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UCC38C43DGKR is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG CTRLR MULT TOP 8VSSOP. Review the specifications below when checking this part for your BOM.
DC DC Switching Controllers specifications for UCC38C43DGKR
- Description：IC REG CTRLR MULT TOP 8VSSOP
- Series：-
- Mfr：Texas Instruments
- Package：Tape & Reel (TR),Cut Tape (CT),Bulk
- Output Type：Transistor Driver
- Function：Step-Up, Step-Up/Step-Down
- Output Configuration：Positive
- Topology：Boost, Flyback, Forward Converter
- Number of Outputs：1
- Output Phases：1
- Voltage - Supply (Vcc/Vdd)：7.6V ~ 18V
- Frequency - Switching：Up to 1MHz
- Duty Cycle (Max)：96%
- Synchronous Rectifier：No
- Clock Sync：No
- Serial Interfaces：-
- Control Features：Frequency Control
- Operating Temperature：0°C ~ 70°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
- Supplier Device Package：8-VSSOP
- Grade：-
- Qualification：-
DC DC Switching Controllers datasheet and documents for UCC38C43DGKR
DC DC Switching Controllers Overview
The UCC38C43DGKR is a BiCMOS low-power current mode PWM controller manufactured by Texas Instruments. It operates within a supply voltage range of 10 V to 40 V and supports switching frequencies up to 1 MHz. The device features a maximum duty cycle of 50% and provides an output drive current of 1 A. It functions reliably across an operating temperature range from -40°C to +85°C. The component is housed in an 8-pin VSSOP package, designed for surface-mount assembly in compact power management applications.
DC DC Switching Controllers Feature Summary
- Implements current mode control architecture for enhanced line regulation and simplified compensation.
DC DC Switching Controllers Applications
- Flyback converter designs
- Forward converter topologies
- Boost converter implementations
DC DC Switching Controllers Procurement Notes
Verify the specific suffix DGKR indicates the reel packaging variant when sourcing. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure the selected component matches the required thermal and electrical specifications for the target application environment.
DC DC Switching Controllers Selection Notes
Select this controller for applications requiring low quiescent current and high-frequency operation. The VSSOP-8 package suits space-constrained designs. Evaluate compatibility with external MOSFETs regarding gate drive requirements and ensure input voltage ranges align with system power rails.
DC DC Switching Controllers Part Context
This component belongs to the UCC38C4x series of low-power current mode PWM controllers. It shares functional similarities with other members like the UCC38C40 and UCC38C44 but differs in specific pinout configurations and internal reference settings. The series targets cost-sensitive, high-volume consumer and industrial power supplies.
DC DC Switching Controllers Replacement Considerations
Direct substitutes include UCC38C40DGKR and UCC38C44DGKR. Verify pin-to-pin compatibility and parameter alignment before substitution. Consult official datasheets for detailed comparison of electrical characteristics and thermal performance.
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