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
SG1845J Microchip Technology

SG1845J

CURRENT MODE PWMS, HIGH-RELIABIL

Microchip Technology

2,797
RFQ
SG1845J Datasheet

Datasheet

- 14-CDIP (0.300", 7.62mm) Tray Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 7.6V ~ 30V 100Hz ~ 500kHz 48% Yes No - - -55°C ~ 125°C (TA) Military MIL-STD-883 Through Hole 14-CERDIP
SG1846J-DESC Microchip Technology

SG1846J-DESC

CURRENT MODE PWMS, HIGH-RELIABIL

Microchip Technology

3,475
RFQ
SG1846J-DESC Datasheet

Datasheet

- 16-CDIP (0.300", 7.62mm) Tray Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Push-Pull 2 1 8V ~ 40V 1kHz ~ 500kHz - Yes Yes - Current Limit, Enable -55°C ~ 125°C (TA) Military MIL-STD-883 Through Hole 16-CERDIP
UC1843AY Microchip Technology

UC1843AY

PWM CONTROLLER,

Microchip Technology

3,983
RFQ
UC1843AY Datasheet

Datasheet

- 8-CDIP (0.300", 7.62mm) Tray Active Transistor Driver Step-Up, Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 7.6V ~ 30V Up to 500kHz 96% No No - Frequency Control -55°C ~ 125°C (TA) - - Through Hole 8-CERDIP
SG1527AJ-883B Microchip Technology

SG1527AJ-883B

VOLTAGE MODE PWMS,

Microchip Technology

4,491
RFQ
SG1527AJ-883B Datasheet

Datasheet

- 16-CDIP (0.300", 7.62mm) Tray Active Transistor Driver Step-Down Positive Buck 2 1 8V ~ 35V 100Hz ~ 500kHz 49% No Yes - Dead Time Control, Enable, Frequency Control, Ramp, Reset, Soft Start, Sync -55°C ~ 125°C (TA) Military MIL-STD-883 Through Hole 16-CERDIP
SG1845L-883B Microchip Technology

SG1845L-883B

CURRENT MODE PWMS, HIGH-RELIABIL

Microchip Technology

1,505
RFQ
SG1845L-883B Datasheet

Datasheet

- 20-CLCC Tray Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 7.6V ~ 30V 100Hz ~ 500kHz 48% Yes No - - -55°C ~ 125°C (TA) Military MIL-STD-883 Surface Mount 20-CLCC (8.89x8.89)
SG2524J Microchip Technology

SG2524J

VOLTAGE MODE PWMS, HIGH-RELIABIL

Microchip Technology

1,053
RFQ
SG2524J Datasheet

Datasheet

- 16-CDIP (0.300", 7.62mm) Tray Active Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Flyback, Push-Pull 2 1 8V ~ 40V 100Hz ~ 300kHz 49% Yes No - Enable -25°C ~ 85°C (TA) Military MIL-STD-883 Through Hole 16-CERDIP
SG1843L Microchip Technology

SG1843L

CURRENT MODE PWMS, HIGH-RELIABIL

Microchip Technology

3,753
RFQ
SG1843L Datasheet

Datasheet

- 20-CLCC Tray Active Transistor Driver Step-Down Positive Buck 1 1 30V 100Hz ~ 500kHz 95% No No - - -55°C ~ 125°C (TA) Military MIL-STD-883 Surface Mount 20-CLCC (8.89x8.89)
SG1524BJ-883B Microchip Technology

SG1524BJ-883B

VOLTAGE MODE PWMS, HIGH-RELIABIL

Microchip Technology

2,604
RFQ
SG1524BJ-883B Datasheet

Datasheet

- 16-CDIP (0.300", 7.62mm) Tray Active Transistor Driver - Positive - 2 1 7V ~ 40V 50Hz ~ 600kHz 49% No Yes - Enable, Frequency Control -55°C ~ 125°C (TA) Military MIL-STD-883B Through Hole 16-CERDIP
SG3846DW-TR Microchip Technology

SG3846DW-TR

PWM CONTROLLERS, HIGH-RELIABILIT

Microchip Technology

4,763
RFQ
SG3846DW-TR Datasheet

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Push-Pull 2 1 8V ~ 40V 1kHz ~ 500kHz - Yes Yes - Current Limit, Enable 0°C ~ 70°C (TA) Military MIL-STD-883 Surface Mount 16-SOIC
SG1846F-DESC Microchip Technology

