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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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XC9120B091MR-GSTEP-UP DCDC CONTROLLER MAX.DUTY |
1,973 | - |
|
Datasheet | XC9120 | SC-74A, SOT-753 | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 1.8V ~ 6V | 100kHz | 93% | No | No | - | Enable | -40°C ~ 85°C | - | - | Surface Mount | SOT-25-5 |
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ISL8118CRZ-TIC REG CTRLR BUCK 28QFN |
3,115 | - |
|
Datasheet | - | 28-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.9V ~ 5.6V | 250kHz ~ 2MHz | 100% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 28-QFN (5x5) |
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MAX25203ATJA/VY+T36V DUAL PHASE BOOST CONTROLLER |
4,655 | - |
|
Datasheet | - | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 1 | 2 | 1.8V ~ 36V | 220kHz ~ 2.2MHz | - | Yes | Yes | I2C, SMBus | Current Limit, Dead Time Control, Enable, Frequency Control, Soft Start, Sync | -40°C ~ 125°C (TA) | - | - | Surface Mount, Wettable Flank | 32-WETQFN (5x5) |
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ISL6540ACRZIC REG CTRLR BUCK 28QFN |
1,503 | - |
|
Datasheet | - | 28-VFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.97V ~ 22V | 250kHz ~ 2MHz | 100% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 28-QFN (5x5) |
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LM5146QRGYRQ1IC POWER REGULATOR |
4,932 | - |
|
Datasheet | - | - | Tape & Reel (TR) | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Automotive | AEC-Q100 | - | - |
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UCC3895DWTRG4IC OFFLINE SW FULL-BRDG 20SOIC |
1,695 | - |
|
Datasheet | - | 20-SOIC (0.295", 7.50mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | PWM | - | Positive | Phase-Shifted Full-Bridge | 1 | 1 | 10V ~ 16.5V | 1MHz | 100% | - | Yes | - | Frequency Control, Soft Start, Sync | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-SOIC |
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UCC3895PWTRG4IC OFFLINE SW FULL-BRG 20TSSOP |
4,681 | - |
|
Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | PWM | - | Positive | Phase-Shifted Full-Bridge | 1 | 1 | 10V ~ 16.5V | 1MHz | 100% | - | Yes | - | Frequency Control, Soft Start, Sync | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-TSSOP |
|
ISL8117FVEZ-TIC REG CTRLR BUCK 16HTSSOP |
1,319 | - |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 60V | 100kHz ~ 2MHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-HTSSOP |
|
SC2441ITSTRTIC REG CTRLR BUCK 28TSSOP |
3,554 | - |
|
Datasheet | - | 28-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 1.8V ~ 15V | Up to 1MHz | 90% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-TSSOP |
|
LM2743MTCXIC REG CTRLR BUCK 14TSSOP |
4,814 | - |
|
Datasheet | - | 14-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | 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 |
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TPS51124RGERG4IC REG CTRLR BUCK 24QFN |
4,410 | - |
|
Datasheet | D-CAP™ | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 5.5V | - | - | Yes | No | - | Enable, On Time Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-VQFN (4x4) |
|
MIC2198BMLIC REG CTRLR BUCK 12MLF |
2,605 | - |
|
Datasheet | - | 12-VFDFN Exposed Pad, 12-MLF® | Tray | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 32V | 500kHz | 76% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 12-MLF™ (4x4) |
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ISL6540AIRZAIC REG CTRLR BUCK 28QFN |
2,796 | - |
|
Datasheet | - | 28-VFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.97V ~ 22V | 250kHz ~ 2MHz | 100% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-QFN (5x5) |
|
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SC508AULTRTIC REG CTRLR BUCK 20MLPQ |
1,167 | - |
|
Datasheet | EcoSpeed®, SmartDrive™ | 20-UFQFN Exposed Pad | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 46V | Up to 1MHz | - | Yes | No | - | Current Limit, Enable, On Time Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 20-MLPQ-UT (3x3) |
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TPS40021PWPIC REG CTRLR BUCK 16HTSSOP |
4,445 | - |
|
Datasheet | - | 16-PowerTSSOP (0.173", 4.40mm Width) | Tube | Last Time Buy | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.25V ~ 5.5V | 100kHz ~ 1MHz | 95% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-HTSSOP |
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ISL68201IRZ-TIC REG CTRLR BUCK PMBUS 24QFN |
1,727 | - |
|
Datasheet | Rapid Robust Ripple Regulator™ (R4) | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM Signal | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 24V | 300kHz ~ 1.5MHz | - | No | No | I2C, PMBus, SMBus | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QFN (4x4) |
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MAX5974DETE+G2ZIC REG CTRLR MULT TOP 16TQFN |
2,299 | - |
|
Datasheet | - | 16-WFQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 8.4V ~ 26V | 100kHz ~ 600kHz | 80% | Yes | Yes | - | Dead Time Control, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-TQFN (3x3) |
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MAX5974DETE+G3UIC REG CTRLR MULT TOP 16TQFN |
1,315 | - |
|
Datasheet | - | 16-WFQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 8.4V ~ 26V | 100kHz ~ 600kHz | 80% | Yes | Yes | - | Dead Time Control, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-TQFN (3x3) |
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TPS40054PWPRG4IC REG CTRLR BUCK 16HTSSOP |
2,680 | - |
|
Datasheet | - | 16-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 8V ~ 40V | Up to 1MHz | 94% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-HTSSOP |
|
L6995DTRIC REG CTRLR BUCK 20TSSOP |
4,454 | - |
|
Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.3V ~ 6V | 270kHz | - | Yes | No | - | Current Limit, Enable, Phase Control, Power Good, Soft Start | 0°C ~ 125°C (TJ) | - | - | Surface Mount | 20-TSSOP |
DC DC Switching Controllers FAQ
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Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.
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