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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LTC1148LCS#PBFIC REG CTRLR BUCK 14SOIC |
2,341 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 20V | Up to 250kHz | 100% | Yes | No | - | Current Limit, Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SO |
|
RT6190GGQWIC REG CTRLR BUCK-BOOST WQFN-40 |
1,489 | - |
|
Datasheet | - | 40-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 1 | 4V ~ 5.5V, 4.5V ~ 36V | 250kHz ~ 1MHz | - | No | No | I2C | Dead Time Control, Enable, Power Good, Soft Start, Watchdog | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-WQFN (5x5) |
|
LTC1436ACGN-PLL#PBFIC REG CTRLR BUCK 24SSOP |
1,298 | - |
|
Datasheet | - | 24-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 30V | Up to 400kHz | 99% | Yes | No | - | Enable, Power on Reset, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 24-SSOP |
|
|
LTC1436ACGN#PBFIC REG CTRLR BUCK 24SSOP |
2,466 | - |
|
Datasheet | - | 24-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 30V | Up to 400kHz | 99% | Yes | No | - | Enable, Power on Reset, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 24-SSOP |
|
LTC1709EG#PBFIC REG CTRLR BUCK 36SSOP |
3,438 | - |
|
Datasheet | - | 36-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 36V | 140kHz ~ 310kHz | 99.5% | Yes | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 36-SSOP |
|
|
MAX15157BATJ+T60V H-BRIDGE STEP-UP/STEP-DOWN C |
2,376 | - |
|
Datasheet | - | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 4 | 8V ~ 60V | 120kHz ~ 1MHz | - | No | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start | -40°C ~ 125°C | - | - | Surface Mount | 32-TQFN (5x5) |
|
MAX17548ATJ+IC REG DUAL 32TQFN |
3,266 | - |
|
Datasheet | - | 32-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 42V | 100kHz ~ 2.2MHz | - | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Pulse Skipping, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-TQFN (5x5) |
|
|
XDPP1100Q024XUMA1CONTROLLER |
4,798 | - |
|
Datasheet | - | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | PWM | Step-Up/Step-Down | Positive | Buck, Boost, Buck-Boost, Full-Bridge, Half-Bridge | 6 | 1 | 3V ~ 3.6V | Up to 2MHz | - | Yes | Yes | PMBus | Enable, Frequency Control, Power Good, Soft Start, Watchdog | -40°C ~ 125°C (TJ) | - | - | Surface Mount | PG-VQFN-24-20 |
|
LTC3887IUJ-1#PBFIC REG CTRLR BUCK PMBUS 40QFN |
4,793 | - |
|
Datasheet | PolyPhase® | 40-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 24V | 250kHz ~ 1MHz | - | Yes | Yes | I2C, PMBus | Enable, Frequency Control, Phase Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 40-QFN (6x6) |
|
LTC1929IG-PG#PBFIC REG CTRLR BUCK 28SSOP |
4,653 | - |
|
Datasheet | - | 28-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4V ~ 36V | - | 99.5% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-SSOP |
|
LTC3865IUH-1#PBFIC REG CTRLR BUCK 32QFN |
1,795 | - |
|
Datasheet | - | 32-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 250kHz ~ 770kHz | 95% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-QFN (5x5) |
|
LTC3864MPDE#PBFIC REG CTRLR BUCK 12DFN |
3,886 | - |
|
Datasheet | - | 12-WFDFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.5V ~ 60V | 50kHz ~ 850kHz | 100% | No | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -55°C ~ 150°C (TJ) | - | - | Surface Mount | 12-DFN (4x3) |
|
UCC25702DIC REG CTRLR MULT TOP 14SOIC |
1,050 | - |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, Forward Converter | 1 | 1 | 8.8V ~ 15V | 100kHz | 99% | No | Yes | - | Current Limit, Frequency Control, Sequencing, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
LTC3834IFE#PBFIC REG CTRLR BUCK 20TSSOP |
1,462 | - |
|
Datasheet | - | 20-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 36V | 250kHz ~ 530kHz | 99.4% | Yes | No | - | Enable, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-TSSOP-EP |
|
LTC3838EFE#PBFIC REG CTRLR BUCK 38TSSOP |
163 | - |
|
Datasheet | PolyPhase® | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 200kHz ~ 2MHz | - | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
|
LT3844EFE#TRPBFIC REG CTRLR MULT TOP 16TSSOP |
2,095 | - |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive or Negative | Buck, Boost, SEPIC | 1 | 1 | 4V ~ 60V | 300kHz | - | No | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP-EP |
|
MAX16930ATLR/V+IC REG BUCK DUAL 40TQFN |
4,472 | - |
|
Datasheet | - | 40-WFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Up, Step-Down | Positive | Buck, Boost | 3 | 2 | 3.5V ~ 42V | 1MHz ~ 2.2MHz | 95% | Yes | Yes | - | Enable, Frequency Control, Power Good | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 40-TQFN (6x6) |
|
|
LTC3865IFE#PBFIC REG CTRLR BUCK 38TSSOP |
4,431 | - |
|
Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 38V | 250kHz ~ 770kHz | 95% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
|
LTC1159CG-5#PBFIC REG CTRLR BUCK 20SSOP |
1,703 | - |
|
Datasheet | - | 20-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive or Negative | Buck | 1 | 1 | 4V ~ 40V | Up to 250kHz | 100% | Yes | No | - | Current Limit, Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-SSOP |
|
|
LTC1159CG-3.3#PBFIC REG CTRLR BUCK 20SSOP |
2,097 | - |
|
Datasheet | - | 20-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive or Negative | Buck | 1 | 1 | 4V ~ 40V | Up to 250kHz | 100% | Yes | No | - | Current Limit, Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-SSOP |
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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