UCC3813D-4 The Texas Instruments UCC3813D-4 is an AC/DC converter designed for offline and DC-to-DC switching power supplies. It operates at a frequency of 1MHz with a maximum duty cycle of 49%.
Mfr Part #:

UCC3813D-4

Available from 1 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments UCC3813D-4 is an AC/DC converter designed for offline and DC-to-DC switching power supplies. It operates at a frequency of 1MHz with a maximum duty cycle of 49%.
✓ Total Stock: 5,008 pcs
$ Price Range: $1.31

UCC3813D-4 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
5,008 pcs
5008 pcs On Request 1 On Request On Request 00+ On Request On Request

UCC3813D-4 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Control Features
Duty Cycle
Features
Frequency
Internal Switch(s)
Mounting Type
Operating Temperature
Output Isolation
Supplier Device Package
Supplier Package
Topology
Voltage

UCC3813D-4 Description

Short technical summary and product information.

The UCC3813D-4 from Texas Instruments is a high-speed, low-power integrated circuit designed for fixed-frequency current-mode switching power supplies. It offers a versatile solution for both off-line and DC-to-DC applications, requiring minimal external components.

 

Key electrical specifications include an operating voltage range of 8.3V to 12V and a maximum operating frequency of 1MHz. The device features a maximum duty cycle of 49% and includes internal features such as soft start, fault soft start, and leading-edge blanking for enhanced performance and protection.

 

This component is housed in a compact 8-SOIC package, suitable for surface mounting. Its operating temperature range is -55°C to 150°C (TJ), making it robust for various environmental conditions. The UCC3813D-4 is designed to provide efficient power conversion with features like a 1A totem-pole output and a typical response time of 70ns from current-sense to gate-drive output.

UCC3813D-4 Quick Information

Product Type: AC/DC Converters, Offline Switches
Series: UCC3813
Canonical Name: UCC3813D-4 Current Mode PWM Controller
Subcategory: Power Management ICs

UCC3813D-4 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

UCC3813D-4 Estimated Pricing

Qty Low High
1+ $1.31 $1.31

Estimated market price range - modelled values for guidance only, not live distributor offers.

UCC3813D-4 Features

  • Low power BICMOS current mode PWM controller.
  • Operates at 1MHz switching frequency.
  • Supports multiple power supply topologies.
  • Internal soft start and fault protection.
  • Surface mount 8-SOIC package.

UCC3813D-4 Applications

  • Ideal for offline power supplies.
  • Suitable for DC-to-DC converters.
  • Used in low-power applications.
  • Enables efficient power management.

UCC3813D-4 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the UCC3813D-4?

The operating voltage range is 8.3V to 12V.

What is the switching frequency of the UCC3813D-4?

The switching frequency is 1MHz.

What is the maximum duty cycle of the UCC3813D-4?

The maximum duty cycle is 49%.

What package is the UCC3813D-4 available in?

The UCC3813D-4 is available in an 8-SOIC surface mount package (0.154", 3.90mm width).

What is the operating temperature range of the UCC3813D-4?

The operating junction temperature range is -55°C to 150°C.

What topologies does the UCC3813D-4 support?

It supports boost, buck, flyback, and forward topologies.

What is the output drive capability of the UCC3813D-4?

The device provides a 1A totem-pole gate drive output.

Home
Account

Categories