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
LTC1148LCS#PBF Analog Devices Inc.

LTC1148LCS#PBF

IC REG CTRLR BUCK 14SOIC

Analog Devices Inc.

2,341
RFQ
LTC1148LCS#PBF Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 20V Up to 250kHz 100% Yes No - Current Limit, Enable 0°C ~ 70°C (TA) - - Surface Mount 14-SO
RT6190GGQW Richtek USA Inc.

RT6190GGQW

IC REG CTRLR BUCK-BOOST WQFN-40

Richtek USA Inc.

1,489
RFQ
RT6190GGQW Datasheet

Datasheet

- 40-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 4V ~ 5.5V, 4.5V ~ 36V 250kHz ~ 1MHz - No No I2C Dead Time Control, Enable, Power Good, Soft Start, Watchdog -40°C ~ 125°C (TJ) - - Surface Mount 40-WQFN (5x5)
LTC1436ACGN-PLL#PBF Analog Devices Inc.

LTC1436ACGN-PLL#PBF

IC REG CTRLR BUCK 24SSOP

Analog Devices Inc.

1,298
RFQ
LTC1436ACGN-PLL#PBF Datasheet

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 30V Up to 400kHz 99% Yes No - Enable, Power on Reset, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 24-SSOP
LTC1436ACGN#PBF Analog Devices Inc.

LTC1436ACGN#PBF

IC REG CTRLR BUCK 24SSOP

Analog Devices Inc.

2,466
RFQ
LTC1436ACGN#PBF Datasheet

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 30V Up to 400kHz 99% Yes No - Enable, Power on Reset, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 24-SSOP
LTC1709EG#PBF Analog Devices Inc.

LTC1709EG#PBF

IC REG CTRLR BUCK 36SSOP

Analog Devices Inc.

3,438
RFQ
LTC1709EG#PBF Datasheet

Datasheet

- 36-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 36V 140kHz ~ 310kHz 99.5% Yes No - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 36-SSOP
MAX15157BATJ+T Analog Devices Inc./Maxim Integrated

MAX15157BATJ+T

60V H-BRIDGE STEP-UP/STEP-DOWN C

Analog Devices Inc./Maxim Integrated

2,376
RFQ
MAX15157BATJ+T Datasheet

Datasheet

- 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 4 8V ~ 60V 120kHz ~ 1MHz - No Yes - Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start -40°C ~ 125°C - - Surface Mount 32-TQFN (5x5)
MAX17548ATJ+ Analog Devices Inc./Maxim Integrated

MAX17548ATJ+

IC REG DUAL 32TQFN

Analog Devices Inc./Maxim Integrated

3,266
RFQ

-

- 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 42V 100kHz ~ 2.2MHz - Yes No - Current Limit, Enable, Frequency Control, Power Good, Pulse Skipping, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 32-TQFN (5x5)
XDPP1100Q024XUMA1 Infineon Technologies

XDPP1100Q024XUMA1

CONTROLLER

Infineon Technologies

4,798
RFQ
XDPP1100Q024XUMA1 Datasheet

Datasheet

- 24-VFQFN Exposed Pad Tape & Reel (TR) Active PWM Step-Up/Step-Down Positive Buck, Boost, Buck-Boost, Full-Bridge, Half-Bridge 6 1 3V ~ 3.6V Up to 2MHz - Yes Yes PMBus Enable, Frequency Control, Power Good, Soft Start, Watchdog -40°C ~ 125°C (TJ) - - Surface Mount PG-VQFN-24-20
LTC3887IUJ-1#PBF Analog Devices Inc.

LTC3887IUJ-1#PBF

IC REG CTRLR BUCK PMBUS 40QFN

Analog Devices Inc.

4,793
RFQ
LTC3887IUJ-1#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)
LTC1929IG-PG#PBF Analog Devices Inc.

LTC1929IG-PG#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

4,653
RFQ
LTC1929IG-PG#PBF Datasheet

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 36V - 99.5% Yes No - Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LTC3865IUH-1#PBF Analog Devices Inc.

LTC3865IUH-1#PBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

1,795
RFQ
LTC3865IUH-1#PBF Datasheet

Datasheet

- 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 250kHz ~ 770kHz 95% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
LTC3864MPDE#PBF Analog Devices Inc.

LTC3864MPDE#PBF

IC REG CTRLR BUCK 12DFN

Analog Devices Inc.

3,886
RFQ
LTC3864MPDE#PBF Datasheet

Datasheet

- 12-WFDFN 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-DFN (4x3)
UCC25702D Texas Instruments

UCC25702D

IC REG CTRLR MULT TOP 14SOIC

Texas Instruments

1,050
RFQ
UCC25702D Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm 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 -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
LTC3834IFE#PBF Analog Devices Inc.

LTC3834IFE#PBF

IC REG CTRLR BUCK 20TSSOP

Analog Devices Inc.

1,462
RFQ
LTC3834IFE#PBF Datasheet

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 36V 250kHz ~ 530kHz 99.4% Yes No - Enable, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 20-TSSOP-EP
LTC3838EFE#PBF Analog Devices Inc.

LTC3838EFE#PBF

IC REG CTRLR BUCK 38TSSOP

Analog Devices Inc.

163
RFQ
LTC3838EFE#PBF Datasheet

Datasheet

PolyPhase® 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 200kHz ~ 2MHz - Yes No - Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
LT3844EFE#TRPBF Analog Devices Inc.

LT3844EFE#TRPBF

IC REG CTRLR MULT TOP 16TSSOP

Analog Devices Inc.

2,095
RFQ
LT3844EFE#TRPBF Datasheet

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive or Negative Buck, Boost, SEPIC 1 1 4V ~ 60V 300kHz - No Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP-EP
MAX16930ATLR/V+ Analog Devices Inc./Maxim Integrated

MAX16930ATLR/V+

IC REG BUCK DUAL 40TQFN

Analog Devices Inc./Maxim Integrated

4,472
RFQ
MAX16930ATLR/V+ Datasheet

Datasheet

- 40-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up, Step-Down Positive Buck, Boost 3 2 3.5V ~ 42V 1MHz ~ 2.2MHz 95% Yes Yes - Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 40-TQFN (6x6)
LTC3865IFE#PBF Analog Devices Inc.

LTC3865IFE#PBF

IC REG CTRLR BUCK 38TSSOP

Analog Devices Inc.

4,431
RFQ
LTC3865IFE#PBF Datasheet

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 250kHz ~ 770kHz 95% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC1159CG-5#PBF Analog Devices Inc.

LTC1159CG-5#PBF

IC REG CTRLR BUCK 20SSOP

Analog Devices Inc.

1,703
RFQ
LTC1159CG-5#PBF Datasheet

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
LTC1159CG-3.3#PBF Analog Devices Inc.

LTC1159CG-3.3#PBF

IC REG CTRLR BUCK 20SSOP

Analog Devices Inc.

2,097
RFQ
LTC1159CG-3.3#PBF Datasheet

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
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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.