DC DC Switching Controllers
Browse available DC DC Switching Controllers components by manufacturer and part number. Review stock status, datasheets and key technical parameters to compare suitable options for design, maintenance, replacement or purchasing.
If you already have a target MPN or BOM, send it to EGOO with the required quantity. Our sourcing team can check availability, lead time and quotation options, including hard-to-find and obsolete parts.
| 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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ISL6551AB-TDUAL SWITCHING CONTROLLER |
1,909 | - |
|
Datasheet | - | 28-SOIC (0.295", 7.50mm Width) | Bulk | Active | Transistor Driver | Step-Up/Step-Down | Positive | Full-Bridge, Push-Pull | 2 | 1 | 10.8V ~ 13.2V | Up to 1MHz | 50% | Yes | Yes | - | Current Limit, Dead Time Control, Enable, Ramp, Soft Start, Sync | -40°C ~ 105°C (TA) | - | - | Surface Mount | 28-SOIC |
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ISL6551ARDUAL SWITCHING CONTROLLER |
1,001 | - |
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Datasheet | - | 28-VQFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Up/Step-Down | Positive | Full-Bridge, Push-Pull | 2 | 1 | 10.8V ~ 13.2V | Up to 1MHz | 50% | Yes | Yes | - | Current Limit, Dead Time Control, Enable, Ramp, Soft Start, Sync | -40°C ~ 105°C (TA) | - | - | Surface Mount | 28-QFN (6x6) |
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ISL6551ABDUAL SWITCHING CONTROLLER |
826 | - |
|
Datasheet | - | 28-SOIC (0.295", 7.50mm Width) | Bulk | Active | Transistor Driver | Step-Up/Step-Down | Positive | Full-Bridge, Push-Pull | 2 | 1 | 10.8V ~ 13.2V | Up to 1MHz | 50% | Yes | Yes | - | Current Limit, Dead Time Control, Enable, Ramp, Soft Start, Sync | -40°C ~ 105°C (TA) | - | - | Surface Mount | 28-SOIC |
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LTC3879IUD#TRPBFIC REG CTRLR BUCK 16QFN |
2,669 | - |
|
Datasheet | - | 16-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive or Negative | Buck | 1 | 1 | 4V ~ 38V | - | - | Yes | No | - | Enable, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QFN (3x3) |
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ISL6522CBZ-TSWITCHING CONTROLLER |
7,500 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 10.8V ~ 13.2V | 200kHz | 100% | Yes | No | - | Enable, Frequency Control, Phase Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
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LM5025DMTC/NOPBIC REG CTRLR FWRD CONV 16TSSOP |
440 | - |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Bulk | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 2 | 1 | 8V ~ 15V | 200kHz ~ 580kHz | 80% | No | Yes | - | Dead Time Control, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP |
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ISL6522CBZSWITCHING CONTROLLER |
1,125 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 10.8V ~ 13.2V | 200kHz | 100% | Yes | No | - | Enable, Frequency Control, Phase Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
LT3757IDDLT3757 - BOOST, FLY, SEPIC & INV |
7,903 | - |
|
Datasheet | - | 10-WFDFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive and Negative | Boost, Flyback, SEPIC | 1 | 1 | 2.9V ~ 40V | 100kHz ~ 1MHz | - | No | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 10-DFN (3x3) |
|
CA3524FREGULATING PULSE WIDTH MODULATOR |
32,936 | - |
|
Datasheet | - | 16-CDIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up, Step-Down | Positive | Flyback, Push-Pull | 2 | 1 | 8V ~ 40V | Up to 300kHz | 45% | No | No | - | Current limit, Dead Time Control, Enable, Frequency Control, Ramp | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-CERDIP |
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UCC39421NIC REG CTRLR MULT TOPOLOGY 16DIP |
1,877 | - |
|
Datasheet | - | 16-DIP (0.300", 7.62mm) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 1.8V ~ 8V | 150kHz ~ 1.2MHz | 88% | Yes | Yes | - | Enable, Frequency Control, Low Battery, Reset | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
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UCC39421N0.00065A, 2000KHZ BICMOS, PDIP16 |
4,659 | - |
|
Datasheet | - | 16-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 1.8V ~ 8V | 150kHz ~ 1.2MHz | 88% | Yes | Yes | - | Enable, Frequency Control, Low Battery, Reset | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
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ISL6420IRZ-TKSWITCHING CONTROLLER |
310 | - |
|
Datasheet | - | 20-VFQFN Exposed Pad | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5.6V ~ 16V | 100kHz ~ 1.4MHz | 96% | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QFN (4x4) |
|
TPS40052PWPRIC REG CTRLR BUCK 16HTSSOP |
4,379 | - |
|
Datasheet | - | 16-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 10V ~ 40V | 100kHz ~ 1MHz | 94% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-HTSSOP |
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UCC3884DIC REG CTRLR MULT TOP 16SOIC |
3,262 | - |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 8.3V ~ 15V | - | 78% | No | Yes | - | Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
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MAX8594AETG+5-OUTPUT PMICS WITH DC-DC CORE S |
1,230 | - |
|
Datasheet | * | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
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ISL6420AIRZ-TKR5264SWITCHING CONTROLLER |
31,000 | - |
|
Datasheet | - | 20-VFQFN Exposed Pad | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5.6V ~ 28V | 100kHz ~ 1.4MHz | 96% | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QFN (4x4) |
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LTC3822EGN-1#TRPBFIC REG CTRLR BUCK 16SSOP |
2,175 | - |
|
Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.75V ~ 4.5V | 300kHz, 550kHz, 750kHz | 99% | Yes | Yes | - | Enable, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SSOP |
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MAX1651CSA-TSTEP-DOWN DC-DC CONTROLLER |
2,500 | - |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 16V | Up to 300kHz | 90.5% | No | No | - | Current Limit, Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
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UCC28084PIC REG CTRLR MULT TOPOLOGY 8DIP |
4,089 | - |
|
Datasheet | - | 8-DIP (0.300", 7.62mm) | Bulk | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Half-Bridge, Push-Pull | 2 | 1 | 4.1V ~ 15V | 200kHz | 49% | Yes | No | - | Current Limit, Frequency Control | -40°C ~ 85°C (TA) | - | - | Through Hole | 8-PDIP |
|
LV5044V-TLM-ESTEP-DOWN DC-DC CONTROLLER |
1,000 | - |
|
Datasheet | - | 30-LSSOP (0.220", 5.60mm Width) | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 16V | 250kHz ~ 1.1MHz | 82% | Yes | No | - | Current Limit, Power Good, Soft Start | -20°C ~ 85°C (TA) | - | - | Surface Mount | 30-SSOP |
DC DC Switching Controllers FAQ
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