| Photo | Mfr. Part # | Availability | Quantity | Datasheet | Series | Package/Case | Packaging | Part Status | Function | Output Configuration | Output Type | Number of Outputs | Voltage - Input (Min) | Topology | Voltage - Input (Max) | Voltage - Output (Min/Fixed) | Voltage - Output (Max) | Current - Output | Frequency - Switching | Qualification | Synchronous Rectifier | Grade | Operating Temperature | Mounting Style | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
MAX16977SATE+IC REG BUCK ADJ/1V 2A 16TQFN |
122 |
|
Datasheet |
- | 16-WQFN Exposed Pad | Tube | Active | Step-Down | Positive | Adjustable (Fixed) | 1 | 3.5V | Buck | 36V | 1V (5V) | 10V | 2A | 2.2MHz | - | No | - | -40°C ~ 125°C (TJ) | Surface Mount | 16-TQFN (5x5) |
|
|
LT3437EDD#PBFIC REG BUCK ADJ 500MA 10DFN |
1,279 |
|
Datasheet |
- | 10-WFDFN Exposed Pad | Tube | Active | Step-Down | Positive | Adjustable | 1 | 3V | Buck | 60V | 1.25V | 57V | 500mA (Switch) | 200kHz | - | No | - | 0°C ~ 125°C (TJ) | Surface Mount | 10-DFN (3x3) |
|
LTC1503CMS8-1.8#PBFIC REG CHG PUMP 1.8V 100MA 8MSOP |
296 |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Active | Step-Down | Positive | Fixed | 1 | 2.4V | Charge Pump | 6V | 1.8V | - | 100mA | 600kHz | - | No | - | -40°C ~ 85°C (TA) | Surface Mount | 8-MSOP |
|
LTC1550LCMS8-2#PBFIC REG CHARG PUMP -2V 20MA 8MSOP |
292 |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Active | Step-Up/Step-Down | Negative | Fixed | 1 | 2.7V | Charge Pump | 5.5V | -2V | - | 20mA | 900kHz | - | No | - | 0°C ~ 70°C (TA) | Surface Mount | 8-MSOP |
|
LTC1682CMS8#PBFIC REG CHARG PUMP ADJ 50MA 8MSOP |
178 |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Active | Step-Up/Step-Down | Positive | Adjustable | 1 | 1.8V | Charge Pump | 4.4V | 2.5V | 5.5V | 50mA | 550kHz | - | No | - | 0°C ~ 70°C (TA) | Surface Mount | 8-MSOP |
|
LTC1550LCMS8-4.1#PBFIC REG CHARGE PUMP -4.1V 8MSOP |
171 |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Active | Step-Up/Step-Down | Negative | Fixed | 1 | 4.5V | Charge Pump | 5.5V | -4.1V | - | 20mA | 900kHz | - | No | - | 0°C ~ 70°C (TA) | Surface Mount | 8-MSOP |
|
LTC1261LCMS8-4.5#PBFIC REG CHARGE PUMP -4.5V 8MSOP |
168 |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Active | Step-Up/Step-Down | Negative | Fixed | 1 | 4.5V | Charge Pump | 5.25V | -4.5V | - | 20mA | 650kHz | - | No | - | 0°C ~ 70°C (TA) | Surface Mount | 8-MSOP |
|
LTC1682CMS8-5#PBFIC REG CHARGE PUMP 5V 50MA 8MSOP |
120 |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Active | Step-Up | Positive | Fixed | 1 | 1.8V | Charge Pump | 4.4V | 5V | - | 50mA | 550kHz | - | No | - | 0°C ~ 70°C (TA) | Surface Mount | 8-MSOP |
|
LTC1551LCMS8-4.1#PBFIC REG CHARGE PUMP -4.1V 8MSOP |
3,663 |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Active | Step-Up/Step-Down | Negative | Fixed | 1 | 4.5V | Charge Pump | 5.5V | -4.1V | - | 20mA | 900kHz | - | No | - | 0°C ~ 70°C (TA) | Surface Mount | 8-MSOP |
|
LTC3565IMSE#PBFIC REG BUCK ADJ 1.25A 10MSOP |
168 |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad | Tube | Active | Step-Down | Positive | Adjustable | 1 | 2.5V | Buck | 5.5V | 0.6V | 5.5V | 1.25A | Up to 4MHz | - | Yes | - | -40°C ~ 125°C (TJ) | Surface Mount | 10-MSOP-EP |
|
|
LTC3411AIDD#PBFIC REG BUCK ADJ 1.25A 10DFN |
1,783 |
|
Datasheet |
