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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
ISL6558IBZIC REG CTRLR BUCK 16SOIC |
1,816 |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1.5MHz | 75% | - | No | - | Enable, Frequency Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
ISL6558IBZ-TIC REG CTRLR BUCK 16SOIC |
4,997 |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1.5MHz | 75% | - | No | - | Enable, Frequency Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
ISL6558IRIC REG CTRLR BUCK 20QFN |
2,536 |
|
Datasheet | - | 20-VQFN Exposed Pad | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1.5MHz | 75% | - | No | - | Enable, Frequency Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QFN (5x5) |
|
|
ISL6558IR-TIC REG CTRLR BUCK 20QFN |
4,689 |
|
Datasheet | - | 20-VQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1.5MHz | 75% | - | No | - | Enable, Frequency Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QFN (5x5) |
|
ISL6559CBZIC REG CTRLR BUCK 28SOIC |
2,838 |
|
Datasheet | - | 28-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1MHz | 75% | - | No | - | Current Limit, Enable, Frequency Control, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 28-SOIC |
|
ISL6559CRZ-TIC REG CTRLR BUCK 32QFN |
3,124 |
|
Datasheet | - | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1MHz | 75% | - | No | - | Current Limit, Enable, Frequency Control, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
|
ISL6560CBIC REG CTRLR BUCK 16SOIC |
2,105 |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 10.8V ~ 13.2V | Up to 2MHz | 50% | - | No | - | Frequency Control, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
|
ISL6560CBZIC REG CTRLR BUCK 16SOIC |
4,155 |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 10.8V ~ 13.2V | Up to 2MHz | 50% | - | No | - | Frequency Control, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
ISL6565ACBIC REG CTRLR BUCK 28SOIC |
1,460 |
|
Datasheet | - | 28-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 3 | 3 | 4.75V ~ 5.25V | 80kHz ~ 1.5MHz | 66.7% | - | No | - | Enable, Frequency Control, Power Good | 0°C ~ 105°C (TA) | - | - | Surface Mount | 28-SOIC |
|
ISL6590DR-TIC REG CTRLR BUCK ASI 64QFN |
1,836 |
|
Datasheet | - | 64-VFQFN Exposed Pad | - | Obsolete | PWM Signal | Step-Down | Positive | Buck | 6 | 6 | 3.135V ~ 3.465V | 250kHz ~ 1MHz | 24% | - | Yes | ASI | Enable, Power Good, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 64-QFN (9x9) |
|
ISL6721ABIC REG CTRLR BOOST/FLYBK 16SOIC |
3,802 |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 9V ~ 18V | Up to 1MHz | 75% | No | Yes | - | Current Limit, Frequency Control, Power Good, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-SOIC |
|
|
ISL6721AB-TIC REG CTRLR BOOST/FLYBK 16SOIC |
4,502 |
|
Datasheet | - | 16-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 | 9V ~ 18V | Up to 1MHz | 75% | No | Yes | - | Current Limit, Frequency Control, Power Good, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-SOIC |
|
ISL6721AVIC REG CTRLR BOOST/FLYBK 16TSSOP |
2,106 |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 9V ~ 18V | Up to 1MHz | 75% | No | Yes | - | Current Limit, Frequency Control, Power Good, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-TSSOP |
|
ISL6729IBZ-TIC REG CTRLR MULT TOPOLOGY 8SOIC |
4,022 |
|
Datasheet | - | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 4.75V ~ 5.25V | Up to 1MHz | 99% | Yes | No | - | - | -40°C ~ 105°C (TA) | - | - | Surface Mount | 8-SOIC |
|
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ISL6740IBIC REG CTRLR MULT TOP 16SOIC |
4,793 |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 9V ~ 16V | Up to 1MHz | 83% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-SOIC |
|
|
ISL6740IBZIC REG CTRLR MULT TOP 16SOIC |
2,900 |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 9V ~ 16V | Up to 1MHz | 83% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-SOIC |
|
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ISL6740IBZ-TIC REG CTRLR MULT TOP 16SOIC |
3,123 |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 9V ~ 16V | Up to 1MHz | 83% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-SOIC |
|
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ISL6740IVIC REG CTRLR MULT TOP 16TSSOP |
1,914 |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 9V ~ 16V | Up to 1MHz | 83% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-TSSOP |
|
|
ISL6740IV-TIC REG CTRLR MULT TOP 16TSSOP |
3,202 |
|
Datasheet | - | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 9V ~ 16V | Up to 1MHz | 83% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-TSSOP |
|
|
ISL6741IBIC REG CTRLR MULT TOP 16SOIC |
1,267 |
|
Datasheet | - | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 9V ~ 16V | Up to 1MHz | 83% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-SOIC |
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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