DC DC Switching Controllers
Explore DC DC Switching Controllers parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.
For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks and quotation support.
| Photo | Mfr. Part # | Availability | 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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TL494CDG4IC REG CTRLR MULT TOP 16SOIC |
1,280 |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 7V ~ 40V | 1kHz ~ 300kHz | 45% | No | No | - | Dead Time Control, Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
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TL494IDG4IC REG CTRLR MULT TOP 16SOIC |
2,231 |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 7V ~ 40V | 1kHz ~ 300kHz | 45% | No | No | - | Dead Time Control, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
TL494CPWG4IC REG CTRLR MULT TOP 16TSSOP |
2,315 |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 7V ~ 40V | 1kHz ~ 300kHz | 45% | No | No | - | Dead Time Control, Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-TSSOP |
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SG2524DRE4IC REG CTRLR MULT TOP 16SOIC |
3,881 |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 8V ~ 40V | 450kHz | 45% | No | No | - | Current Limit, Frequency Control | -25°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
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SG2524DRG4IC REG CTRLR MULT TOP 16SOIC |
3,461 |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 8V ~ 40V | 450kHz | 45% | No | No | - | Current Limit, Frequency Control | -25°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
KA3524IC REG CTRLR MULT TOPOLOGY 16DIP |
4,661 |
|
Datasheet | - | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Flyback, Push-Pull | 1 | 1 | 8V ~ 40V | 350kHz | 45% | No | No | - | Enable | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
|
TL2844BPG4IC REG CTRLR BST FLYBK PWM 8-DIP |
3,924 |
|
Datasheet | - | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 10V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Through Hole | 8-PDIP |
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UC3843BDR2IC REG CTRLR FLYBACK 14SOIC |
4,636 |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
UC3844BDR2IC REG CTRLR PWM CM 14-SOIC |
2,411 |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 10V ~ 36V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
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UC3845BD1R2IC REG CTRLR BOOST/FLYBACK 8SOIC |
1,148 |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
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UC3845BDR2IC REG CTRLR BOOST/FLYBK 14SOIC |
1,505 |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
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NCP81039MNTWGIC REG CTRLR BUCK 20QFN |
3,085 |
|
Datasheet | - | 20-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.3V ~ 28V | 300kHz, 400kHz, 600kHz | - | Yes | No | - | Enable, Frequency Control, Power Good | -40°C ~ 100°C (TA) | - | - | Surface Mount | 20-QFN (3x3) |
|
SG3524NG4IC REG CTRLR MULT TOPOLOGY 16DIP |
1,907 |
|
Datasheet | - | 16-DIP (0.300", 7.62mm) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 8V ~ 40V | 450kHz | 45% | No | No | - | Current Limit, Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 16-PDIP |
|
RT8805GQVIC REG CTRLR BUCK 16VQFN |
3,280 |
|
Datasheet | - | 16-VQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 10.8V ~ 13.2V | 300kHz | 75% | Yes | No | - | Current Limit, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-VQFN (4x4) |
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UC3845NGIC REG CTRLR BOOST/FLYBACK 8DIP |
1,682 |
|
Datasheet | - | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 8-PDIP |
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UC3844NGIC REG CTRLR PWM CM 8-DIP |
1,569 |
|
Datasheet | - | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 10V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 8-PDIP |
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TL2844PE4ECONOMY SINGLE ENDED 500KHZ CURR |
1,801 |
|
Datasheet | - | 8-DIP (0.300", 7.62mm) | Tube | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 10V ~ 30V | 100kHz | 50% | No | No | - | Frequency Control | -40°C ~ 85°C | - | - | Through Hole | 8-PDIP |
|
TL494BDR2IC REG CTRLR BCK/PSH-PULL 16SOIC |
3,297 |
|
Datasheet | SWITCHMODE™ | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Push-Pull | 2 | 1 | 7V ~ 40V | 200kHz | 48% | Yes | No | - | Dead Time Control, Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-SOIC |
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XC9301A202MR-GSTEP-UP & STEP-DOWN 180KHZ DCDC |
2,083 |
|
Datasheet | XC9301 | SC-74A, SOT-753 | Tape & Reel (TR) | Active | PWM | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 1 | 2V ~ 10V | 180kHz | 92% | No | No | - | Enable | -40°C ~ 85°C | - | - | Surface Mount | SOT-25-5 |
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XC9301A212MR-GSTEP-UP & STEP-DOWN 180KHZ DCDC |
3,525 |
|
Datasheet | XC9301 | SC-74A, SOT-753 | Tape & Reel (TR) | Active | PWM | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 1 | 2V ~ 10V | 180kHz | 92% | No | No | - | Enable | -40°C ~ 85°C | - | - | Surface Mount | SOT-25-5 |
Frequently Asked Questions
What are DC DC Switching Controllers components used for?
DC DC Switching Controllers components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.
How do I choose the right DC DC Switching Controllers part?
Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.
Can JIEXIN Electronics help source obsolete or hard-to-find DC DC Switching Controllers parts?
Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.
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