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Voltage Regulators - DC DC Switching Regulators

Manufacturer 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 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Photo Mfr. Part # Availability Price 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
LTC1516CS8#PBF

LTC1516CS8#PBF

IC REG CHARGE PUMP 5V 50MA 8SO

Analog Devices Inc.

4,109
LTC1516CS8#PBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Up Positive Fixed 1 2V Charge Pump 5V 5V - 50mA 600kHz - No - 0°C ~ 70°C (TA) Surface Mount 8-SO
MAX5097BATE+

MAX5097BATE+

IC REG BUCK ADJ/5V 600MA 16TQFN

Analog Devices Inc./Maxim Integrated

169
MAX5097BATE+

Datasheet

- 16-WQFN Exposed Pad Tube Active Step-Down Positive Adjustable (Fixed) 1 5V Buck 40V 1.24V (5V) 11V 600mA 330kHz - No - -40°C ~ 125°C (TJ) Surface Mount 16-TQFN (5x5)
LM2587SX-5.0/NOPB

LM2587SX-5.0/NOPB

IC REG BOOST FLYBACK 5V 5A TO263

Texas Instruments

1,123
LM2587SX-5.0/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive Fixed 1 4V Boost, Flyback, Forward Converter 40V 5V - 5A (Switch) 100kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-5)
LM2587SX-ADJ/NOPB

LM2587SX-ADJ/NOPB

IC REG BST FLYBACK ADJ 5A TO263

Texas Instruments

1,100
LM2587SX-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® TO-263-6, D2PAK (5 Leads + Tab), TO-263BA Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 4V Boost, Flyback, Forward Converter 40V 1.23V 60V 5A (Switch) 100kHz - No - -40°C ~ 125°C (TJ) Surface Mount TO-263 (DDPAK-5)
LT3980EDE#TRPBF

LT3980EDE#TRPBF

IC REG BUCK ADJ 2A 14DFN

Analog Devices Inc.

8,551
LT3980EDE#TRPBF

Datasheet

- 14-WFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.6V Buck 58V 0.79V 57.42V 2A 225kHz ~ 2.25MHz - No - -40°C ~ 125°C (TJ) Surface Mount 14-DFN (4x3)
LT8304ES8E#TRPBF

LT8304ES8E#TRPBF

IC REG FLYBACK ADJ 2A 8SOIC

Analog Devices Inc.

1,121
LT8304ES8E#TRPBF

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Up/Step-Down Positive or Negative, Isolation Capable Adjustable 1 3V Flyback 100V 1V 150V (Switch) 2A (Switch) 11kHz ~ 350kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC-EP
LTC3630IMSE#PBF

LTC3630IMSE#PBF

IC REG BUCK ADJ 500MA 16MSOP

Analog Devices Inc.

558
LTC3630IMSE#PBF

Datasheet

- 16-TFSOP (0.118", 3.00mm Width), 12 Leads, Exposed Pad Tube Active Step-Down Positive or Negative Adjustable (Programmable) 1 4V Buck 65V 0.8V (1.8V, 3.3V, 5V) 65V 500mA - - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-MSOP-EP
MPM54304GMN-0002

MPM54304GMN-0002

IC REG BUCK ADJ QUAD 33LGA

Monolithic Power Systems Inc.

1,407
MPM54304GMN-0002

Datasheet

MPM 33-PowerFLGA Module Tray Active Step-Down Positive Adjustable 4 4V Buck 16V 0.55V 5.4V 3A, 3A, 2A, 2A 500kHz ~ 1.6MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 33-LGA (7x7)
LTC3417AIFE-2#PBF

LTC3417AIFE-2#PBF

IC REG BUCK ADJ 1A/1.5A 20TSSOP

Analog Devices Inc.

444
LTC3417AIFE-2#PBF

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 2 2.25V Buck 5.5V 0.8V 5V 1A, 1.5A 1.5MHz, 600kHz ~ 4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 20-TSSOP-EP
MPM54304GMN-0004

MPM54304GMN-0004

IC REG BUCK ADJ QUAD 33LGA

Monolithic Power Systems Inc.

187
MPM54304GMN-0004

Datasheet

MPM 33-PowerFLGA Module Tray Active Step-Down Positive Adjustable 4 4V Buck 16V 0.55V 5.4V 3A, 3A, 2A, 2A 500kHz ~ 1.6MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 33-LGA (7x7)
LTC3562EUD#PBF

LTC3562EUD#PBF

IC REG BUCK ADJ QUAD 20QFN

Analog Devices Inc.

2,663
LTC3562EUD#PBF

Datasheet

- 20-WFQFN Exposed Pad Tube Active Step-Down Positive Adjustable (Programmable) 4 2.7V Buck 5.5V 0.425V (0.6V) 0.8V (3.78V) 400mA, 600mA 2.25MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 20-QFN (3x3)
LT8616IFE#PBF

LT8616IFE#PBF

IC REG BUCK ADJ DL 28TSSOP

Analog Devices Inc.

1,589
LT8616IFE#PBF

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 2 3.4V Buck 42V 0.79V 41.8V 1.5A, 2.5A 200kHz ~ 3MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 28-TSSOP-EP
LTC3111EMSE#PBF

LTC3111EMSE#PBF

IC REG BUCK BST ADJ 1.5A 16MSOP

Analog Devices Inc.

