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
ISL91107IIAZ-T7A

ISL91107IIAZ-T7A

IC REG BUCK BOOST ADJ 2A 15WLCSP

Renesas Electronics Corporation

104
ISL91107IIAZ-T7A

Datasheet

- 15-UFBGA, WLCSP Tape & Reel (TR) Active Step-Up/Step-Down Positive Adjustable 1 1.8V Buck-Boost 5.5V 1V 5.2V 2A 2.5MHz - Yes - - Surface Mount 15-WLCSP (1.51x2.15)
AP64501SP-13

AP64501SP-13

IC REG BUCK ADJ 5A 8SO

Diodes Incorporated

44,818
AP64501SP-13

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 40V 0.8V 40V 5A 570kHz - Yes - - Surface Mount 8-SO-EP
AP64500SP-13

AP64500SP-13

IC REG BUCK ADJ 5A 8SO

Diodes Incorporated

30,934
AP64500SP-13

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.8V Buck 40V 0.8V 40V 5A 100kHz ~ 2.2MHz - Yes - - Surface Mount 8-SO-EP
LM25011MY/NOPB

LM25011MY/NOPB

IC REG BUCK ADJ 2A 10HVSSOP

Texas Instruments

4,845
LM25011MY/NOPB

Datasheet

- 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 6V Buck 42V 2.51V 40V 2A Up to 2MHz - No - -40°C ~ 125°C (TJ) Surface Mount 10-HVSSOP
LT1054CDWR

LT1054CDWR

IC REG CHRG PUMP ADJ/3.5V 16SOIC

Texas Instruments

3,793
LT1054CDWR

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Active Ratiometric, Step-Up Positive or Negative Adjustable (Fixed) 1 3.5V Charge Pump 15V 3.5V (-Vin, 2Vin) 26.4V 100mA 25kHz - No - 0°C ~ 70°C (TA) Surface Mount 16-SOIC
TPS61175PWPR

TPS61175PWPR

IC REG BST FLYBACK ADJ 14HTSSOP

Texas Instruments

10,840
TPS61175PWPR

Datasheet

- 14-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Up, Step-Up/Step-Down Positive Adjustable 1 2.9V Boost, Flyback, SEPIC 18V 2.9V 38V 3A (Switch) 200kHz ~ 2.2MHz - No - -40°C ~ 85°C (TA) Surface Mount 14-HTSSOP
LM22671MRX-ADJ/NOPB

LM22671MRX-ADJ/NOPB

IC REG BUCK ADJ 500MA 8SOPWR

Texas Instruments

9,735
LM22671MRX-ADJ/NOPB

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 42V 1.285V 37V 500mA 500kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
LM5007MMX/NOPB

LM5007MMX/NOPB

IC REG BUCK ADJ 500MA 8VSSOP

Texas Instruments

4,777
LM5007MMX/NOPB

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 9V Buck 75V 2.5V 73V 500mA - - No - -40°C ~ 125°C (TJ) Surface Mount 8-VSSOP
TPS54494PWPR

TPS54494PWPR

IC REG BCK ADJ 4A/2A DL 16HTSSOP

Texas Instruments

4,429
TPS54494PWPR

Datasheet

D-CAP2™, Eco-Mode™ 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 2 4.5V Buck 18V 0.76V 7V 4A, 2A 700kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 16-HTSSOP
LMR23610ADDAR

LMR23610ADDAR

IC REG BUCK ADJ 1A 8SOPWR

Texas Instruments

3,794
LMR23610ADDAR

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 36V 1V 28V 1A 400kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
TPS61378QWRTERQ1

TPS61378QWRTERQ1

IC REG BOOST ADJ 16WQFN

Texas Instruments

2,923
TPS61378QWRTERQ1

Datasheet

- 16-WFQFN Exposed Pad Tape & Reel (TR) Active Step-Up Positive Adjustable 1 2.3V Boost 14V 3V 18.5V - 200kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TA) Surface Mount 16-WQFN (3x3)
RT2872GSP

RT2872GSP

IC REG BUCK ADJ 3A 8SOP

Richtek USA Inc.

5,430
RT2872GSP

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 36V 0.8V 30V 3A 300kHz ~ 1MHz AEC-Q100 Yes Automotive -40°C ~ 85°C (TA) Surface Mount 8-SOP-EP
LM5009ASD/NOPB

LM5009ASD/NOPB

IC REG BUCK ADJ 150MA 8WSON

Texas Instruments

5,940
LM5009ASD/NOPB

Datasheet

- 8-WDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 6V Buck 95V 2.5V 85V 150mA 50kHz ~ 1.1MHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-WSON (4x4)
LM5009MM/NOPB

LM5009MM/NOPB

IC REG BUCK ADJ 150MA 8VSSOP

Texas Instruments

2,979
LM5009MM/NOPB

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 9.5V Buck 95V 2.5V 85V 150mA - - No - -40°C ~ 125°C (TJ) Surface Mount 8-VSSOP
LM2841XMK-ADJL/NOPB

LM2841XMK-ADJL/NOPB

IC REG BUCK ADJ 300MA TSOT23-6

Texas Instruments

2,948
LM2841XMK-ADJL/NOPB

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 42V 0.765V 34V 300mA 550kHz - No - -40°C ~ 125°C (TJ) Surface Mount TSOT-23-6
TPS5410D

TPS5410D

IC REG BUCK ADJ 1A 8SOIC

Texas Instruments

2,031
TPS5410D

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Step-Down Positive Adjustable 1 5.5V Buck 36V 1.221V 31.32V 1A 500kHz - No - -40°C ~ 125°C (TJ) Surface Mount 8-SOIC
BD90620EFJ-CE2

BD90620EFJ-CE2

IC REG BUCK ADJ 2.5A 8HTSOP-J

Rohm Semiconductor

12,148
BD90620EFJ-CE2

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 5V Buck 36V 0.8V 36V 2.5A 50kHz ~ 500kHz AEC-Q100 No Automotive -40°C ~ 125°C (TA) Surface Mount 8-HTSOP-J
LMR23630AFDDAR

LMR23630AFDDAR

IC REG BUCK ADJ 3A 8SOPWR

Texas Instruments

3,517
LMR23630AFDDAR

Datasheet

SIMPLE SWITCHER® 8-PowerSOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 36V 1V 28V 3A 400kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-SO PowerPad
TS30042-M050QFNR

TS30042-M050QFNR

IC REG BUCK 5V 2A 16QFN

Semtech Corporation

5,139
TS30042-M050QFNR

Datasheet

- 16-VFQFN Exposed Pad Tape & Reel (TR) Not For New Designs Step-Down Positive Fixed 1 4.5V Buck 40V 5V - 2A 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 16-QFN (3x3)
MP4569GQ-Z

MP4569GQ-Z

IC REG BUCK ADJ 300MA 10QFN

Monolithic Power Systems Inc.

4,243
MP4569GQ-Z

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 75V 1V 67.5V 300mA 1MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-QFN (3x3)
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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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