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Request evaluation samplesUCC3803D PMIC - Voltage Regulators - DC DC Switching Controllers by Texas Instruments
UCC3803D is a PMIC - Voltage Regulators - DC DC Switching Controllers model from Texas Instruments, presented on TrustCompo for buyers who need clear sourcing and review context before RFQ. This listing sits in the Integrated Circuits (ICs) / PMIC - Voltage Regulators - DC DC Switching Controllers product path. Known package information currently points to 8SOIC under the Texas Instruments brand listing. IC REG CTRLR MULT TOPOLOGY 8SOIC. TrustCompo combines the available model, brand, hierarchy, and specification details around UCC3803D so buyers can move faster from review to quotation.
RoHS
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Traceability and authenticity checks
Fast RFQ turnaround
Documentation support
Pre-shipment inspection review
Key specifications
Series
-
Min Quantity
1
Category
Integrated Circuits (ICs)Description
IC REG CTRLR MULT TOPOLOGY 8SOIC
key Attributes
-
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Globally recognized certifications
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ISO 9001
Quality management processes for more consistent sourcing and handling.
AS9120B
Aerospace-focused distribution controls for traceability and reliability.
ISO 14001
Environmental management discipline across warehouse and operating workflows.
ESD Control
Electrostatic handling standards to help protect sensitive components.
Ordering workflow
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Product overview
Overview
General description
The PUCC3801 is a current-mode Pulse Width Modulated (PWM) controller containing all the control and protection functions necessary to implement an off-line, flyback or forward converter with a minimum number of external components.
Features
• Very low start-up supply current; 50 µA typical
• Low operating supply current; 1.2 mA typical
• Accurate, internally-trimmed, fixed frequency oscillator (100 kHz). No external timing components needed
• Internal slope compensation. No external ramp components needed
• Built-in over-voltage and under-voltage detection
• High-speed over-current trip; 170 ns typical
• Over-voltage clamp on supply voltage (VDD)
• Internal divider regulates VDD to 12 V. No external divider needed
• Leading edge blanking of the current sense signal
• Control frequency modulated over a narrow band to reduce Electromagnetic Interference (EMI)
• High output drive capability; 150 ns typical rise and fall time into 2 nF load
• Wide bandwidth (10 MHz) error amplifier with external compensation pin and simple interface to optocoupler
• Accurate internal bandgap reference.Applications
• Off-line switched mode power supplies
• Laptop computer mains adaptors
• Printer power supplies.
The PUCC3801 is a current-mode Pulse Width Modulated (PWM) controller containing all the control and protection functions necessary to implement an off-line, flyback or forward converter with a minimum number of external components.
Features
• Very low start-up supply current; 50 µA typical
• Low operating supply current; 1.2 mA typical
• Accurate, internally-trimmed, fixed frequency oscillator (100 kHz). No external timing components needed
• Internal slope compensation. No external ramp components needed
• Built-in over-voltage and under-voltage detection
• High-speed over-current trip; 170 ns typical
• Over-voltage clamp on supply voltage (VDD)
• Internal divider regulates VDD to 12 V. No external divider needed
• Leading edge blanking of the current sense signal
• Control frequency modulated over a narrow band to reduce Electromagnetic Interference (EMI)
• High output drive capability; 150 ns typical rise and fall time into 2 nF load
• Wide bandwidth (10 MHz) error amplifier with external compensation pin and simple interface to optocoupler
• Accurate internal bandgap reference.Applications
• Off-line switched mode power supplies
• Laptop computer mains adaptors
• Printer power supplies.
