UCC28C58

ACTIVE

Industrial, 30-V, low-power current-mode PWM controller, 16-V/12.5-V UVLO for SiC, 100% duty cycle

Product details

Operating temperature range (°C) -40 to 125 Control mode Current Topology Boost, Buck, Flyback, Forward, SEPIC Rating Catalog
Operating temperature range (°C) -40 to 125 Control mode Current Topology Boost, Buck, Flyback, Forward, SEPIC Rating Catalog
SOIC (D) 8 29.4 mm² 4.9 x 6
  • Undervoltage lockout options to support both Si and SiC MOSFET applications
  • 30-V VDD absolute maximum voltage
  • 1-MHz maximum fixed frequency operation
  • 50-µA startup current, 75-µA maximum
  • Low operating current: 1.3 mA (at f OSC = 52 kHz)
  • Fast 35-ns, cycle-by-cycle overcurrent limiting
  • ±1-A peak driving current
  • Rail-to-rail output
    • 25-ns rise time
    • 20-ns fall time
  • ±1% accurate 2.5-V error amplifier reference
  • Pin-to-pin compatible and drop-in replacement for UCCx8C4x
  • Functional Safety-Capable
  • Undervoltage lockout options to support both Si and SiC MOSFET applications
  • 30-V VDD absolute maximum voltage
  • 1-MHz maximum fixed frequency operation
  • 50-µA startup current, 75-µA maximum
  • Low operating current: 1.3 mA (at f OSC = 52 kHz)
  • Fast 35-ns, cycle-by-cycle overcurrent limiting
  • ±1-A peak driving current
  • Rail-to-rail output
    • 25-ns rise time
    • 20-ns fall time
  • ±1% accurate 2.5-V error amplifier reference
  • Pin-to-pin compatible and drop-in replacement for UCCx8C4x
  • Functional Safety-Capable

The UCCx8C5x family of devices are high-performance current-mode PWM controllers that can drive both Si and SiC MOSFETs in various applications. The UCCx8C5x family is a more efficient and robust version of the UCCx8C4x.

The UCCx8C5x family has new UVLO thresholds that allow for reliable SiC MOSFET operation (UCC28C56-59), in addition to existing UVLO thresholds for continued Si MOSFET support (UCCx8C50-55).

VDD absolute maximum voltage rating is extended from 20 V to 30 V for optimally driving the gate of 20-V gs, 18-V gs, or 15-V gs SiC MOSFETs, while also allowing for the exclusion of an external LDO.

The UCCx8C5x family is offered in 8-pin VSSOP (DGK), and 8-pin SOIC (D) packages.

The UCCx8C5x family of devices are high-performance current-mode PWM controllers that can drive both Si and SiC MOSFETs in various applications. The UCCx8C5x family is a more efficient and robust version of the UCCx8C4x.

The UCCx8C5x family has new UVLO thresholds that allow for reliable SiC MOSFET operation (UCC28C56-59), in addition to existing UVLO thresholds for continued Si MOSFET support (UCCx8C50-55).

VDD absolute maximum voltage rating is extended from 20 V to 30 V for optimally driving the gate of 20-V gs, 18-V gs, or 15-V gs SiC MOSFETs, while also allowing for the exclusion of an external LDO.

The UCCx8C5x family is offered in 8-pin VSSOP (DGK), and 8-pin SOIC (D) packages.

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Drop-in replacement with upgraded functionality to the compared device
UCC28C56H ACTIVE Industrial, 30-V, low-power current-mode PWM controller, 18.8-V/15.5-V UVLO for SiC, 100% duty cycle Equivalent product with higher Vgs.
UCC28C58-Q1 ACTIVE Automotive, 30-V, low-power current-mode PWM controller, 16-V/12.5-V UVLO for SiC, 100% duty cycle Equivalent product with automotive grade.
Pin-for-pin with same functionality to the compared device
UCC28C59 ACTIVE Industrial, 30-V, low-power current-mode PWM controller, 16-V/12.5-V UVLO for SiC, 50% duty cycle Equivalent product with lower duty cycle.

Technical documentation

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Type Title Date
* Data sheet UCCx8C5x Low-Power Current-Mode High-Performance PWM Controller for Si and SiC MOSFETs datasheet (Rev. C) PDF | HTML 23 Mar 2023
User guide Using the UCC28C56EVM-066 (Rev. C) PDF | HTML 07 Dec 2022
Functional safety information UCC28C5x Functional Safety FIT rate, FMD and Pin FMA (Rev. A) PDF | HTML 02 Nov 2022

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

UCC28C56EVM-066 — UCC28C56H-Q1 evaluation module for primary-side controlled (with AUX winding) flyback regulator

The UCC28C56EVM-066 is a highly efficient primary-side controlled (with AUX winding) flyback auxiliary power supply for EV and HEV automotive power trains. The design provides 15.2-VTYP, 40-W output for 800-V battery systems. It will deliver 40 W over the input voltage range from 125 V to 1000 V. (...)

User guide: PDF | HTML
Not available on TI.com
Simulation model

UCC28C58 and UCC28C58-Q1 PSpice Model

SLUM831.ZIP (5 KB) - PSpice Model
Package Pins Download
SOIC (D) 8 View options

Ordering & quality

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