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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S-8521F33MC-BPST2UIC REG CTRLR BUCK SOT23-5 |
2,704 |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 300kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
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S-8521F34MC-BPTT2UIC REG CTRLR BUCK SOT23-5 |
2,132 |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 300kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521F36MC-BPVT2GIC REG CTRLR BUCK SOT23-5 |
1,551 |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 300kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521F36MC-BPVT2UIC REG CTRLR BUCK SOT23-5 |
4,358 |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 300kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521F40MC-BPZT2GIC REG CTRLR BUCK SOT23-5 |
4,137 |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 300kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521F40MC-BPZT2UIC REG CTRLR BUCK SOT23-5 |
2,611 |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 300kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
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S-8521F50MC-BQJT2UIC REG CTRLR BUCK SOT23-5 |
3,645 |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 300kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521F55MC-BQOT2GIC REG CTRLR BUCK SOT23-5 |
1,393 |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 300kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
S-8521F55MC-BQOT2UIC REG CTRLR BUCK SOT23-5 |
3,029 |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 16V | 300kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
S-8520E30MC-BJPNT2ULINEAR IC |
1,969 |
|
Datasheet | S-8520 | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 10V | 300kHz | 100% | No | No | - | Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
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S-8520E30MC-BJPNT2GLINEAR IC |
3,756 |
|
Datasheet | S-8520 | SC-74A, SOT-753 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.5V ~ 10V | 300kHz | 100% | No | No | - | Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
XRP6124ESTR0.5-FIC REG CTRLR BUCK SOT23-5 |
3,875 |
|
Datasheet | - | SC-74A, SOT-753 | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 18V | 200kHz ~ 833kHz | - | No | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | SOT-23-5 |
|
RT8208AGQWIC REG CTRLR BUCK 16WQFN |
3,108 |
|
Datasheet | - | 16-WFQFN Exposed Pad | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | - | - | Yes | No | - | Enable, On Time Control, Phase Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-WQFN (3x3) |
|
MAX5021EUA+TIC REG CTRLR MULT TOPOLOGY 8UMAX |
2,914 |
|
Datasheet | - | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 11V ~ 28V | 262kHz | 50% | No | No | - | - | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-uMAX/uSOP |
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FAN6520AIMIC REG CTRLR BUCK 8SOIC |
4,246 |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 300kHz | 100% | Yes | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
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MC34060ADR2IC REG CTRLR FLYBACK 14SOIC |
3,489 |
|
Datasheet | - | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive or Negative, Isolation Capable | Flyback | 1 | 1 | 7V ~ 40V | 25kHz | 96% | No | No | - | Dead Time Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
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TL3842PG4IC REG CTRLR BST FLYBK PWM 8-DIP |
3,707 |
|
Datasheet | - | 8-DIP (0.300", 7.62mm) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 10V ~ 30V | Up to 500kHz | 97% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Through Hole | 8-PDIP |
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TL3844PG4IC REG CTRLR BST FLYBK PWM 8-DIP |
3,069 |
|
Datasheet | - | 8-DIP (0.300", 7.62mm) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 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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TL3845PG4IC REG CTRLR MULT TOPOLOGY 8DIP |
3,223 |
|
Datasheet | - | 8-DIP (0.300", 7.62mm) | Tube | Discontinued at Digi-Key | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 7.6V ~ 30V | 100kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | Automotive | AEC-Q100 | Through Hole | 8-PDIP |
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UC2845NGIC REG CTRLR BOOST/FLYBACK 8DIP |
1,910 |
|
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 | -25°C ~ 85°C (TA) | - | - | Through Hole | 8-PDIP |
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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