Fast scan
Popular Specs Surfaced First
Export Classifications & Environmental
RoHS Status
ROHS3 Compliant
Export Classifications & Environmental
REACH SVHC
No SVHC
Export Classifications & Environmental
Moisture Sensitivity Level (MSL)
1 (Unlimited)
Export Classifications & Environmental
JESD-609 Code
e4
Export Classifications & Environmental
ECCN Code
EAR99
Product Parameter
Terminal Finish
Nickel/Palladium/Gold (Ni/Pd/Au)
RoHS Status
ROHS3 Compliant
REACH SVHC
No SVHC
Moisture Sensitivity Level (MSL)
1 (Unlimited)
JESD-609 Code
e4
ECCN Code
EAR99
Terminal Finish
Nickel/Palladium/Gold (Ni/Pd/Au)
Output Configuration
Positive
Analog IC - Other Type
SWITCHING CONTROLLER
Total Dose
1.58mm
Control Features
Frequency Control
Rise Time
41ns
Function
CURRENT-MODE
Supply Current-Max (Isup)
25mA
Number Of Backplanes
100 %
RF Family\/Standard
10V
Frequency - Switching
31kHz
Voltage - Supply (Vcc/Vdd)
3.6V~12V
Part Status
Active
Lead Free
Lead Free
Packaging
Tube
Lifecycle Status
ACTIVE (Last Updated: 3 days ago)
Mounting Type
Surface Mount
Factory Lead Time
6 Weeks
Categories
Integrated Circuits (ICs)
Terminal Position
DUAL
Peak Reflow Temperature (Cel)
260
Terminal Form
GULL WING
Manufacturer
Texas
Width
3.91mm
Height
1.75mm
Operating Temperature
0°C~70°C TA
Package / Case
8-SOIC (0.154, 3.90mm Width)
Technology
BICMOS
Subcategory
Switching Regulator or Controllers
Weight
72.603129mg
Mount
Surface Mount
Pbfree Code
yes
Number Of Outputs
1
Number Of Pins
8
Number Of Terminations
8
Length
4.9mm
Nominal Supply Current
500μA
Output Current
1A
Supply Voltage
10V
Frequency
1MHz
Synchronous Rectifier
No
Output Type
Transistor Driver
Sub-Categories
PMIC - Voltage Regulators - DC DC Switching Controllers
Output Voltage
1V
Data Rate (Max)
PULSE WIDTH MODULATION
Serial Interfaces
SINGLE
Display & Interface Controllers
Step-Up, Step-Down, Step-Up/Step-Down
ESD Protection
Buck, Boost, Flyback, Forward Converter
Contents
44 ns
Sensitivity
4V
Duty Cycle (Max)
99%
Manufacturer'S Part No.
UCC3803D
Base Part Number
UCC3803
Common questions
Product FAQ
Quick answers for buyers reviewing UCC3803D, stock, documentation, and sourcing steps.
What is UCC3803D?
UCC3803D is a PMIC - Voltage Regulators - DC DC Switching Controllers component from Texas Instruments. This product page summarizes the core sourcing details buyers need before checking price, availability, documentation, or samples.
What package and description are listed for UCC3803D?
UCC3803D is listed with package reference 8SOIC. The current product description is IC REG CTRLR MULT TOPOLOGY 8SOIC, and buyers should confirm package, footprint, and electrical details against the datasheet or quotation notes before approval.
Is UCC3803D available in stock?
This page currently shows 79671 units in stock and 62591 units available for UCC3803D. Because electronic component availability can change quickly, submit an RFQ to confirm live stock, lead time, and final pricing.
Can I request a quote or sample for UCC3803D?
Yes. Use the Quick Quote or Request Sample action on this page to send the quantity and sourcing requirements for UCC3803D by Texas Instruments. The TrustCompo team can review price, availability, and documentation support.
Is a datasheet available for UCC3803D?
A dedicated datasheet link is not currently listed for UCC3803D by Texas Instruments. Contact us with the part number and required parameters so the team can help confirm documentation during quotation.
How should buyers verify UCC3803D before ordering?
Buyers should confirm the manufacturer, package, quantity, target price, RoHS or compliance needs, and any Certificate of Conformance or traceability requirements for UCC3803D before approving the order.
PMIC - Voltage Regulators - DC DC Switching Controllers
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