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
LTC3802EGN#PBF Analog Devices Inc.

LTC3802EGN#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

3,417
RFQ
LTC3802EGN#PBF Datasheet

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 3V ~ 30V 330kHz ~ 750kHz 89% Yes No - Current Limit, Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LT8204RFE#PBF Analog Devices Inc.

LT8204RFE#PBF

40V H-BRIDGE CONTROLLER W/ CURRE

Analog Devices Inc.

3,335
RFQ
LT8204RFE#PBF Datasheet

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Full-Bridge, Half-Bridge 2 2 5.5V ~ 40V 100kHz ~ 1MHz - Yes Yes SPI Current Limit, Dead Time Control, Enable, Frequency Control, Ramp, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC1159CS-5#PBF Analog Devices Inc.

LTC1159CS-5#PBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

3,722
RFQ
LTC1159CS-5#PBF Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm 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 16-SO
LTC1159IS-5#PBF Analog Devices Inc.

LTC1159IS-5#PBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

3,081
RFQ
LTC1159IS-5#PBF Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive or Negative Buck 1 1 4V ~ 40V Up to 250kHz 100% Yes No - Current Limit, Enable -40°C ~ 85°C (TA) - - Surface Mount 16-SO
LTC3784MPGN#PBF Analog Devices Inc.

LTC3784MPGN#PBF

IC REG CTRLR BOOST 28SSOP

Analog Devices Inc.

3,319
RFQ
LTC3784MPGN#PBF Datasheet

Datasheet

PolyPhase® 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up Positive Boost 2 2 4.5V ~ 60V 105kHz ~ 760kHz 96% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -55°C ~ 150°C (TJ) - - Surface Mount 28-SSOP
LM5116HJD Texas Instruments

LM5116HJD

IC REG CTRLR BUCK 20CDIP

Texas Instruments

2,028
RFQ
LM5116HJD Datasheet

Datasheet

- 20-CDIP (0.300", 7.62mm) Window Tube Active Transistor Driver Step-Down Positive Buck 1 1 6V ~ 80V 200kHz, 535kHz - Yes Yes - Enable, Frequency Control, Ramp, Soft Start -55°C ~ 175°C (TJ) - - Through Hole 20-CDIP
MAX17596ATE+ Analog Devices Inc./Maxim Integrated

MAX17596ATE+

IC REG CTRLR BOOST/FLYBK 16TQFN

Analog Devices Inc./Maxim Integrated

3,226
RFQ
MAX17596ATE+ Datasheet

Datasheet

- 16-WFQFN Exposed Pad Strip Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback 1 1 4.5V ~ 36V 100kHz ~ 1MHz 48% No Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-TQFN (3x3)
MAX17597ATE+ Analog Devices Inc./Maxim Integrated

MAX17597ATE+

IC REG CTRLR BOOST/FLYBK 16TQFN

Analog Devices Inc./Maxim Integrated

1,624
RFQ
MAX17597ATE+ Datasheet

Datasheet

- 16-WFQFN Exposed Pad Strip Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback 1 1 4.5V ~ 36V 100kHz ~ 1MHz 92.5% No Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-TQFN (3x3)
CS3843AGN8 onsemi

CS3843AGN8

SWITCHING CONTROLLER

onsemi

950
RFQ
CS3843AGN8 Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
CS5132HGDWR24 onsemi

CS5132HGDWR24

DUAL SWITCHING CONTROLLER

onsemi

1,000
RFQ
CS5132HGDWR24 Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
NCP5217AMNTXG onsemi

NCP5217AMNTXG

IC REG CTRLR BUCK 14-QFN

onsemi

1,439
RFQ
NCP5217AMNTXG Datasheet

Datasheet

- 14-VFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 27V 300kHz - Yes No - Enable, Power Good -40°C ~ 85°C (TA) - - Surface Mount 14-QFN (3.5x3.5)
UC3842ANG onsemi

UC3842ANG

IC REG CTRLR FLYBK ISO PWM 8-DIP

onsemi

1,326
RFQ
UC3842ANG Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 10V ~ 30V Up to 500kHz 96% No No - Frequency Control 0°C ~ 70°C (TA) - - Through Hole 8-PDIP
UC3842Q Unitrode

UC3842Q

1A, 500KHZ BIPOLAR, PQCC20

Unitrode

966
RFQ
UC3842Q Datasheet

Datasheet

- 20-LCC (J-Lead) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Buck-Boost, Flyback, Forward 1 1 - Up to 500kHz 97% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 20-PLCC (9x9)
LM1771TSD National Semiconductor

LM1771TSD

SWITCHING CONTROLLER, VOLTAGE-MO

National Semiconductor

1,000
RFQ
LM1771TSD Datasheet

Datasheet

- 6-WDFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 5.5V 100kHz ~ 1MHz - Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 6-WSON (3x3)
CS51311GD14 onsemi

CS51311GD14

SWITCHING CONTROLLER

onsemi

990
RFQ
CS51311GD14 Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
ISL6401IB Intersil

ISL6401IB

SWITCHING CONTROLLER

Intersil

990
RFQ
ISL6401IB Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 4.5V ~ 5.5V 50kHz ~ 500kHz 48% No Yes - Enable, Frequency Control, Soft Start, Sync -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
UC3844BNST STMicroelectronics

UC3844BNST

IC REG CTRLR PWM CM 8-MINIDIP

STMicroelectronics

182
RFQ
UC3844BNST Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 10V ~ 30V Up to 500kHz 48% No No - Frequency Control 0°C ~ 70°C (TJ) - - Through Hole 8-Mini DIP
E-UC2845BN STMicroelectronics

E-UC2845BN

IC REG CTRLR BST/FLYBK 8-MINIDIP

STMicroelectronics

3,395
RFQ
E-UC2845BN Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 7.6V ~ 30V Up to 500kHz 48% No No - Frequency Control -25°C ~ 85°C (TA) - - Through Hole 8-Mini DIP
TL1451ACNSLE Texas Instruments

TL1451ACNSLE

DUAL SWITCHING CONTROLLER

Texas Instruments

1,000
RFQ
TL1451ACNSLE Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
CS51031YD8G onsemi

CS51031YD8G

IC REG CTRLR BUCK 8SOIC

onsemi

556
RFQ
CS51031YD8G Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.3V ~ 20V 200kHz 83.3% No No - Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
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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.