- | 10-WFDFN Exposed Pad | Tube | Active | Step-Down | Positive | Adjustable | 1 | 2.5V | Buck | 5.5V | 0.8V | 5V | 1.25A | 2.5MHz | - | Yes | - | -40°C ~ 125°C (TJ) | Surface Mount | 10-DFN (3x3) |
|
LT3990HMSE-3.3#PBFIC REG BUCK 3.3V 350MA 16MSOP |
531 |
|
Datasheet |
- | 16-TFSOP (0.118", 3.00mm Width) Exposed Pad | Tube | Active | Step-Down | Positive | Fixed | 1 | 4.2V | Buck | 62V | 3.3V | - | 350mA | 210kHz ~ 2.3MHz | - | No | - | -40°C ~ 150°C (TJ) | Surface Mount | 16-MSOP-EP |
|
LTC3534EDHC#PBFIC REG BUCK BST ADJ 500MA 16DFN |
4,158 |
|
Datasheet |
- | 16-WFDFN Exposed Pad | Tube | Active | Step-Up/Step-Down | Positive | Adjustable | 1 | 2.4V | Buck-Boost | 7V | 1.8V | 7V | 500mA | 1MHz | - | Yes | - | -40°C ~ 85°C (TA) | Surface Mount | 16-DFN (5x3) |
|
LTC3245IMSE#PBFIC REG CHG PUMP ADJ 250MA 12MSOP |
2,744 |
|
Datasheet |
- | 12-TSSOP (0.118", 3.00mm Width) Exposed Pad | Tube | Active | Step-Up/Step-Down | Positive | Adjustable (Programmable) | 1 | 2.7V | Charge Pump | 38V | 2.5V (3.3V, 5V) | 5V | 250mA | 450kHz | - | No | - | -40°C ~ 125°C (TJ) | Surface Mount | 12-MSOP-EP |
|
|
MAX20040BATPA/VY+IC REG BUCK BST PROG 20TQFN |
4,673 |
|
Datasheet |
- | 20-WFQFN Exposed Pad | Tube | Active | Step-Up/Step-Down | Positive | Programmable (Fixed) | 1 | 2V | Buck-Boost | 36V | - | 15V | 1.2A | 2.2MHz | AEC-Q100 | Yes | Automotive | -40°C ~ 125°C | Surface Mount, Wettable Flank | 20-TQFN-EP (4x4) |
|
LT1615IS5-1#TRPBFIC REG BOOST SEPIC ADJ TSOT23-5 |
3,604 |
|
Datasheet |
- | SOT-23-5 Thin, TSOT-23-5 | Tape & Reel (TR) | Active | Step-Up, Step-Up/Step-Down | Positive | Adjustable | 1 | 1V | Boost, SEPIC | 15V | 1.23V | 34V | 75mA (Switch) | - | - | No | - | -40°C ~ 85°C (TA) | Surface Mount | TSOT-23-5 |
|
LTC3121EDE#TRPBFIC REG BOOST ADJ 1.5A 12DFN |
2,990 |
|
Datasheet |
- | 12-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Step-Up | Positive | Adjustable | 1 | 1.8V | Boost | 5.5V | 2.2V | 15V | 1.5A (Switch) | Up to 3MHz | - | Yes | - | -40°C ~ 125°C (TJ) | Surface Mount | 12-DFN (4x3) |
|
LT3483AEDC#TRMPBFIC REG BUCK BOOST ADJ 340MA 8DFN |
939 |
|
Datasheet |
- | 8-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Step-Up, Step-Down, Step-Up/Step-Down | Negative | Adjustable | 1 | 2.5V | Buck, Boost, Charge Pump, Flyback | 16V | -2.5V | -38V | 340mA (Switch) | - | - | No | - | -40°C ~ 85°C (TA) | Surface Mount | 8-DFN (2x2) |
|
|
LTC3547BIDDB#TRMPBFIC REG BUCK ADJ 300MA DL 8DFN |
279 |
|
Datasheet |
- | 8-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Step-Down | Positive | Adjustable | 2 | 2.5V | Buck | 6.5V | 0.6V | 5.5V | 300mA | 2.25MHz | - | Yes | - | -40°C ~ 125°C (TA) | Surface Mount | 8-DFN (3x2) |
|
MAX662ACPA+IC REG CHARG PUMP 12V 30MA 8PDIP |
166 |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Active | Step-Up | Positive | Fixed | 1 | 4.5V | Charge Pump | 5.5V | 12V | - | 30mA | 500kHz | - | No | - | 0°C ~ 70°C (TA) | Through Hole | 8-PDIP |
DC-DC Switching Regulators, also known as DC-DC converters, are essential components in modern power management systems. Unlike linear regulators that dissipate excess energy as heat, switching regulators use high-frequency switching elements and energy storage components (inductors, capacitors) to efficiently step up, step down, or invert voltage levels. This design enables conversion efficiency levels of 80–95% or higher, making them indispensable for portable electronics, industrial automation, automotive systems, and communication equipment.