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FILTERED PRODUCT SELECTION

DC DC Switching Controllers

Use the filters and product table below to compare DC DC Switching Controllers components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

Parametric Selection Filter options by technical parameters
Stock & Datasheets Review availability and technical references
RFQ & BOM Support Send your target MPN, quantity or BOM
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
LM2727MTC National Semiconductor

LM2727MTC

SWITCHING CONTROLLER, VOLTAGE-MO

National Semiconductor

737 -
Datasheet - 14-TSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 50kHz ~ 2MHz 90% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 14-TSSOP
LM5025BSD National Semiconductor

LM5025BSD

SWITCHING CONTROLLER, VOLTAGE-MO

National Semiconductor

2,000 -
Datasheet - 16-WFDFN Exposed Pad Bulk Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 2 1 8V ~ 15V 200kHz ~ 400kHz 71%, 73% No Yes - Dead Time Control, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-WSON (5x5)
LM2746MXA/NOPB National Semiconductor

LM2746MXA/NOPB

SWITCHING REGULATOR/CONTROLLER

National Semiconductor

232 -
Datasheet - 14-PowerTSSOP (0.173", 4.40mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 3V ~ 5.5V 50kHz ~ 1MHz 80% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 14-HTSSOP
LM2630MTCX-ADJ National Semiconductor

LM2630MTCX-ADJ

SWITCHING CONTROLLER

National Semiconductor

13,540 -
Datasheet - 20-TSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 2 1 4.5V ~ 30V 200kHz ~ 400kHz 96% Yes Yes - Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP
LM5034MTCX/NOPB National Semiconductor

LM5034MTCX/NOPB

LM5034 HIGH VOLTAGE DUAL INTERLE

National Semiconductor

1,438 -
Datasheet - 20-TSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 2 2 13V ~ 100V 200kHz, 600kHz 76% Yes Yes - Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP
LM3000ASQ/NOPB National Semiconductor

LM3000ASQ/NOPB

SWITCHING REGULATOR/CONTROLLER

National Semiconductor

5,892 -
Datasheet - 32-WFQFN Exposed Pad Bulk Obsolete Transistor Driver Step-Down Positive Buck 2 2 3.3V ~ 5.5V 200kHz ~ 1.5MHz 85% Yes Yes - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-WQFN (5x5)
LM5035ASQ/NOPB National Semiconductor

LM5035ASQ/NOPB

SWITCHING CONTROLLER, VOLTAGE-MO

National Semiconductor

13,027 -
Datasheet - 24-WFQFN Exposed Pad Bulk Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Half-Bridge 1 1 13V ~ 105V 200kHz, 500kHz - Yes Yes - Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 24-WQFN (4x5)
LM2743MTC-NS National Semiconductor

LM2743MTC-NS

SWITCHING CONTROLLER, VOLTAGE-MO

National Semiconductor

18,158 -
Datasheet - 14-TSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 6V 50kHz ~ 1MHz 80% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 14-TSSOP
LM27213SQ National Semiconductor

LM27213SQ

SWITCHING CONTROLLER, CURRENT-MO

National Semiconductor

250 -
Datasheet - 48-WFQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4.75V ~ 6V - - Yes No - Current Limit, Enable, Power Good, Soft Start -5°C ~ 105°C (TA) - - Surface Mount 48-WQFN (7x7)
LM5035AMH-1/NOPB National Semiconductor

LM5035AMH-1/NOPB

SWITCHING CONTROLLER, VOLTAGE-MO

National Semiconductor

284 -
Datasheet - 28-PowerTSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Half-Bridge 1 1 13V ~ 105V 200kHz, 500kHz - Yes Yes - Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-HTSSOP
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WINSUN SOURCING SUPPORT

Need Help Sourcing DC DC Switching Controllers?

Send the target part number, manufacturer, specifications and quantity. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and alternative-part options when appropriate.

Availability and lead-time support BOM, shortage and alternative sourcing
FREQUENTLY ASKED QUESTIONS

DC DC Switching Controllers FAQ

Common questions about filtering, comparing and sourcing DC DC Switching Controllers components.

How can I narrow the DC DC Switching Controllers selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific DC DC Switching Controllers part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.