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
TL3845BDR Texas Instruments

TL3845BDR

IC REG CTRLR MULT TOP 14SOIC

Texas Instruments

2,494
RFQ
TL3845BDR Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 7.6V ~ 30V 100kHz 48% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
TL2845BDR Texas Instruments

TL2845BDR

IC REG CTRLR MULT TOP 14SOIC

Texas Instruments

2,849
RFQ
TL2845BDR Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward 1 1 7.6V ~ 30V Up to 500kHz 48% No No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
TL3842BDR Texas Instruments

TL3842BDR

IC REG CTRLR BST FLYBK CM 14SOIC

Texas Instruments

4,184
RFQ
TL3842BDR Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward 1 1 10V ~ 30V Up to 500kHz 96% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
TL3844BDR Texas Instruments

TL3844BDR

IC REG CTRLR BST FLYBK CM 14SOIC

Texas Instruments

3,375
RFQ
TL3844BDR Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward 1 1 10V ~ 30V Up to 500kHz 48% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
UC2843BN onsemi

UC2843BN

CURRENT MODE PWM CONTROLLER

onsemi

3,600
RFQ
UC2843BN 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 7.6V ~ 30V Up to 500kHz 96% No No - Frequency Control -25°C ~ 85°C (TA) - - Through Hole 8-PDIP
ISL6439ACR-T Intersil

ISL6439ACR-T

SWITCHING CONTROLLER

Intersil

6,000
RFQ
ISL6439ACR-T Datasheet

Datasheet

- 16-VQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 600kHz 100% Yes No - Enable, Frequency Control, Phase Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-QFN (5x5)
ISL6439CR-T Intersil

ISL6439CR-T

VOLTAGE MODE PWM CONTROLLER 0.8V

Intersil

6,000
RFQ

-

- 16-VQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 300kHz 1 Yes No - Enable, Frequency Control, Phase Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-QFN (5x5)
TL594CDG onsemi

TL594CDG

IC REG CTRLR BCK/PSH-PULL 16SOIC

onsemi

3,321
RFQ
TL594CDG Datasheet

Datasheet

SWITCHMODE™ 16-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Push-Pull 2 1 7V ~ 40V 300kHz 96% Yes No - Dead Time Control, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
NCP1230AP65G onsemi

NCP1230AP65G

SWITCHING CONTROLLER

onsemi

5,550
RFQ
NCP1230AP65G Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
FAN6520AIMX Fairchild Semiconductor

FAN6520AIMX

SWITCHING CONTROLLER

Fairchild Semiconductor

5,465
RFQ
FAN6520AIMX Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 300kHz 100% Yes No - Enable -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
CS5211GDR14 onsemi

CS5211GDR14

IC REG CTRLR BUCK 14SOIC

onsemi

1,480
RFQ
CS5211GDR14 Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 14V 150kHz ~ 750kHz - Yes No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
ADP3161JR-REEL7 Analog Devices Inc.

ADP3161JR-REEL7

4-BIT PROG BUCK CONTROLLER

Analog Devices Inc.

4,000
RFQ
ADP3161JR-REEL7 Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Bulk Active PWM Step-Down Positive Buck 2 2 5V, 12V Up to 2MHz 50% Yes - - - 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
NCP1230AP100G onsemi

NCP1230AP100G

SWITCHING CONTROLLER

onsemi

2,450
RFQ
NCP1230AP100G Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
ISL6439ACR Intersil

ISL6439ACR

SWITCHING CONTROLLER

Intersil

2,380
RFQ
ISL6439ACR Datasheet

Datasheet

- 16-VQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 600kHz 100% Yes No - Enable, Frequency Control, Phase Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-QFN (5x5)
ISL6439CR Intersil

ISL6439CR

SWITCHING CONTROLLER

Intersil

1,954
RFQ
ISL6439CR Datasheet

Datasheet

- 16-VQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 300kHz 100% Yes No - Enable, Frequency Control, Phase Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-QFN (5x5)
L6728ATR STMicroelectronics

L6728ATR

IC REG CTRLR BUCK 10-VFQFPN

STMicroelectronics

914
RFQ
L6728ATR Datasheet

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 5V ~ 12V 600kHz 67% Yes No - Enable, Phase Control, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 10-DFN (3x3)
NCP81118MNTWG onsemi

NCP81118MNTWG

IC REG BUCK CTLR 36QFN

onsemi

4,437
RFQ

-

- - Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - - -
NCP81118MNTXG onsemi

NCP81118MNTXG

IC REG BUCK CTLR 36QFN

onsemi

4,746
RFQ

-

- - Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - - -
UC3842DG4 Texas Instruments

UC3842DG4

UC3842 CURRENT-MODE PWM CONTROLL

Texas Instruments

1,627
RFQ
UC3842DG4 Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Buck-Boost, Flyback, Forward 1 1 10V ~ 30V Up to 500kHz 97% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
SR4445 onsemi

SR4445

REC JUMBO BUTTON SPECIAL

onsemi

30,000
RFQ

-

* - Bulk Active - - - - - - - - - - - - - - - - - -
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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.