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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
UC3842ADSWITCHING CONTROLLER |
5,582 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
SP6122ACU-L/TRSWITCHING CONTROLLER, CURRENT-MO |
5,000 | - |
|
Datasheet | * | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
SP6122ACU-LSWITCHING CONTROLLER, CURRENT-MO |
4,711 | - |
|
Datasheet | * | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
SP6123AEN-LLOW VOLTAGE, SYNCHRONOUS STEP DO |
1,036 | - |
|
Datasheet | * | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
LM1771SSDSWITCHING CONTROLLER, VOLTAGE-MO |
114,000 | - |
|
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) |
|
MC33463H-50KT1IC REG LIN SWITCHING VOLT MODE |
37,778 | - |
|
Datasheet | * | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
PX7510EDSGCS09024XUMA1IC GATE |
4,000 | - |
|
Datasheet | - | - | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
|
FAN5029MPXSWITCHING CONTROLLER |
173,848 | - |
|
Datasheet | - | 40-WFQFN Exposed Pad | Bulk | Obsolete | PWM Signal | Step-Down | Positive | Buck | 5 | 5 | - | 1MHz | - | - | No | - | Current Limit, Enable, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 40-MLP (6x6) |
|
|
NCP81102MNTWGIC REG BUCK CTLR 32QFN |
1,973 | - |
|
Datasheet | - | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | 32-QFN (5x5) |
|
MAX1980ETPQUICK-PWM DC-DC CONVERTER |
50,110 | - |
|
Datasheet | - | 20-WQFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 200kHz, 300kHz, 550kHz | - | Yes | No | - | Current Limit, On Time Control, Pulse Skipping | -40°C ~ 100°C (TA) | - | - | Surface Mount | 20-TQFN (5x5) |
|
|
MAX1980ETP-TQUICK-PWM DC-DC CONVERTER |
17,500 | - |
|
Datasheet | - | 20-WQFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 200kHz, 300kHz, 550kHz | - | Yes | No | - | Current Limit, On Time Control, Pulse Skipping | -40°C ~ 100°C (TA) | - | - | Surface Mount | 20-TQFN (5x5) |
|
FAN6520AMSWITCHING CONTROLLER |
8,584 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 300kHz | 100% | Yes | No | - | Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
|
LV5747TT-TLM-ESTEP-DOWN SWITCHING REGULATOR |
4,000 | - |
|
Datasheet | * | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
ISL6439ACBSWITCHING CONTROLLER |
2,795 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | 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 | 14-SOIC |
|
ISL6401IB-TSWITCHING CONTROLLER |
2,500 | - |
|
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 |
|
ISL6439ACB-TVOLTAGE MODE PWM CONTROLLER 0.8V |
2,500 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | - | 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 | - |
|
NCP1230AD100R2SWITCHING CONTROLLER |
2,395 | - |
|
Datasheet | * | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
UC2843AD1 REELANA SMPS PWM CONTROLLER |
1,242 | - |
|
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, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
|
NCP3012DTBR2GIC REG CTRLR BUCK 14TSSOP |
4,354 | - |
|
Datasheet | - | 14-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.7V ~ 28V | 75kHz | 86% | Yes | Yes | - | Enable, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 14-TSSOP |
|
CS51021EDR16SWITCHING CONTROLLER |
105,000 | - |
|
Datasheet | * | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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.
