| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
LT8646SIV#PBFIC REG BUCK ADJ 8A 32LQFN |
371 |
|
Datasheet |
Silent Switcher®2 | 32-TFQFN Exposed Pad | Tray | Active | Step-Down | Positive | Adjustable | 1 | 3.4V | Buck | 65V | 0.97V | 65V | 8A | 200kHz ~ 2.2MHz | - | Yes | - | -40°C ~ 125°C (TJ) | Surface Mount | 32-LQFN (6x4) |
|
LTC3649IUFD#PBFIC REG BUCK ADJ 4A 28QFN |
526 |
|
Datasheet |
- | 28-WFQFN Exposed Pad | Tube | Active | Step-Down | Positive | Adjustable | 1 | 3.1V | Buck | 60V | 0V | 55V | 4A | 1MHz | - | Yes | - | -40°C ~ 125°C (TJ) | Surface Mount | 28-QFN (4x5) |
|
LTC3415EUHF#TRPBFIC REG BUCK ADJ 7A 38QFN |
358 |
|
Datasheet |
PolyPhase® | 38-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Step-Down | Positive | Adjustable | 1 | 2.375V | Buck | 5.5V | 0.6V | 5.5V | 7A | 1.5MHz | - | Yes | - | -40°C ~ 85°C (TA) | Surface Mount | 38-QFN (5x7) |
|
LTC7149IUFD#PBFIC REG BUCK ADJ 4A 28QFN |
195 |
|
Datasheet |
- | 28-WFQFN Exposed Pad | Tube | Active | Step-Down | Negative | Adjustable | 1 | 3.4V | Buck | 60V | 0V | -28V | 4A | 1MHz | - | Yes | - | -40°C ~ 125°C (TJ) | Surface Mount | 28-QFN (4x5) |
|
LT8648SHV#PBFIC REG BUCK ADJ 15A 36LQFN |
669 |
|
Datasheet |
Silent Switcher®2 | 36-TFQFN Exposed Pad | Tray | Active | Step-Down | Positive | Adjustable | 1 | 3V | Buck | 42V | 0.6V | 42V | 15A | 200kHz ~ 2.2MHz | - | Yes | - | -40°C ~ 150°C (TJ) | Surface Mount | 36-LQFN (7x4) |
|
LT1074CT7#PBFIC REG BUCK BST ADJ 5.5A TO220-7 |
1,509 |
|
Datasheet |
- | TO-220-7 Formed Leads | Tube | Active | Step-Up, Step-Down, Step-Up/Step-Down | Positive or Negative | Adjustable | 1 | 8V | Buck, Boost, Flyback | 45V | 2.5V | 35V | 5.5A (Switch) | 100kHz | - | No | - | 0°C ~ 70°C (TA) | Through Hole | TO-220-7 |
|
LT3434IFE#PBFIC REG BUCK ADJ 3A 16TSSOP |
525 |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Active | Step-Down | Positive | Adjustable | 1 | 3V | Buck | 60V | 1.25V | 55.2V | 3A (Switch) | 200kHz | - | No | - | -40°C ~ 125°C (TJ) | Surface Mount | 16-TSSOP-EP |
|
LT8646SIV#WPBFIC REG BUCK ADJ 8A 32LQFN |
1,255 |
|
Datasheet |
Silent Switcher®2 | 32-TFQFN Exposed Pad | Tray | Active | Step-Down | Positive | Adjustable | 1 | 3.4V | Buck | 65V | 0.97V | 65V | 8A | 200kHz ~ 2.2MHz | AEC-Q100 | Yes | Automotive | -40°C ~ 125°C (TJ) | Surface Mount | 32-LQFN (6x4) |
|
TPS5430MDDAREPIC REG BUCK ADJ 3A 8SOPWR |
5,955 |
|
Datasheet |
SWIFT™ | 8-PowerSOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Step-Down | Positive | Adjustable | 1 | 5.5V | Buck | 36V | 1.221V | 32.04V | 3A | 500kHz | - | No | - | -55°C ~ 125°C (TJ) | Surface Mount | 8-SO PowerPad |
|
TPS5450MDDAREPIC REG BUCK ADJ 5A 8SOPWR |
4,658 |
|
Datasheet |
SWIFT™ | 8-PowerSOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Step-Down | Positive | Adjustable | 1 | 5.5V | Buck | 36V | 1.221V | 32.04V | 5A | 500kHz | AEC-Q100 | No | Automotive | -55°C ~ 125°C (TJ) | Surface Mount | 8-SO PowerPad |
|
LTC3418EUHF#TRPBFIC REG BUCK ADJ 8A 38QFN |
7,557 |
