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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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
TPS53681RSBT Texas Instruments

TPS53681RSBT

DUAL-CHANNEL 6+2/5+3 D-CAP+TM MU

Texas Instruments

442
RFQ
TPS53681RSBT Datasheet

Datasheet

D-CAP+™ 40-WFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Down Positive Buck 2 8 4.5V ~ 17V 300kHz ~ 1MHz - No No PMBus Current Limit, Enable -40°C ~ 125°C (TJ) - - Surface Mount 40-WQFN (5x5)
LTC3896IFE#PBF Analog Devices Inc.

LTC3896IFE#PBF

IC REG CTRLR BUCK-BOOST 38TSSOP

Analog Devices Inc.

3,175
RFQ
LTC3896IFE#PBF Datasheet

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Negative Buck-Boost 1 1 4V ~ 140V 50kHz ~ 900kHz 99% No No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC3736EUF-2#PBF Analog Devices Inc.

LTC3736EUF-2#PBF

IC REG CTRLR BUCK 24QFN

Analog Devices Inc.

2,866
RFQ
LTC3736EUF-2#PBF Datasheet

Datasheet

- 24-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 2.75V ~ 9.8V 300kHz ~ 750kHz 100% Yes Yes - Current Limit, Enable, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 24-QFN (4x4)
LTC3789IGN#PBF Analog Devices Inc.

LTC3789IGN#PBF

IC REG CTRLR BUCK-BOOST 28SSOP

Analog Devices Inc.

1,034
RFQ
LTC3789IGN#PBF Datasheet

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 2 1 4V ~ 38V 200kHz ~ 640kHz 90% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
LTC3880EUJ-1#PBF Analog Devices Inc.

LTC3880EUJ-1#PBF

IC REG CTRLR BUCK PMBUS 40QFN

Analog Devices Inc.

2,117
RFQ
LTC3880EUJ-1#PBF Datasheet

Datasheet

PolyPhase® 40-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 24V - - Yes Yes I2C, PMBus Enable, Frequency Control -40°C ~ 105°C (TA) - - Surface Mount 40-QFN (6x6)
LTC3891IUDC#PBF Analog Devices Inc.

LTC3891IUDC#PBF

IC REG CTRLR BUCK 20QFN

Analog Devices Inc.

387
RFQ
LTC3891IUDC#PBF Datasheet

Datasheet

- 20-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 60V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (3x4)
LTC7800IUDC#PBF Analog Devices Inc.

LTC7800IUDC#PBF

IC REG CTRLR SYNC BUCK 60V 20QFN

Analog Devices Inc.

1,434
RFQ
LTC7800IUDC#PBF Datasheet

Datasheet

- 20-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 60V 320kHz ~ 2.25MHz 98% No No - Current Limit, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (3x4)
LTC3857EUH#PBF Analog Devices Inc.

LTC3857EUH#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

146
RFQ
LTC3857EUH#PBF Datasheet

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
LTC3862HUH#PBF Analog Devices Inc.

LTC3862HUH#PBF

IC REG CTRLR BOOST/SEPIC 24QFN

Analog Devices Inc.

127
RFQ
LTC3862HUH#PBF Datasheet

Datasheet

- 24-WQFN Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 4V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 24-QFN (5x5)
LTC3862HGN#PBF Analog Devices Inc.

LTC3862HGN#PBF

IC REG CTRLR BOOST/SEPIC 24SSOP

Analog Devices Inc.

110
RFQ
LTC3862HGN#PBF Datasheet

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 4V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 24-SSOP
LTC3788IUH#PBF Analog Devices Inc.

LTC3788IUH#PBF

IC REG CTRLR BOOST 32QFN

Analog Devices Inc.

4,108
RFQ
LTC3788IUH#PBF Datasheet

Datasheet

- 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up Positive Boost 2 2 4.5V ~ 38V 105kHz ~ 760kHz 96% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
LTC3862HUH-1#PBF Analog Devices Inc.

LTC3862HUH-1#PBF

IC REG CTRLR BOOST/SEPIC 24QFN

Analog Devices Inc.

3,372
RFQ
LTC3862HUH-1#PBF Datasheet

Datasheet

- 24-WQFN Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 8.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 24-QFN (5x5)
LT1952IGN-1#TRPBF Analog Devices Inc.

LT1952IGN-1#TRPBF

IC REG CTRLR FWRD CONV 16SSOP

Analog Devices Inc.

2,425
RFQ
LT1952IGN-1#TRPBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 6.82V ~ 25V 100kHz ~ 500kHz 90% Yes Yes - Enable, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 16-SSOP
LTC1147LIS8#PBF Analog Devices Inc.

LTC1147LIS8#PBF

IC REG CTRLR BUCK 8SOIC

Analog Devices Inc.

