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
UC2856DW

UC2856DW

UC2856 IMPROVED CURRENT MODE PWM

Unitrode

90 -
RFQ
UC2856DW

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 7V ~ 40V 200kHz 47% Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
UCC35702PW

UCC35702PW

UCC35702 ADVANCED VOLTAGE MODE P

Unitrode

90 -
RFQ
UCC35702PW

Datasheet

- 14-TSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, Forward Converter 1 1 8.8V ~ 15V 100kHz 99% No Yes - Current Limit, Frequency Control, Sequencing, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 14-TSSOP
UCC25702N

UCC25702N

UCC25702 ADVANCED VOLTAGE MODE P

Unitrode

50 -
RFQ
UCC25702N

Datasheet

- 14-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, Forward Converter 1 1 8.8V ~ 15V 100kHz 99% No Yes - Current Limit, Frequency Control, Sequencing, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 14-PDIP
LTC1702CGN

LTC1702CGN

LTC1702 - TRANSISTOR DRIVER STEP

Linear Technology

55 -
RFQ
LTC1702CGN

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 2 2 3V ~ 7V 550kHz 90% Yes No - Current Limit, Enable, Power Good, Soft Start 0°C ~ 70°C - - Surface Mount 24-SSOP
LTC3727LXEUH-1#PBF

LTC3727LXEUH-1#PBF

HIGH EFFICIENCY, 2-PHASE SYNCHRO

Linear Technology

65 -
RFQ
LTC3727LXEUH-1#PBF

Datasheet

- 32-WFQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 28V 255kHz ~ 530kHz 99.4% Yes No - Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
LTC3828EG#PBF

LTC3828EG#PBF

LTC3828 - DUAL, 2-PHASE CONTROLL

Linear Technology

47 -
RFQ
LTC3828EG#PBF

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 28V 260kHz ~ 550kHz 99.4% Yes Yes - Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 85°C - - Surface Mount 28-SSOP
LTC3728LEUH-1#PBF

LTC3728LEUH-1#PBF

DUAL, 550KHZ, 2-PHASE SYNCHRONOU

Linear Technology

73 -
RFQ
LTC3728LEUH-1#PBF

Datasheet

- 32-WFQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 28V 260kHz ~ 550kHz 99.4% Yes No - Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
LTC3728EG#PBF

LTC3728EG#PBF

LTC3728 - DUAL, 550KHZ, 2-PHASE

Linear Technology

94 -
RFQ
LTC3728EG#PBF

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 2 2 3.5V ~ 30V 260kHz ~ 550kHz 99.4% Yes No - Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C - - Surface Mount 28-SSOP
LTC3728LIGN#PBF

LTC3728LIGN#PBF

LTC3728 - 550KHZ, DUAL, 2 PHASE

Linear Technology

98 -
RFQ
LTC3728LIGN#PBF

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 28V 260kHz ~ 550kHz 99.4% Yes No - Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C - - Surface Mount 28-SSOP
LTC1735IF#PBF

LTC1735IF#PBF

HIGH EFFICIENCY SYNCHRONOUS STEP

Linear Technology

68 -
RFQ
LTC1735IF#PBF

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 30V 300kHz 99.4% Yes No - Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 20-TSSOP
LTC1702ACGN#PBF

LTC1702ACGN#PBF

DUAL 550KHZ SYNCHRONOUS 2-PHASE

Linear Technology

70 -
RFQ
LTC1702ACGN#PBF

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 2 2 3V ~ 7V 550kHz 90% Yes No - Current Limit, Enable, Power Good, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 24-SSOP
UC2526AJ

UC2526AJ

UC2526AM REGULATING PULSE WIDTH

Unitrode

99 -
RFQ
UC2526AJ

Datasheet

- 18-CDIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 4.5V ~ 35V, 8V ~ 35V 1Hz ~ 400kHz 49% Yes Yes - Enable, Frequency Control, Reset, Soft Start -25°C ~ 85°C (TA) - - Through Hole 18-CDIP
TL5001AMJGB

TL5001AMJGB

TL5001A PWM CONTROLLER WITH WIDE

Texas Instruments

85 -
RFQ
TL5001AMJGB

Datasheet

- 8-CDIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Boost, Buck, Flyback 1 1 3.6V ~ 40V 20kHz ~ 500kHz 1 No No - Dead Time Control, Frequency Control, Ramp, Soft Start -55°C ~ 125°C (TA) - - Through Hole 8-CDIP
LTC1438CG-ADJ#PBF

LTC1438CG-ADJ#PBF

LTC1438 - DUAL ADJ OUTPUT HI EFF

Linear Technology

94 -
RFQ
LTC1438CG-ADJ#PBF

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Bulk 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
LTC1629CG-PG#PBF

LTC1629CG-PG#PBF

POLYPHASE, HIGH EFFICIENCY, SYNC

Linear Technology

47 -
RFQ
LTC1629CG-PG#PBF

Datasheet

PolyPhase® 28-SSOP (0.209", 5.30mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 36V 220kHz 99.5% Yes No - Enable, Phase Control, Power Good, Soft Start 0°C ~ 85°C (TA) - - Surface Mount 28-SSOP
ZL6105ALAFTEMP

ZL6105ALAFTEMP

SWITCHING CONTROLLER, VOLTAGE-MO

Renesas

50 -
RFQ

-

- 36-VFQFN Exposed Pad Tube Not For New Designs Transistor Driver Step-Down Positive Buck 1 1 3V ~ 5V 200kHz ~ 1.4MHz 95% Yes Yes I2C, PMBus, SMBus Current Limit, Enable, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 36-QFN (6x6)
UC2823ADW

UC2823ADW

UC2823A HIGH SPEED PWM CONTROLLE

Unitrode

30 -
RFQ
UC2823ADW

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 1 1 8.4V ~ 22V 400kHz ~ 1MHz 1 No No - Current Limit, Frequency Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
UC3823AN

UC3823AN

UC3823A HIGH SPEED PWM CONTROLLE

Unitrode

44 -
RFQ
UC3823AN

Datasheet

- 16-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 1 1 8.4V ~ 22V 400kHz ~ 1MHz 100% No No - Current Limit, Frequency Control, Ramp, Soft Start 0°C ~ 70°C (TA) - - Through Hole 16-PDIP
LT3752MPFE-1#PBF

LT3752MPFE-1#PBF

ACTIVE CLAMP SYNCHRONOUS FORWARD

Linear Technology

39 -
RFQ
LT3752MPFE-1#PBF

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad Bulk Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 10.5V ~ 16V 100kHz ~ 500kHz 95% Yes Yes - Enable, Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - Surface Mount 38-TSSOP-EP
5962-8951104EA

5962-8951104EA

UC1527A REGULATING PULSE WIDTH M

Texas Instruments

78 -
RFQ
5962-8951104EA

Datasheet

- 16-CDIP (0.300", 7.62mm) Bulk Active PWM Step-Down, Step-Up/Step-Down Positive and Negative Boost, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull 2 2 4.5V ~ 35V 100Hz ~ 500kHz 49% Yes Yes - Dead Time Control, Enable, Frequency Control, Soft Start -55°C ~ 125°C - - Through Hole 16-CDIP
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