DC DC Switching Controllers
Browse available DC DC Switching Controllers part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.
For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
SC2441ATETRTIC REG CTRLR BUCK 28TSSOP |
4,464 | - |
|
Datasheet | - | 28-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 1.8V ~ 20V | Up to 1MHz | 90% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-TSSOP |
|
SC2608STRTIC REG CTRLR BUCK 8SOIC |
4,728 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 14V | 200kHz | 90% | Yes | No | - | Enable, Phase Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-SO |
|
SC2618SKTRTIC REG CTRLR BUCK SOT23-6 |
1,251 | - |
|
Datasheet | - | SOT-23-6 | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.75V ~ 14V | Up to 500kHz | - | Yes | No | - | - | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-6 |
|
XR77129ELB-FIC REG CTRLR BUCK SMBUS 44TQFN |
3,069 | - |
|
Datasheet | - | 44-WFQFN Exposed Pad | Tray | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 4 | 1 | 6V ~ 40V | 105kHz ~ 1.23MHz | - | Yes | No | I2C, SMBus | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 44-TQFN (7x7) |
|
|
XR77128ELBMTR-FIC REG CTRLR BUCK SMBUS 44TQFN |
2,592 | - |
|
Datasheet | - | 44-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 4 | 1 | 5.5V ~ 25V | 105kHz ~ 1.23MHz | - | Yes | No | I2C, SMBus | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 44-TQFN (7x7) |
|
|
XR77129ELBTR-FIC REG CTRLR BUCK SMBUS 44TQFN |
2,753 | - |
|
Datasheet | - | 44-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 4 | 1 | 6V ~ 40V | 105kHz ~ 1.23MHz | - | Yes | No | I2C, SMBus | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 44-TQFN (7x7) |
|
|
XR77128ELBTR-FIC REG CTRLR BUCK SMBUS 44TQFN |
4,991 | - |
|
Datasheet | - | 44-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 4 | 1 | 5.5V ~ 25V | 105kHz ~ 1.23MHz | - | Yes | No | I2C, SMBus | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 44-TQFN (7x7) |
|
MAX649CSA+IC REG CTRLR BUCK 8SO |
3,698 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 16.5V | Up to 300kHz | - | No | No | - | Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
XR71211EHTR-FIC REG CTRLR BUCK 10DFN |
2,514 | - |
|
Datasheet | - | 10-VFDFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5.5V ~ 40V | 100kHz ~ 800kHz | - | Yes | No | - | Current Limit, Enable, On Time Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-DFN (3x3) |
|
NCP81103BMNTXGIC REG BUCK CTLR 36QFN |
4,480 | - |
|
Datasheet | - | 36-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | 36-QFN (5x5) |
|
NCP81109DMNTXGIC REG BUCK CTLR 48QFN |
1,857 | - |
|
Datasheet | - | 48-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | 48-QFN (6x6) |
|
|
NCP81109FMNTXGIC REG BUCK ADJUSTABLE 14A 48QFN |
2,847 | - |
|
Datasheet | - | 48-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | 48-QFN (6x6) |
|
NCP81110MNTXGIC REG BUCK CTLR 48QFN |
3,664 | - |
|
Datasheet | - | - | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
NCP81116MNTXGIC REG BUCK CTLR 36QFN |
4,781 | - |
|
Datasheet | - | - | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
NCP81128AMNTXGIC REG BUCK CTLR DUAL 52QFN |
3,912 | - |
|
Datasheet | - | 52-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | 52-QFN (6x6) |
|
NCP81147MNTXGIC REG CTRLR BUCK 16QFN |
4,218 | - |
|
Datasheet | - | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 13.2V | 100kHz ~ 1MHz | 95% | Yes | Yes | - | Enable, Frequency Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QFN (3x3) |
|
|
LV5043NV-MPB-EIC REG CTLR BUCK PWM 30SSOP |
4,354 | - |
|
Datasheet | * | - | Tube | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
LV5052V-MPB-EIC REG CTLR BUCK PWM 30SSOP |
4,115 | - |
|
Datasheet | - | 30-LSSOP (0.220", 5.60mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 9.4V ~ 16V | 250kHz ~ 1.1MHz | 82% | Yes | No | - | Current Limit, Power Good, Soft Start | -20°C ~ 85°C (TA) | - | - | Surface Mount | 30-SSOP |
|
|
IR3590AMTRPBFIC REG CTLR BUCK PWM 40QFN |
2,514 | - |
|
Datasheet | * | - | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
MP8666DN-LFIC REG CTRLR BUCK 8SOIC |
3,226 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 21V | 600kHz | 90% | No | Yes | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOICE |
DC DC Switching Controllers FAQ
Common questions about selecting, comparing and sourcing DC DC Switching Controllers components through Winsun (HK) Electronics.
What should I check when selecting DC DC Switching Controllers components?
Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.
Can Winsun help source specific DC DC Switching Controllers part numbers?
Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.
Do you support shortage, obsolete or hard-to-find DC DC Switching Controllers parts?
Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.
How do I request a quote for DC DC Switching Controllers components?
Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.
