DC DC Switching Controllers

Manufacturer 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

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DC DC Switching Controllers

DC-DC switching controllers are power management ICs used to control external power switches for efficient voltage conversion. They support buck, boost, buck-boost, flyback, and other switching topologies, and are commonly used in power supplies, industrial equipment, automotive electronics, communication systems, servers, battery-powered devices, and embedded applications.

TomatoElec is an independent electronic components distributor supplying DC-DC switching controller ICs from mainstream manufacturers such as Texas Instruments, Analog Devices, STMicroelectronics, onsemi, Infineon, Microchip, Renesas, NXP, Diodes Incorporated, and Monolithic Power Systems. Customers can check inventory, price, package, specifications, parameters and PDF datasheets in the product list below, and submit a BOM or RFQ for DC-DC switching controller sourcing support.

Photo Mfr. Part # Availability Price 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
NCP1337PG

NCP1337PG

PWM CONTROLLER

onsemi

0 -
RFQ
NCP1337PG

Datasheet

* - Bulk Obsolete - - - - - - - - - - - - - - - - - -
UC3843BVDG

UC3843BVDG

IC REG CTRLR FLYBACK 14SOIC

onsemi

0 -
RFQ
UC3843BVDG

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 7.6V ~ 30V Up to 500kHz 96% No No - Frequency Control -40°C ~ 105°C (TA) - - Surface Mount 14-SOIC
UC3843B

UC3843B

SOP-8 AC-DC CONTROLLERS & REGULA

UMW

2,900 -
RFQ
UC3843B

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active PWM - - Boost, Flyback - - 7.6V ~ 30V Up to 500kHz 50% - - - Frequency Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 8-SOP
NCP1586DR2G

NCP1586DR2G

IC REG CTRLR BUCK 8SOIC

onsemi

0 -
RFQ
NCP1586DR2G

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 13.2V 275kHz 75% Yes No - Enable, Phase Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
SUR1640CT

SUR1640CT

REC T0220 SPECIAL ULTFST

onsemi

17,387 -
RFQ

-

* - Bulk Active - - - - - - - - - - - - - - - - - -
ADM1052JR-REEL

ADM1052JR-REEL

IC REG BDGAP PREC DUAL 8SOIC

Analog Devices Inc.

12,500 -
RFQ
ADM1052JR-REEL

Datasheet

- - Bulk Obsolete - - - - - - - - - - - - - - - - - -
ADP32110091MNR2G

ADP32110091MNR2G

SWITCHING CONTROLLER

onsemi

42,093 -
RFQ
ADP32110091MNR2G

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
UC3842BD1

UC3842BD1

IC REG CTRLR BST FLYBK ISO 8SOIC

onsemi

0 -
RFQ
UC3842BD1

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 10V ~ 30V Up to 500kHz 96% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
UC3845BD1

UC3845BD1

IC REG CTRLR BOOST/FLYBACK 8SOIC

onsemi

0 -
RFQ
UC3845BD1

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 7.6V ~ 30V Up to 500kHz 48% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
LV5050V-A-TLM-E

LV5050V-A-TLM-E

BI-CMOS DC/DC CONVERTER CONTROLL

Sanyo

2,000 -
RFQ

-

* - Bulk Active - - - - - - - - - - - - - - - - - -
UC3842ADWG4

UC3842ADWG4

IC REG CTRLR PWM CM 16SOIC

Unitrode

1,120 -
RFQ
UC3842ADWG4

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 10V ~ 30V Up to 500kHz 96% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
NCP5230MNTWG

NCP5230MNTWG

IC REG CTRLR BUCK 16QFN

onsemi

0 -
RFQ
NCP5230MNTWG

Datasheet

- 16-VFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 13.2V 100kHz ~ 1MHz 95% Yes Yes - Enable, Power Good 0°C ~ 85°C (TA) - - Surface Mount 16-QFN (3x3)
LA7995M-TLM-E-SY

LA7995M-TLM-E-SY

CHARGE PUMP BASED DC-DC CONVERTE

Sanyo

8,000 -
RFQ

-

* - Bulk Active - - - - - - - - - - - - - - - - - -
LA7995M-TLM-E

LA7995M-TLM-E

CHARGE PUMP BASED DC-DC CONVERTE

onsemi

3,000 -
RFQ

-

* - Bulk Active - - - - - - - - - - - - - - - - - -
TL494CDR2

TL494CDR2

IC REG CTRLR BCK/PSH-PULL 16SOIC

onsemi

0 -
RFQ
TL494CDR2

Datasheet

SWITCHMODE™ 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Push-Pull 2 1 7V ~ 40V 200kHz 48% Yes No - Dead Time Control, Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
TL5001CPSR/1

TL5001CPSR/1

IC REG CTRLR BCK/BOOST/FLYBK 8SO

Texas Instruments

0 -
RFQ
TL5001CPSR/1

Datasheet

- 8-SOIC (0.209", 5.30mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback 1 1 3.6V ~ 40V 20kHz ~ 500kHz 100% No No - Dead Time Control, Frequency Control -20°C ~ 85°C (TA) - - Surface Mount 8-SO
SG5701TZ

SG5701TZ

75KHZ BICMOS, PDSO6

Fairchild Semiconductor

222,000 -
RFQ
SG5701TZ

Datasheet

- SOT-23-6 Bulk Active Transistor Driver Step-Up, Step-Down Positive Flyback 1 1 22V 70kHz 75% No Yes - Current Limit, Frequency Control -40°C ~ 105°C - - Surface Mount SOT-23-6
SG5701TZ-ON

SG5701TZ-ON

75KHZ BICMOS, PDSO6

onsemi

165,000 -
RFQ
SG5701TZ-ON

Datasheet

- SOT-23-6 Bulk Active Transistor Driver Step-Up, Step-Down Positive Flyback 1 1 22V 70kHz 75% No Yes - Current Limit, Frequency Control -40°C ~ 105°C - - Surface Mount SOT-23-6
NCV3030ADR2G

NCV3030ADR2G

IC REG CTRLR BUCK 8SOIC

onsemi

0 -
RFQ
NCV3030ADR2G

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.7V ~ 28V 1.2MHz 84% Yes No - - -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 8-SOIC
UC3842AD

UC3842AD

SWITCHING CONTROLLER

Fairchild Semiconductor

5,582 -
RFQ
UC3842AD

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Obsolete - - - - - - - - - - - - - 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
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