Texas Instruments UCC28C56LDR DC DC Switching Controllers

Name: UCC28C56LDR
Brand: Texas Instruments
SKU: UCC28C56LDR

Industrial, 30-V, low-power current-mode PWM controller, 18.8-V/14.5-V UVLO for SiC, 100% duty cycle

7,470 ActiveTexas Instruments8-SOIC (0.154, 3.90mm Width)RoHS

Same model may have multiple batches, images only for reference.

UCC28C56LDR

Manufacturer

Texas Instruments

Part Number (MPN)

UCC28C56LDR

Technical Specifications

Texas Instruments UCC28C56LDR DC DC Switching Controllers technical specifications.

General

Package / Case

8-SOIC

Operating Temperature

-40°C ~ 125°C (TJ)

Supply Voltage

30V

Functions

Step-Up, Step-Down, Step-Up/Step-Down

Topology

Buck, Boost, Flyback, Forward Converter, SEPIC

Output Type

Transistor Driver

Numberof Outputs

Control Features

Current Limit, Dead Time Control, Enable, Frequency Control, Soft Start

Switching Frequency

1MHz

Clock Sync

Yes

Alternate Parts Comparison (UCC28C56LDR vs UCC38C41DRG4 vs UCC28C53QDRQ1 vs UCC28C57HQDRQ1)

Side-by-side technical parameter comparison of related primary models in this product family.

	This Part	Alternate Parts	Alternate Parts	Alternate Parts
	Texas InstrumentsUCC28C56LDR	Texas InstrumentsUCC38C41DRG4	Texas InstrumentsUCC28C53QDRQ1	Texas InstrumentsUCC28C57HQDRQ1
Package / Case	8-SOIC	8-SOIC	8-SOIC	8-SOIC
Operating Temperature	-40°C ~ 125°C (TJ)	0°C ~ 70°C (TJ)	-40°C ~ 150°C (TJ)	-40°C ~ 150°C (TJ)
Supply Voltage	30V	6.6V ~ 18V	28V	28V
Switching Frequency	1MHz	Up to 1MHz	1MHz	1MHz
Clock Sync	Yes	No	Yes	Yes
Control Features	Current Limit, Dead Time Control, Enable, Frequency Control, Soft Start	Frequency Control	Current Limit, Dead Time Control, Enable, Frequency Control, Soft Start	Current Limit, Dead Time Control, Enable, Frequency Control, Soft Start
Duty Cycle Max	100%	48%	100%	100%
Functions	Step-Up, Step-Down, Step-Up/Step-Down	Step-Up, Step-Up/Step-Down	Step-Up, Step-Down, Step-Up/Step-Down	Step-Up, Step-Down, Step-Up/Step-Down
Numberof Outputs	1	1	1	1
Output Configuration	Positive	Positive	Positive	Positive
Output Phases	1	1	1	1
Output Type	Transistor Driver	Transistor Driver	Transistor Driver	Transistor Driver
Action	RFQ	RFQ	RFQ	RFQ

More Parts in DC DC Switching Controllers

Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.

UCC38C41DRG4 Texas Instruments

Commercial, 20-V, low-power current-mode PWM controller, 7-V/6.6-V UVLO, 50% duty cycle

UCC28C43DRG4 Texas Instruments

Industrial, 20-V, low-power current-mode PWM controller, 8.4-V/7.6-V UVLO, 100% duty cycle

UCC28C53QDRQ1 Texas Instruments

Automotive, 30-V, low-power current-mode PWM controller, 8.4-V/7.6-V UVLO, 100% duty cycle

UCC28C53DR Texas Instruments

Industrial, 30-V, low-power current-mode PWM controller, 8.4-V/7.6-V UVLO, 100% duty cycle

UCC28C57HQDRQ1 Texas Instruments

Automotive, 30-V, low-power current-mode PWM controller, 18.8-V/15.5-V UVLO for SiC, 50% duty cycle

UCC38C55DR Texas Instruments

Commercial, 30-V, low-power current-mode PWM controller, 8.4-V/7.6-V UVLO, 50% duty cycle

UCC38C54DR Texas Instruments

Commercial, 30-V, low-power current-mode PWM controller, 14.5-V/9-V UVLO, 50% duty cycle

UCC38C51DR Texas Instruments

Commercial, 30-V, low-power current-mode PWM controller, 7-V/6.6-V UVLO, 50% duty cycle

UCC28C56LQDRQ1 Texas Instruments

Automotive, 30-V, low-power current-mode PWM controller, 18.8-V/14.5-V UVLO for SiC, 100% duty cycle

UCC28C56HQDRQ1 Texas Instruments

Automotive, 30-V, low-power current-mode PWM controller, 18.8-V/15.5-V UVLO for SiC, 100% duty cycle

UCC28C52QDRQ1 Texas Instruments

Automotive, 30-V, low-power current-mode PWM controller, 14.5-V/9-V UVLO, 100% duty cycle

UCC38C42DRG4 Texas Instruments

Commercial, 20-V, low-power current-mode PWM controller, 14.5-V/9-V UVLO, 100% duty cycle