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UCC3804N The Texas Instruments UCC3804N is a low-power, BiCMOS current-mode PWM controller designed for AC/DC switching power supplies. It operates with voltages between 8.3V and 12V and supports frequencies up to 1MHz.
Mfr Part #:

UCC3804N

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments UCC3804N is a low-power, BiCMOS current-mode PWM controller designed for AC/DC switching power supplies. It operates with voltages between 8.3V and 12V and supports frequencies up to 1MHz.
✓ Total Stock: 5,770 pcs
$ Price Range: $2.21

UCC3804N Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Components Technology Group, Inc. ✓
Non-Authorised Inventory information
5,750 pcs
On Request
5750 pcs On Request 1 On Request On Request On Request On Request On Request
Speed Components Ltd ✓
Non-Authorised Inventory information
20 pcs
On Request
20 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

UCC3804N Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Control Features
Duty Cycle
Fault Protection
Features
Frequency
Internal Switch(s)
Mounting Type
Operating Temperature
SVHC Present
Supplier Device Package
Topology
Voltage
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UCC3804N Description

Short technical summary and product information.

The Texas Instruments UCC3804N is a high-speed, low-power BiCMOS current-mode PWM controller. It integrates essential control and drive components for off-line and DC-to-DC switching mode power supplies, minimizing external part count.

 

This controller features an operating voltage range of 8.3V to 12V and can operate at switching frequencies up to 1MHz. It supports multiple topologies including Boost, Buck, Flyback, and Forward configurations. Key control features include adjustable switching frequency and frequency control, along with current limiting for fault protection.

 

The UCC3804N is available in an 8-pin PDIP package and is designed for through-hole mounting. It operates within a temperature range of -40°C to 85°C. The device offers a maximum duty cycle of 49% and includes internal features such as soft start and leading-edge blanking for improved performance and reliability.

UCC3804N Quick Information

Product Type: AC/DC Switching Regulator
Canonical Name: UCC3804N Current Mode PWM Controller
Subcategory: AC/DC Switching Regulators

UCC3804N Compliance

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

UCC3804N Estimated Pricing

Qty Low High
1+ $2.21 $2.21

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

UCC3804N Features

  • Current mode PWM controller for power supplies.
  • Supports Boost, Buck, Flyback, Forward topologies.
  • Operates up to 1MHz switching frequency.
  • Wide operating voltage from 8.3V to 12V.
  • Available in 8-PDIP through-hole package.

UCC3804N Applications

  • Ideal for offline switching power supplies.
  • Suitable for DC-to-DC converters.
  • Used in power management circuits.
  • Applications requiring current mode control.

UCC3804N FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the UCC3804N?

The UCC3804N operates within a voltage range of 8.3V to 12V.

What is the maximum switching frequency of the UCC3804N?

The UCC3804N supports switching frequencies up to 1MHz.

What is the maximum duty cycle for the UCC3804N?

The maximum duty cycle for the UCC3804N is 49%.

What package type is the UCC3804N available in?

The UCC3804N is available in an 8-PDIP package.

What are the operating temperature limits for the UCC3804N?

The UCC3804N operates between -40°C and 85°C.

What control mode does the UCC3804N use?

The UCC3804N uses current mode control.

Which topologies are supported by the UCC3804N?

The UCC3804N supports Boost, Flyback, Buck, and Forward topologies.

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