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
NCP1586DR2GH

NCP1586DR2GH

SWITCHING CONTROLLER, VOLTAGE-MO

onsemi

2,069 -
RFQ
NCP1586DR2GH

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Bulk Active 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
KA7553A

KA7553A

SWITCHING CONTROLLER, CURRENT-MO

Fairchild Semiconductor

12,000 -
RFQ
KA7553A

Datasheet

- 8-DIP (0.300", 7.62mm) Bulk Active Transistor Driver - Positive - 1 1 8.7V ~ 30V - 46% Yes No - - -25°C ~ 85°C (TA) - - Through Hole 8-DIP
NCV3030BDR2G

NCV3030BDR2G

NCV3030 - SYNCHRONOUS PWM CONTRO

onsemi

42,500 -
RFQ
NCV3030BDR2G

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4.7V ~ 28V 2.4MHz 80% Yes No - - -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 8-SOIC
NCP81273MNTXG

NCP81273MNTXG

NCP81273 - 2-PHASE SYNCHRONOUS B

onsemi

8,000 -
RFQ
NCP81273MNTXG

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
UC2845AD

UC2845AD

UC2845A CURRENT MODE PWM CONTROL

Unitrode

2,282 -
RFQ
UC2845AD

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Bulk Active - - - - - - - - - - - - - -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
UC2842AD

UC2842AD

UC2842A CURRENT MODE PWM CONTROL

Unitrode

1,796 -
RFQ
UC2842AD

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Bulk Active - - - - - - - - - - - - - -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
UC2844DR

UC2844DR

UC2844 CURRENT-MODE PWM CONTROLL

Texas Instruments

15,000 -
RFQ
UC2844DR

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 12V ~ 28V Up to 500kHz 48% No No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
UC3845D

UC3845D

UC3845 CURRENT MODE PWM CONTROLL

Texas Instruments

5,173 -
RFQ
UC3845D

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
UC3843D

UC3843D

UC3843 CURRENT-MODE PWM CONTROLL

Unitrode

4,056 -
RFQ
UC3843D

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
UC3842D

UC3842D

UC3842 CURRENT-MODE PWM CONTROLL

Unitrode

2,300 -
RFQ
UC3842D

Datasheet

- 14-SOIC (0.209", 5.30mm Width) Bulk Active - - - - - - - - - - - - - 0°C ~ 70°C (TA) - - Surface Mount 14-SOP
NCP81307MNTXG

NCP81307MNTXG

IC VOLT REG PWM Step-Down Buck 1

Flip Electronics

2,482 -
RFQ

-

- - Tape & Reel (TR) Active - - - - - - - - - - - - - - - - - -
UC2843AQDR

UC2843AQDR

UC2843AQ - AUTOMOTIVE CATALOG CU

Texas Instruments

2,112 -
RFQ
UC2843AQDR

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
ADP3199JCPZ-RL

ADP3199JCPZ-RL

ADP3199 - SWITCHING CONTROLLER,

Analog Devices Inc.

14,968 -
RFQ
ADP3199JCPZ-RL

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
ADP3199AJCPZ-RL

ADP3199AJCPZ-RL

ADP3199 - SWITCHING CONTROLLER,

Analog Devices Inc.

10,475 -
RFQ
ADP3199AJCPZ-RL

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
LM3475MF/NOPB

LM3475MF/NOPB

LM3475 HYSTERETIC PFET BUCK CONT

National Semiconductor

56,011 -
RFQ
LM3475MF/NOPB

Datasheet

- SC-74A, SOT-753 Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.7V ~ 10V - 100% No No - Enable -40°C ~ 125°C (TJ) - - Surface Mount SOT-23-5
TC33063AVOATR

TC33063AVOATR

DC/DC CONVERTER CONTROL CIRCUIT

Microchip Technology

40,010 -
RFQ

-

* - Bulk Active - - - - - - - - - - - - - - - - - -
TC33063AVOA

TC33063AVOA

DC/DC CONVERTER CONTROL CIRCUIT

Microchip Technology

2,043 -
RFQ

-

* - Bulk Active - - - - - - - - - - - - - - - - - -
R1223N202H-TR-FE

R1223N202H-TR-FE

R1223N - 13.2V Input PWM/VFM Ste

Ricoh

6,000 -
RFQ
R1223N202H-TR-FE

Datasheet

- SC-74A, SOT-753 Bulk Obsolete PWM Step-Down Positive Buck 1 1 2.3V ~ 13.2V 500kHz - No No - Enable -40°C ~ 85°C - - Surface Mount SOT-23-5
UPC494C-A

UPC494C-A

UPC494C - DUAL OPERATIONAL AMPLI

Renesas

17,522 -
RFQ

-

- 16-DIP (0.300", 7.62mm) Bulk Obsolete Transistor Driver Step-Down Positive Buck 1 1 7V ~ 40V 1kHz ~ 300kHz 49% No Yes - Dead Time Control, Frequency Control -20°C ~ 85°C (TA) - - Through Hole 16-DIP
UCC2813DTR-1

UCC2813DTR-1

UCC2813 - LOW POWER ECONOMY BICM

Unitrode

2,500 -
RFQ
UCC2813DTR-1

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 7.4V ~ 12V - 49% No No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
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