129
RFQ
LTC1147LIS8#PBF Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 14V - 100% No No - Current Limit, Enable -40°C ~ 85°C (TA) - - Surface Mount 8-SO
MAX1653EEE+ Analog Devices Inc./Maxim Integrated

MAX1653EEE+

IC REG CTRLR BUCK 16QSOP

Analog Devices Inc./Maxim Integrated

4,764
RFQ
MAX1653EEE+ Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 30V 150kHz, 300kHz 98% Yes Yes - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-QSOP
LTC1735CF#PBF Analog Devices Inc.

LTC1735CF#PBF

IC REG CTRLR BUCK 20TSSOP

Analog Devices Inc.

4,799
RFQ
LTC1735CF#PBF Datasheet

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 30V 300kHz 99.4% Yes No - Enable, Power Good, Soft Start 0°C ~ 85°C (TA) - - Surface Mount 20-TSSOP
LTC3899IUHF#PBF Analog Devices Inc.

LTC3899IUHF#PBF

IC REG CTRLR BUCK/BUCK-BST 38QFN

Analog Devices Inc.

2,438
RFQ
LTC3899IUHF#PBF Datasheet

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 -40°C ~ 125°C (TJ) - - Surface Mount 38-QFN (5x7)
LTC3887EUJ#PBF Analog Devices Inc.

LTC3887EUJ#PBF

IC REG CTRLR BUCK PMBUS 40QFN

Analog Devices Inc.

1,941
RFQ
LTC3887EUJ#PBF Datasheet

Datasheet

PolyPhase® 40-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 24V 250kHz ~ 1MHz - Yes Yes I2C, PMBus Enable, Frequency Control, Phase Control -40°C ~ 125°C (TJ) - - Surface Mount 40-QFN (6x6)
LT3840IFE#PBF Analog Devices Inc.

LT3840IFE#PBF

IC REG CTRLR BUCK 28TSSOP

Analog Devices Inc.

2,425
RFQ
LT3840IFE#PBF Datasheet

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive or Negative Buck 1 1 2.5V ~ 60V 50kHz ~ 1MHz 99% Yes Yes - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP-EP
MAX774EPA+ Analog Devices Inc./Maxim Integrated

MAX774EPA+

IC REG CTRLR BUCK-BOOST 8DIP

Analog Devices Inc./Maxim Integrated

121
RFQ
MAX774EPA+ Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Up/Step-Down Negative Buck-Boost 1 1 3V ~ 16.5V 300kHz - No No - Enable -40°C ~ 85°C (TA) - - Through Hole 8-PDIP
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DC DC Switching Controllers Electronic Components Sourcing and Lifecycle Support

FPGAX is a global sourcing partner specializing in FPGA and programmable logic solutions for engineering and manufacturing organizations worldwide. For customers sourcing DC DC Switching Controllers components, we support both current production requirements and long-term component availability across demanding product lifecycles.

Our sourcing approach combines traceability, supply stability, and technical coordination. FPGAX is certified to AS9120B, ISO 9001:2008, and ISO 14001 standards and supports procurement programs where continuity, documentation, and dependable component supply are important.

How FPGAX Supports DC DC Switching Controllers Requirements

  • Active component sourcing: support for current FPGA, programmable logic, and related semiconductor requirements.
  • End-of-life sourcing: assistance with obsolete and hard-to-find parts when designs must remain in production.
  • Lifecycle management: sourcing support during product transitions, allocation periods, and supply interruptions.
  • Design continuity: long-term supply support intended to reduce redesign pressure and production disruption.
  • Major programmable logic brands: sourcing coverage includes Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic.

Supply Support at a Glance

Requirement FPGAX Support
Current production Active FPGA, programmable logic, and semiconductor component sourcing
Legacy programs End-of-life and hard-to-find component sourcing
Supply continuity Lifecycle transition and long-term availability support
Quality requirements Traceable sourcing and quality-management processes

Focused on FPGA and Programmable Logic Supply

FPGAX focuses on helping customers maintain access to critical programmable devices throughout the full component lifecycle. Whether the requirement is for a current design, an established production program, or an older platform facing component obsolescence, our goal is to provide a stable sourcing path and help customers maintain design and manufacturing continuity.

DC DC Switching Controllers FAQ

Can FPGAX source both active and end-of-life DC DC Switching Controllers components?

Yes. FPGAX supports sourcing for both active components and end-of-life or hard-to-find parts, with an emphasis on maintaining supply continuity for engineering and manufacturing programs.

Which programmable logic manufacturers does FPGAX support?

Our core sourcing coverage includes major FPGA and programmable logic manufacturers such as Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic, subject to specific part requirements and availability.

How does FPGAX help with component lifecycle changes?

We support customers through lifecycle transitions by helping locate current or legacy supply, reducing exposure to supply disruptions, and supporting long-term availability for designs that need to remain in production.

What quality and traceability standards does FPGAX follow?

FPGAX states certification to AS9120B, ISO 9001:2008, and ISO 14001 standards. Our sourcing services are structured around traceability, stable supply, and quality-management requirements.

What information should I provide for a DC DC Switching Controllers sourcing request?

Providing the manufacturer part number, required quantity, target delivery schedule, and any lifecycle or traceability requirements helps us evaluate the sourcing request more efficiently.