DC DC Switching Controllers
Use the filters and product table below to compare DC DC Switching Controllers components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.
If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.
| 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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ISL6551IBZIC REG CTRLR FULL-BRIDGE 28SOIC |
4,141 | - |
|
Datasheet | - | 28-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge | 1 | 1 | 10.8V ~ 13.2V | 50kHz ~ 500kHz | 50% | Yes | No | - | Current Limit, Dead Time Control, Enable, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 28-SOIC |
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ZL8801ALAFT7AIC REG CTRLR BUCK PMBUS 44QFN |
330 | - |
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Datasheet | Digital-DC™ | 44-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 14V | 200kHz ~ 1.33MHz | - | No | Yes | PMBus | Current Limit, Enable, Power Good, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 44-QFN (7x7) |
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ISL81806FRTZ-T80V SYNC DUAL BUCK PWM CONTROLLE |
5,244 | - |
|
Datasheet | - | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 80V | 100kHz ~ 2MHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Power On Reset, Ramp, Soft Start, Tracking | -40°C ~ 125°C (TA) | - | - | Surface Mount | 32-TQFN (5x5) |
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ISL81801FRTZ-T7A80V BI-DIRECTIONAL BUCK-BOOST CO |
1,931 | - |
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Datasheet | - | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 4 | 2 | 4.5V ~ 80V | 100kHz ~ 600kHz | - | Yes | Yes | - | Current Limit, Enable, Off Time Control, On Time Control, Phase Control, Power Good, Power On Reset, Pulse Skipping, Ramp, Sequencing, Soft Star, Tracking | -40°C ~ 125°C (TA) | - | - | Surface Mount | 32-TQFN (5x5) |
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ISL81801FVEZ-T7A80V BI-DIRECTIONAL BUCK-BOOST CO |
328 | - |
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Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 4 | 2 | 4.5V ~ 80V | 100kHz ~ 600kHz | - | Yes | Yes | - | Current Limit, Enable, Off Time Control, On Time Control, Phase Control, Power Good, Power On Reset, Pulse Skipping, Ramp, Sequencing, Soft Star, Tracking | -40°C ~ 125°C (TA) | - | - | Surface Mount | 38-HTSSOP |
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ISL81802FVEZ-T7A80V DUAL SYNC BUCK CONTROLLER 38 |
3,532 | - |
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Datasheet | - | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 80V | 100kHz ~ 1MHz | - | Yes | Yes | - | Current Limit, Enable, Off Time Control, On Time Control, Phase Control, Power Good, Power On Reset, Pulse Skipping, Ramp, Sequencing, Soft Star, Tracking | -40°C ~ 125°C (TA) | - | - | Surface Mount | 38-HTSSOP |
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ISL6420BIAZIC REG CTRLR BUCK 20QSOP |
4,286 | - |
|
Datasheet | - | 20-SSOP (0.154", 3.90mm Width) | Tube | Active | 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-QSOP |
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ISL6540AIRZIC REG CTRLR BUCK 28QFN |
4,424 | - |
|
Datasheet | - | 28-VFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.97V ~ 22V | 250kHz ~ 2MHz | 100% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-QFN (5x5) |
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ISL6742AAZAIC REG CTRLR MULT TOP 16QSOP |
1,567 | - |
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Datasheet | - | 16-SSOP (0.154", 3.90mm Width) | Tube | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge | 1 | 1 | 9V ~ 16V | Up to 2MHz | 99% | Yes | No | - | Frequency Control, Ramp, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-QSOP |
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ISL78220ANEZIC REG CTRLR BOOST 44TQFP |
3,102 | - |
|
Datasheet | - | 44-QFP | Tray | Active | PWM Signal | Step-Up | Positive | Boost | 6 | 6 | 4.75V ~ 5.25V | 75kHz ~ 1MHz | 91.7% | - | Yes | - | Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount | 44-MQFP (10x10) |
DC DC Switching Controllers FAQ
Common questions about filtering, comparing and sourcing DC DC Switching Controllers components.
How can I narrow the DC DC Switching Controllers selection?
Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.
Should I confirm the datasheet before selecting a part?
Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.
Can Winsun (HK) Electronics help source a specific DC DC Switching Controllers part number?
Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.
Do you support BOM, shortage or alternative-part requirements?
Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.