|
Datasheet |
- | 38-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Step-Down | Positive | Adjustable | 1 | 2.25V | Buck | 5.5V | 0.8V | 5V | 8A | 1MHz | - | Yes | - | -40°C ~ 85°C (TA) | Surface Mount | 38-QFN (5x7) |
|
LTC3418EUHF#PBFIC REG BUCK ADJ 8A 38QFN |
234 |
|
Datasheet |
- | 38-WFQFN Exposed Pad | Tube | Active | Step-Down | Positive | Adjustable | 1 | 2.25V | Buck | 5.5V | 0.8V | 5V | 8A | 1MHz | - | Yes | - | -40°C ~ 85°C (TA) | Surface Mount | 38-QFN (5x7) |
|
MAX8654ETX+IC REG BUCK ADJ 8A 36TQFN |
450 |
|
Datasheet |
- | 36-WFQFN Exposed Pad | Tube | Active | Step-Down | Positive | Adjustable | 1 | 4.5V | Buck | 14V | 0.6V | 11.9V | 8A | 250kHz ~ 1.2MHz | - | No | - | -40°C ~ 85°C (TA) | Surface Mount | 36-TQFN (6x6) |
|
LT1170CQ#PBFIC REG BUCK BOOST ADJ 5A DDPAK-5 |
234 |
|
Datasheet |
- | TO-263-6, D2PAK (5 Leads + Tab), TO-263BA | Tube | Active | Step-Up, Step-Down, Step-Up/Step-Down | Positive or Negative | Adjustable | 1 | 3V | Buck, Boost, Cuk, Flyback, Forward Converter | 40V | 1.244V | 65V (Switch) | 5A (Switch) | 100kHz | - | No | - | 0°C ~ 100°C (TJ) | Surface Mount | DDPAK-5 |
|
PI3303-00-LGIZIC REG BUCK ADJ/6.5V 8A 123LGA |
620 |
|
Datasheet |
- | 123-BLGA Module | Tray | Active | Step-Down | Positive | Adjustable (Fixed) | 1 | 8V | Buck | 36V | 6.5V (12V) | 13V | 8A | 1.4MHz | - | Yes | - | -40°C ~ 125°C (TJ) | Surface Mount | 123-LGA (14x10) |
|
LT3999MPMSE#PBFIC REG PUSH-PULL ADJ 1A 10MSOP |
1,657 |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad | Tube | Active | Step-Up/Step-Down | Positive, Isolation Capable | Adjustable | 1 | 2.7V | Push-Pull | 36V | - | - | 1A | 50kHz ~ 1MHz | - | No | - | -55°C ~ 150°C (TJ) | Surface Mount | 10-MSOP-EP |
|
LT1074HVCT7#PBFIC REG BUCK BST ADJ 5.5A TO220-7 |
592 |
|
Datasheet |
- | TO-220-7 Formed Leads | Tube | Active | Step-Up, Step-Down, Step-Up/Step-Down | Positive or Negative | Adjustable | 1 | 8V | Buck, Boost, Flyback | 64V | 2.5V | 35V | 5.5A (Switch) | 100kHz | - | No | - | 0°C ~ 70°C (TA) | Through Hole | TO-220-7 |
|
MAX1709ESE+IC REG BOOST ADJ 7.5A 16SOIC |
107 |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Active | Step-Up | Positive | Adjustable (Programmable) | 1 | 0.7V | Boost | 5V | 2.5V (3.3V, 5V) | 5.5V | 7.5A (Switch) | 350kHz ~ 1MHz | - | No | - | -40°C ~ 85°C (TA) | Surface Mount | 16-SOIC |
|
LTC3119EUFD#TRPBFIC REG BUCK BOOST ADJ 5A 28QFN |
6,812 |
|
Datasheet |
- | 28-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Step-Up/Step-Down | Positive | Adjustable | 1 | 2.5V | Buck-Boost | 18V | 0.8V | 18V | 5A | 400kHz ~ 2MHz | - | Yes | - | -40°C ~ 125°C (TA) | Surface Mount | 28-QFN (4x5) |
|
LTC3119EUFD#PBFIC REG BUCK BOOST ADJ 5A 28QFN |
696 |
|
Datasheet |
- | 28-WFQFN Exposed Pad | Tube | Active | Step-Up/Step-Down | Positive | Adjustable | 1 | 2.5V | Buck-Boost | 18V | 0.8V | 18V | 5A | 400kHz ~ 2MHz | - | Yes | - | -40°C ~ 125°C (TA) | Surface Mount | 28-QFN (4x5) |
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.