234
LTC3111EMSE#PBF

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Up/Step-Down Positive Adjustable 1 2.5V Buck-Boost 15V 2.5V 15V 1.5A 800kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-MSOP-EP
LTC3355IUF#PBF

LTC3355IUF#PBF

IC REG BUCK ADJ 1A 20QFN

Analog Devices Inc.

209
LTC3355IUF#PBF

Datasheet

- 20-WFQFN Exposed Pad Tube Active Step-Down Positive Adjustable 1 3V Buck 20V 2.7V 5V 1A 1MHz - No - -40°C ~ 125°C (TJ) Surface Mount 20-QFN (4x4)
LTC3604IMSE#PBF

LTC3604IMSE#PBF

IC REG BUCK ADJ 2.5A 16MSOP

Analog Devices Inc.

1,165
LTC3604IMSE#PBF

Datasheet

- 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 1 3.6V Buck 15V 0.6V 14.52V 2.5A 2MHz ~ 4MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-MSOP-EP
LT8301JS5#WTRMPBF

LT8301JS5#WTRMPBF

IC REG FLYBACK 1.2A TSOT23-5

Analog Devices Inc.

945
LT8301JS5#WTRMPBF

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Up/Step-Down Positive or Negative, Isolation Capable - 1 2.7V Flyback 42V - 65V (Switch) 1.2A (Switch) Down to 10kHz AEC-Q100 No Automotive -40°C ~ 150°C (TJ) Surface Mount TSOT-23-5
LT8303HS5#TRMPBF

LT8303HS5#TRMPBF

IC REG FLYBCK ADJ 450MA TSOT23-5

Analog Devices Inc.

3,127
LT8303HS5#TRMPBF

Datasheet

- SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Active Step-Up/Step-Down Positive, Isolation Capable Adjustable 1 5.5V Flyback 100V - - 450mA 7kHz ~ 350kHz - No - -40°C ~ 150°C (TJ) Surface Mount TSOT-23-5
MAX735ESA+

MAX735ESA+

IC REG BUCK BST -5V 275MA 8SOIC

Analog Devices Inc./Maxim Integrated

166
MAX735ESA+

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Up/Step-Down Negative Fixed 1 4V Buck-Boost 6.2V -5V - 275mA 160kHz - No - -40°C ~ 85°C (TA) Surface Mount 8-SOIC
LTC3417AEFE#PBF

LTC3417AEFE#PBF

IC REG BUCK ADJ 1A/1.5A 20TSSOP

Analog Devices Inc.

151
LTC3417AEFE#PBF

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Step-Down Positive Adjustable 2 2.25V Buck 5.5V 0.8V 5V 1A, 1.5A 1.5MHz, 600kHz ~ 4MHz - Yes - -40°C ~ 85°C (TA) Surface Mount 20-TSSOP-EP
LTC3569IUDC#PBF

LTC3569IUDC#PBF

IC REG BUCK ADJ TRPL 20QFN

Analog Devices Inc.

4,927
LTC3569IUDC#PBF

Datasheet

- 20-WFQFN Exposed Pad Tube Active Step-Down Positive Adjustable 3 2.5V Buck 5.5V 0.425V 5.5V 600mA, 1.2A 2.25MHz, 1MHz ~ 3MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 20-QFN (3x4)
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Voltage Regulators - DC-DC Switching Regulators Overview

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.

Key Advantages

High Efficiency: By minimizing energy loss, DC-DC switching regulators extend battery life in mobile devices and reduce overall power consumption in embedded systems.
Flexibility: Available in buck (step-down), boost (step-up), buck-boost, and inverting topologies, they provide engineers with versatile solutions for a wide range of voltage conversion needs.
Compact Size: With the integration of control circuitry and optimized packaging, regulators are now available in ultra-small footprints such as QFN and TSSOP, enabling compact PCB designs.
Thermal Performance: Efficient energy transfer reduces heat generation, which is critical in high-density boards and automotive ECUs.

Typical Applications

Consumer Electronics: Smartphones, tablets, wearables, and gaming devices rely on DC-DC converters for stable operation of processors, memory, and RF modules.
Industrial Equipment: Used in factory automation, robotics, and sensor networks where stable power is critical.
Automotive Systems: Powertrain control modules, infotainment units, and ADAS (Advanced Driver Assistance Systems) require efficient DC-DC conversion to meet stringent performance and reliability standards.
Telecommunication & Networking: Routers, base stations, and IoT gateways integrate switching regulators to ensure consistent power delivery under variable loads.

Features to Consider

When selecting a DC-DC switching regulator, engineers should evaluate:
Input voltage range and output voltage accuracy
Maximum output current capability
Efficiency curves under various load conditions
Switching frequency and EMI performance
Package type and thermal dissipation
Compliance with RoHS/REACH and automotive AEC-Q100 standards

Inventory and Availability

At OEMSTOCK.COM, we maintain a broad selection of Voltage Regulators – DC-DC Switching Regulators from leading manufacturers such as Texas Instruments, Analog Devices, Nuvoton, and Nisshinbo Micro Devices. Products are available in multiple packages and stocked in significant quantities to support both prototype development and large-scale production. Our global sourcing network ensures competitive pricing and reliable lead times, while our RFQ system allows engineers and procurement teams to request customized quotations instantly.
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