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
TPS5633PWP

TPS5633PWP

IC REG CTRLR BUCK 28HTSSOP

Texas Instruments

0 -
RFQ
TPS5633PWP

Datasheet

- 28-PowerTSSOP (0.173", 4.40mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 1 1 11.4V ~ 13V - - Yes No - Enable, Power Good, Soft Start 0°C ~ 125°C (TJ) - - Surface Mount 28-HTSSOP
MAX1634EAI

MAX1634EAI

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc./Maxim Integrated

0 -
RFQ
MAX1634EAI

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tube Obsolete 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
UCC2806D

UCC2806D

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

0 -
RFQ
UCC2806D

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Bulk 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-SOIC
LTC3729EG#TRPBF

LTC3729EG#TRPBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

0 -
RFQ
LTC3729EG#TRPBF

Datasheet

PolyPhase® 28-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 36V 260kHz ~ 550kHz 99.5% Yes No - Current Limit, Enable, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LTC3729EUH#TRPBF

LTC3729EUH#TRPBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

0 -
RFQ
LTC3729EUH#TRPBF

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 36V 260kHz ~ 550kHz 99.5% Yes No - Current Limit, Enable, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
SG2846N

SG2846N

IC REG CTRLR MULT TOPOLOGY 16DIP

Microchip Technology

2,131 -
RFQ

-

- 16-DIP (0.300", 7.62mm) Tube Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Push-Pull 2 1 8V ~ 40V 1Hz ~ 500kHz - Yes Yes - Current Limit, Enable -25°C ~ 85°C (TA) - - Through Hole 16-PDIP
LT8705AEUHF#TRPBF

LT8705AEUHF#TRPBF

IC REG CTRLR BUCK-BOOST 38QFN

Analog Devices Inc.

0 -
RFQ
LT8705AEUHF#TRPBF

Datasheet

- 38-WFQFN Exposed Pad Tape & Reel (TR) 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 ~ 125°C - - Surface Mount 38-QFN (5x7)
UC3845ADM-TR

UC3845ADM-TR

IC REG CTRLR BUCK/BOOST 8SOIC

Microchip Technology

2,898 -
RFQ
UC3845ADM-TR

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 7.6V ~ 30V Up to 500kHz 48% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
UC3841DW

UC3841DW

IC REG CTRLR MULT TOP 18SOIC

Texas Instruments

0 -
RFQ
UC3841DW

Datasheet

- 18-SOIC (0.295", 7.50mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, Forward Converter 1 1 8V ~ 32V 500kHz 95% No No - Current Limit, Enable, Frequency Control, Ramp, Reset, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 18-SOIC
MAX1625ESE+T

MAX1625ESE+T

STEP-DOWN CONTROLLER FOR CPU

Analog Devices Inc./Maxim Integrated

2,500 -
RFQ
MAX1625ESE+T

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 100kHz ~ 1MHz 90% Yes No - Current Limit, Frequency Control, Reset, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
MAX863EEE

MAX863EEE

PFM STEP-UP DC-DC CONTROLLER

Analog Devices Inc./Maxim Integrated

722 -
RFQ
MAX863EEE

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Boost 1 1 1.5V ~ 11V - - No No - Current Limit, Enable, Frequency Control -40°C ~ 85°C - - Surface Mount 16-QSOP
ADP1823ACPZ-R7

ADP1823ACPZ-R7

IC REG CTRLR BUCK 32LFCSP

Analog Devices Inc.

0 -
RFQ
ADP1823ACPZ-R7

Datasheet

- 32-WFQFN Exposed Pad, CSP Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 3.7V ~ 20V 300kHz, 600kHz 90% Yes Yes - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 32-LFCSP-WQ (5x5)
UC2845AD

UC2845AD

IC REG CTRLR BUCK/BOOST 14SOIC

Microchip Technology

1,113 -
RFQ
UC2845AD

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 7.6V ~ 30V Up to 500kHz 48% No No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
RT6190GQW

RT6190GQW

IC REG CTRLR BUCK-BOOST WQFN-40

Richtek USA Inc.

1,390 -
RFQ
RT6190GQW

Datasheet

- 40-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 2 1 4.5V ~ 36V 250kHz ~ 1MHz - No No I2C Current Limit, Enable, Frequency Control, Power Good, Saturation, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 40-WQFN (5x5)
XDPE132G5CG000XUMA1

XDPE132G5CG000XUMA1

VOLTAGE REGULATOR

Infineon Technologies

1,370 -
RFQ

-

- 56-PowerVFQFN Tape & Reel (TR) Active PWM Step-Down Positive Buck 2 16 2.9V ~ 3.6V 200kHz ~ 2MHz - No No I2C, PMBus Current Limit, Enable, Frequency Control, On Time Control, Ramp, Soft Start -40°C ~ 120°C (TA) - - Surface Mount 56-QFN (7x7)
LTC3708EUH

LTC3708EUH

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

172 -
RFQ
LTC3708EUH

Datasheet

- 32-WFQFN Exposed Pad Bulk Obsolete Transistor Driver Step-Down Positive Buck 2 2 3.2V ~ 36V - - Yes Yes - Enable, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
HIP6311CB-T

HIP6311CB-T

SWITCHING CONTROLLER

Intersil

2,000 -
RFQ
HIP6311CB-T

Datasheet

- 20-SOIC (0.295", 7.50mm Width) Bulk Obsolete PWM Signal Step-Down Positive Buck 4 4 4.75V ~ 5.25V 50kHz ~ 1.5MHz - - No - Enable, Frequency Control, Power Good 0°C ~ 70°C (TA) - - Surface Mount 20-SOIC
HIP6311CBZ

HIP6311CBZ

SWITCHING CONTROLLER

Intersil

108 -
RFQ
HIP6311CBZ

Datasheet

- 20-SOIC (0.295", 7.50mm Width) Tube Obsolete PWM Signal Step-Down Positive Buck 4 4 4.75V ~ 5.25V 50kHz ~ 1.5MHz - - No - Enable, Frequency Control, Power Good 0°C ~ 70°C (TA) - - Surface Mount 20-SOIC
ISL6564IRZ

ISL6564IRZ

SWITCHING CONTROLLER

Intersil

600 -
RFQ
ISL6564IRZ

Datasheet

- 40-VFQFN Exposed Pad Tube Obsolete PWM Signal Step-Down Positive Buck 4 4 4.75V ~ 5.25V 80kHz ~ 1.5MHz 66.7% - No - Enable, Frequency Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 40-QFN (6x6)
UCC1808J-2

UCC1808J-2

SWITCHING CONTROLLER

Texas Instruments

245 -
RFQ
UCC1808J-2

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
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