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
LTC3770EG#PBF Analog Devices Inc.

LTC3770EG#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

2,007
RFQ
LTC3770EG#PBF Datasheet

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 32V - 90% Yes No - Current Limit, Enable, On Time Control, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LT1952IGN#PBF Analog Devices Inc.

LT1952IGN#PBF

IC REG CTRLR FWRD CONV 16SSOP

Analog Devices Inc.

100
RFQ
LT1952IGN#PBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 9.25V ~ 25V 100kHz ~ 500kHz 90% Yes Yes - Enable, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 16-SSOP
MAX1653ESE+T Analog Devices Inc./Maxim Integrated

MAX1653ESE+T

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc./Maxim Integrated

1,611
RFQ
MAX1653ESE+T Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) 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-SOIC
LTC1439CG#PBF Analog Devices Inc.

LTC1439CG#PBF

IC REG CTRLR BUCK 36SSOP

Analog Devices Inc.

1,085
RFQ
LTC1439CG#PBF Datasheet

Datasheet

- 36-SSOP (0.209", 5.30mm Width) Tube 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 36-SSOP
LTC3857IGN-1#PBF Analog Devices Inc.

LTC3857IGN-1#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

4,858
RFQ
LTC3857IGN-1#PBF Datasheet

Datasheet

PolyPhase® 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
MAX1715EEI+T Analog Devices Inc./Maxim Integrated

MAX1715EEI+T

IC REG CTRLR BUCK 28QSOP

Analog Devices Inc./Maxim Integrated

2,500
RFQ

-

- 28-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Not For New Designs Transistor Driver Step-Down Positive Buck 2 1 4.5V ~ 5.5V 200kHz, 300kHz, 420kHz, 540kHz 100% Yes No - Current Limit, Enable, On Time Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 28-QSOP
LTC1539CGW#PBF Analog Devices Inc.

LTC1539CGW#PBF

IC REG CTRLR BUCK 36SSOP

Analog Devices Inc.

1,531
RFQ
LTC1539CGW#PBF Datasheet

Datasheet

- 36-BSOP (0.295", 7.50mm Width) Tube 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 36-SSOP
LTC1439CGW#PBF Analog Devices Inc.

LTC1439CGW#PBF

IC REG CTRLR BUCK 36SSOP

Analog Devices Inc.

3,401
RFQ
LTC1439CGW#PBF Datasheet

Datasheet

- 36-BSOP (0.295", 7.50mm Width) Tube 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 36-SSOP
TPS53688RSBT Texas Instruments

TPS53688RSBT

MULTIPHASE DC-DC CONTROLLER

Texas Instruments

250
RFQ
TPS53688RSBT Datasheet

Datasheet

D-CAP+™ 40-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 8 4.5V ~ 17V - - No No PMBus - -40°C ~ 125°C - - Surface Mount 40-WQFN (5x5)
LTC3853HUJ#PBF Analog Devices Inc.

LTC3853HUJ#PBF

IC REG CTRLR BUCK 40QFN

Analog Devices Inc.

2,410
RFQ
LTC3853HUJ#PBF Datasheet

Datasheet

- 40-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 3 3 4.5V ~ 24V 250kHz ~ 750kHz 98% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 150°C (TJ) - - Surface Mount 40-QFN (6x6)
MAX774ESA+T Analog Devices Inc./Maxim Integrated

MAX774ESA+T

IC REG CTRLR BUCK-BOOST 8SOIC

Analog Devices Inc./Maxim Integrated

3,850
RFQ
MAX774ESA+T Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Negative Buck-Boost 1 1 3V ~ 16.5V 300kHz - No No - Enable -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
LTC3859AEUHF#PBF Analog Devices Inc.

LTC3859AEUHF#PBF

IC REG CTRLR MULT TOPOLOGY 38QFN

Analog Devices Inc.

4,775
RFQ
LTC3859AEUHF#PBF Datasheet

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)
MAX20754ETMA1+ Analog Devices Inc./Maxim Integrated

MAX20754ETMA1+

IC MULTIPHASE DC-DC CTLR TQFN

Analog Devices Inc./Maxim Integrated

257
RFQ
MAX20754ETMA1+ Datasheet

Datasheet

- 48-WFQFN Exposed Pad Tray Active PWM Step-Down Positive Buck 2 6 4.5V ~ 16V 300kHz ~ 800kHz - No No PMBus - -40°C ~ 125°C (TJ) - - Surface Mount 48-TQFN (7x7)
LTC1438IG-ADJ#PBF Analog Devices Inc.

LTC1438IG-ADJ#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

3,411
RFQ
LTC1438IG-ADJ#PBF Datasheet

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 1 3.5V ~ 30V Up to 400kHz 99% Yes No - Enable, Power on Reset, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
MAX16932ATIR/V+ Analog Devices Inc./Maxim Integrated

MAX16932ATIR/V+

IC REG CTRLR BUCK 28TQFN

Analog Devices Inc./Maxim Integrated

4,317
RFQ
MAX16932ATIR/V+ Datasheet

Datasheet

- 28-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 3.5V ~ 42V 1MHz ~ 2.2MHz 98.5% Yes Yes - Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 28-TQFN (5x5)
LTC1439EG#PBF Analog Devices Inc.

LTC1439EG#PBF

IC REG CTRLR BUCK 36SSOP

Analog Devices Inc.

1,852
RFQ
LTC1439EG#PBF Datasheet

Datasheet

- 36-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 1 3.5V ~ 30V Up to 400kHz 99% Yes No - Enable, Power on Reset, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 36-SSOP
LTC3887IUJ-2#PBF Analog Devices Inc.

LTC3887IUJ-2#PBF

DUAL OUTPUT POLYPHASE STEP-DOWN

Analog Devices Inc.

4,672
RFQ
LTC3887IUJ-2#PBF Datasheet

Datasheet

PolyPhase® 40-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 34V 250kHz ~ 1MHz - Yes Yes I2C, PMBus Enable, Frequency Control, Phase Control -40°C ~ 125°C (TJ) - - Surface Mount 40-QFN (6x6)
S6BP502A00SN2B200 Infineon Technologies

S6BP502A00SN2B200

PMIC AUTO ANALOG

Infineon Technologies

200
RFQ
S6BP502A00SN2B200 Datasheet

Datasheet

- 32-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down Positive Buck, Boost 3 1 2.5V ~ 42V - 100% No Yes - Enable -40°C ~ 105°C (TA) Automotive AEC-Q100 Surface Mount 32-QFN (5x5)
LTC3716EG#PBF Analog Devices Inc.

LTC3716EG#PBF

IC REG CTRLR BUCK 36SSOP

Analog Devices Inc.

4,757
RFQ
LTC3716EG#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, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 36-SSOP
LTC3736EGN-1#PBF Analog Devices Inc.

LTC3736EGN-1#PBF

IC REG CTRLR BUCK 24SSOP

Analog Devices Inc.

2,029
RFQ
LTC3736EGN-1#PBF Datasheet

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 2.75V ~ 9.8V 300kHz ~ 750kHz 100% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 24-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.