Texas Instruments UCC38C51DR DC DC Switching Controllers

Name: UCC38C51DR
Brand: Texas Instruments
SKU: UCC38C51DR

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

7,485 ActiveTexas Instruments8-SOIC (0.154, 3.90mm Width)RoHS

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

UCC38C51DR

Manufacturer

Texas Instruments

Part Number (MPN)

UCC38C51DR

Technical Specifications

Texas Instruments UCC38C51DR DC DC Switching Controllers technical specifications.

General

Package / Case

8-SOIC

Operating Temperature

0°C ~ 85°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 (UCC38C51DR 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 InstrumentsUCC38C51DR	Texas InstrumentsUCC38C41DRG4	Texas InstrumentsUCC28C53QDRQ1	Texas InstrumentsUCC28C57HQDRQ1
Package / Case	8-SOIC	8-SOIC	8-SOIC	8-SOIC
Operating Temperature	0°C ~ 85°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	50%	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

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