 -40°C ~ 125°C (TJ) - - Surface Mount 38-QFN (5x7)
LTC3827EG-1#PBF

LTC3827EG-1#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

66 -
RFQ
LTC3827EG-1#PBF

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 36V 250kHz ~ 530kHz 99.4% Yes No - Enable, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LTC3883EUH-1#WPBF

LTC3883EUH-1#WPBF

1X PHBUCK DC/DC CNTR W/ DIG PWR

Analog Devices Inc.

73 -
RFQ
LTC3883EUH-1#WPBF

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 24V 250kHz ~ 1MHz - No Yes I2C, PMBus Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 105°C (TJ) - - Surface Mount 32-QFN (5x5)
LTC3883EUH#WPBF

LTC3883EUH#WPBF

1X PHBUCK DC/DC CNTR W/ DIG PWR

Analog Devices Inc.

73 -
RFQ
LTC3883EUH#WPBF

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 24V 250kHz ~ 1MHz - No Yes I2C, PMBus Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 105°C (TJ) - - Surface Mount 32-QFN (5x5)
LTC3859ALIFE#PBF

LTC3859ALIFE#PBF

IC REG CTRLR MULT TOP 38TSSOP

Analog Devices Inc.

50 -
RFQ
LTC3859ALIFE#PBF

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) 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 -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
LT8708HUHG#PBF

LT8708HUHG#PBF

80V SYNCHRONOUS 4-SWITCH BUCK-BO

Analog Devices Inc.

42 -
RFQ
LT8708HUHG#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)
LTC3707IGN#PBF

LTC3707IGN#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

49 -
RFQ
LTC3707IGN#PBF

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 28V 220kHz 99.4% Yes No - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
UCC2806PW

UCC2806PW

IC REG CTRLR MULT TOP 16TSSOP

Texas Instruments

11 -
RFQ
UCC2806PW

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, Forward Converter 2 1 8V ~ 14.5V 47kHz 50% Yes No - Current Limit, Enable, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 16-TSSOP
LT8390HFE#PBF

LT8390HFE#PBF

60V SYNCHRONOUS 4-SWITCH BUCK-BO

Analog Devices Inc.

82 -
RFQ
LT8390HFE#PBF

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 4V ~ 60V 190kHz ~ 630kHz 95% Yes Yes - Current Limit, Frequency Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 28-TSSOP-EP
LTC3883IUH#PBF

LTC3883IUH#PBF

IC REG CTRLR BUCK PMBUS 32QFN

Analog Devices Inc.

73 -
RFQ
LTC3883IUH#PBF

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 24V - - Yes Yes I2C, PMBus Enable, Frequency Control, Phase Control, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
LT8390AHFE#PBF

LT8390AHFE#PBF

60V SYNCHRONOUS 4-SWITCH BUCK-BO

Analog Devices Inc.

12 -
RFQ
LT8390AHFE#PBF

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 4V ~ 60V 645kHz ~ 2.1MHz 95% Yes Yes - Current Limit, Frequency Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 28-TSSOP-EP
LT8392HUFD#PBF

LT8392HUFD#PBF

60V SYNC 4-SWITCH BUCK-BOOST LED

Analog Devices Inc.

54 -
RFQ
LT8392HUFD#PBF

Datasheet

- 28-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 2 3V ~ 60V 400kHz - Yes Yes - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 28-QFN (4x5)
LTC3859ALHFE#PBF

LTC3859ALHFE#PBF

IC REG CTRLR MULT TOP 38TSSOP

Analog Devices Inc.

13 -
RFQ
LTC3859ALHFE#PBF

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) 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 -40°C ~ 150°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC3883IUH-1#WPBF

LTC3883IUH-1#WPBF

1X PHBUCK DC/DC CNTR W/ DIG PWR

Analog Devices Inc.

73 -
RFQ
LTC3883IUH-1#WPBF

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 24V 250kHz ~ 1MHz - No Yes I2C, PMBus Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
LTC3883IUH#WPBF

LTC3883IUH#WPBF

1X PHBUCK DC/DC CNTR W/ DIG PWR

Analog Devices Inc.

63 -
RFQ
LTC3883IUH#WPBF

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 24V 250kHz ~ 1MHz - Yes Yes I2C, PMBus Enable, Frequency Control, Phase Control, Power Good -40°C ~ 125°C - - Surface Mount 32-QFN (5x5)
LTC3897EFE#PBF

LTC3897EFE#PBF

IC REG CTRLR BUCK BOOST 38TSSOP

Analog Devices Inc.

43 -
RFQ
LTC3897EFE#PBF

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up Positive Boost 2 2 4.5V ~ 65V 75kHz ~ 850kHz - Yes Yes - Current Limit, Frequency Control, Overcurrent, Ramping -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
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