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0755-82798135DC DC Switching Controllers
DC DC Switching Controllers
DC-DC switching controllers are power management ICs used to control external power switches for efficient voltage conversion. They support buck, boost, buck-boost, flyback, and other switching topologies, and are commonly used in power supplies, industrial equipment, automotive electronics, communication systems, servers, battery-powered devices, and embedded applications.
TomatoElec is an independent electronic components distributor supplying DC-DC switching controller ICs from mainstream manufacturers such as Texas Instruments, Analog Devices, STMicroelectronics, onsemi, Infineon, Microchip, Renesas, NXP, Diodes Incorporated, and Monolithic Power Systems. Customers can check inventory, price, package, specifications, parameters and PDF datasheets in the product list below, and submit a BOM or RFQ for DC-DC switching controller sourcing 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
UCC3580N-1G4SWITCHING CONTROLLER |
100 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Forward Converter | 2 | 1 | 8.5V ~ 16V | 400kHz | 66% | No | No | - | Enable, Ramp, Soft Start | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
|
MAX668EUBIC REG CTRLR MULT TOP 10UMAX |
0 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, SEPIC | 1 | 1 | 3V ~ 28V | 100kHz ~ 500kHz | 90% | No | Yes | - | Enable, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-uMAX/uSOP |
|
UCC2580N-1G4SWITCHING CONTROLLER |
100 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Forward Converter | 2 | 1 | 8.5V ~ 16V | 400kHz | 66% | No | No | - | Enable, Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-PDIP |
|
CS5211GDR14GIC REG CTRLR BUCK 14SOIC |
0 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 14V | 150kHz ~ 750kHz | - | Yes | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
|
LM3478MMIC REG CTRLR MULT TOP 8VSSOP |
81 | - |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 2.97V ~ 40V | 100kHz ~ 1MHz | 100% | No | No | - | Enable, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 8-VSSOP |
|
ISL6306IRZ-INTSWITCHING CONTROLLER, CURRENT/VO |
90 | - |
|
Datasheet |
- | 40-VFQFN Exposed Pad | Bulk | Active | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1MHz | 66.7% | Yes | No | - | Enable, Frequency Control, Phase Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 40-QFN (6x6) |
|
LM2657MTCIC REG CTRLR BUCK 28TSSOP |
54 | - |
|
Datasheet |
- | 28-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 28V | 200kHz ~ 500kHz | 70% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP |
|
|
LM5041MTC/NOPBIC REG CTRLR MULT TOP 16TSSOP |
45 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tube | Last Time Buy | Transistor Driver | Step-Up/Step-Down | Positive | Half-Bridge, Push-Pull | 1 | 1 | 15V ~ 90V | 200kHz, 600kHz | - | Yes | Yes | - | Dead Time Control, Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP |
|
NCP81109CMNTXGIC REG BUCK CTLR 48QFN |
49 | - |
|
- |
- | 48-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | Surface Mount | 48-QFN (6x6) |
|
UCC29421NG4IC REG CTRLR MULT TOPOLOGY 16DIP |
100 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | 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 | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-PDIP |
|
UC2847DW0.5A, 500KHZ BICMOS, PDSO16 |
79 | - |
|
Datasheet |
- | 16-SOIC (0.295", 7.50mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 6.95V ~ 40V | 500kHz | 50% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
UC3886N1.5A, 400KHZ BIPOLAR, PDIP16 |
94 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 10.3V ~ 20V | Up to 300kHz | 90% | No | No | - | Enable, Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
|
UC3527BNG4SWITCHING CONTROLLER |
75 | - |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Forward Converter, Push-Pull | 2 | 1 | 8V ~ 35V | 100Hz ~ 400kHz | 49% | Yes | Yes | - | Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
|
ISL8130IAZIC REG CTRLR MULT TOP 20QSOP |
89 | - |
|
Datasheet |
- | 20-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, SEPIC | 1 | 1 | 4.5V ~ 5.5V | 100kHz ~ 1.4MHz | 96% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QSOP |
|
MIC2183YQSIC REG CTRLR BUCK 16QSOP |
83 | - |
|
Datasheet |
- | 16-SSOP (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.9V ~ 14V | 200kHz, 400kHz | 100% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QSOP |
|
MIC2182YSMIC REG CTRLR BUCK 16SSOP |
52 | - |
|
Datasheet |
- | 16-SSOP (0.209", 5.30mm Width) | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 32V | 300kHz | 86% | Yes | Yes | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SSOP |
|
UCC39422PW0.00065A, 2000KHZ BICMOS, PDSO20 |
63 | - |
|
Datasheet |
- | 20-TSSOP (0.173", 4.40mm Width) | 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) | - | - | Surface Mount | 20-TSSOP |
|
UC3825AQSWITCHING CONTROLLER, VOLTAGE-MO |
62 | - |
|
Datasheet |
- | 20-LCC (J-Lead) | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 8.4V ~ 22V | 400kHz ~ 1MHz | 50% | No | No | - | Current Limit, Frequency Control, Ramp, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-PLCC (9x9) |
|
MIC2186YQSIC REG CTRLR BOOST 16QSOP |
85 | - |
|
Datasheet |
- | 16-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 2.9V ~ 14V | 100kHz, 200kHz, 400kHz | 85% | No | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QSOP |
|
UC1844LSWITCHING CONTROLLER |
84 | - |
|
Datasheet |
- | 20-LCC (J-Lead) | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, Forward | 1 | 1 | 10V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -55°C ~ 125°C (TA) | - | - | Surface Mount | 20-PLCC (9x9) |