SG1846F-DESC

CURRENT MODE PWMS, HIGH-RELIABIL

Microchip Technology

3,002
RFQ
SG1846F-DESC Datasheet

Datasheet

- 16-CFlatPack Tray Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Push-Pull 2 1 8V ~ 40V 1kHz ~ 500kHz - Yes Yes - Current Limit, Enable -55°C ~ 125°C (TA) Military MIL-STD-883 Surface Mount 16-CFlatPack
SG1845F-DESC Microchip Technology

SG1845F-DESC

CURRENT MODE PWMS, HIGH-RELIABIL

Microchip Technology

3,724
RFQ
SG1845F-DESC Datasheet

Datasheet

- 10-CFlatPack Tray Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 7.6V ~ 30V 100Hz ~ 500kHz 48% Yes No - - -55°C ~ 125°C (TA) Military MIL-STD-883 Surface Mount 10-CFlatPack
SG1845J-883B Microchip Technology

SG1845J-883B

CURRENT MODE PWMS, HIGH-RELIABIL

Microchip Technology

4,613
RFQ
SG1845J-883B Datasheet

Datasheet

- 14-CDIP (0.300", 7.62mm) Tray Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 7.6V ~ 30V 100Hz ~ 500kHz 48% Yes No - - -55°C ~ 125°C (TA) Military MIL-STD-883 Through Hole 14-CERDIP
SG1526BL-883B Microchip Technology

SG1526BL-883B

VOLTAGE MODE PWMS, HIGH-RELIABIL

Microchip Technology

2,893
RFQ

-

- 20-CLCC Tube Active Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Flyback 2 1 8V ~ 35V 1Hz ~ 500kHz 49% Yes No - Enable, Reset, Soft Start -55°C ~ 150°C (TJ) Military MIL-STD-883 Surface Mount 20-CLCC (8.89x8.89)
SG1843 Microchip Technology

SG1843

CURRENT MODE PWMS, HIGH-RELIABIL

Microchip Technology

3,627
RFQ
SG1843 Datasheet

Datasheet

- - Tube Active Transistor Driver Step-Down Positive Buck 1 1 30V 100Hz ~ 500kHz 95% No No - - -55°C ~ 125°C (TA) Military MIL-STD-883 - -
SG1845L Microchip Technology

SG1845L

CURRENT MODE PWMS, HIGH-RELIABIL

Microchip Technology

4,455
RFQ
SG1845L Datasheet

Datasheet

- 20-CLCC Tube Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 7.6V ~ 30V 100Hz ~ 500kHz 48% Yes No - - -55°C ~ 125°C (TA) Military MIL-STD-883 Surface Mount 20-CLCC (8.89x8.89)
MAX1953EUB Analog Devices Inc./Maxim Integrated

MAX1953EUB

CURRENT-MODE PWM BUCK CONTROLLER

Analog Devices Inc./Maxim Integrated

2,397
RFQ
MAX1953EUB Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 5.5V 1MHz 89% Yes No - Current Limit -40°C ~ 85°C (TA) - - Surface Mount 10-uMAX
111-4193PBF Infineon Technologies

111-4193PBF

IC REG BUCK CTRLR SMD

Infineon Technologies

1,620
RFQ

-

- - Tube Obsolete - - - - - - - - - - - - - - - - - -
MIC2128YML-TRVAO Microchip Technology

MIC2128YML-TRVAO

SYNC BUCK CONTROLLER

Microchip Technology

3,909
RFQ
MIC2128YML-TRVAO Datasheet

Datasheet

Hyper Speed Control® 16-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 75V 270kHz ~ 800kHz 85% Yes No - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-QFN (3x3)
FAN6241M6X onsemi

FAN6241M6X

SYNCHRONOUS RECTIFIER WITH LOWER

onsemi

1,685
RFQ
FAN6241M6X Datasheet

Datasheet

- SOT-23-6 Tape & Reel (TR) Obsolete Transistor Driver Step-Up/Step-Down Positive Flyback 1 1 2.8V ~ 20V - - Yes No - - -40°C ~ 125°C (TJ) - - Surface Mount SOT-23-6
CN77383A1CYKAT Texas Instruments

CN77383A1CYKAT

INTEGRATED CIRCUIT

Texas Instruments

3,697
RFQ

-

- - Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - - -
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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.