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Request evaluation samplesON SemiconductorIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching ControllersON Semiconductor PMIC - Voltage Regulators - DC DC Switching Controllers
UC3844BVNG PMIC - Voltage Regulators - DC DC Switching Controllers by ON Semiconductor
UC3844BVNG is a PMIC - Voltage Regulators - DC DC Switching Controllers model from ON Semiconductor, 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 DIP under the ON Semiconductor brand listing. IC REG CTRLR PWM CM 8-DIP. TrustCompo combines the available model, brand, hierarchy, and specification details around UC3844BVNG so buyers can move faster from review to quotation.
RoHS
Datasheet
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Documentation support
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Key specifications
Series
-
Min Quantity
1
Category
Integrated Circuits (ICs)Description
IC REG CTRLR PWM CM 8-DIP
key Attributes
-
Datasheet
View UC3844BVNG DatasheetTechnical document
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Why request a quote
Use the RFQ step to confirm the commercial and documentation details buyers usually need before placing an order.
RoHS, REACH, and lead-free documentation can be confirmed during RFQ
Traceability and Certificate of Conformance support available on request
Pre-shipment inspection report support for quality review
Trust signals
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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3
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Product overview
Overview
The UC3844B, UC3845B series are high performance fixed frequency current mode controllers.
They are specifically designed for Off−Line and dc−dc converter applications offering the designer a cost−effective solution with minimal external components.
These integrated circuits feature an oscillator, a temperature compensated reference, high gain error amplifier, current sensing comparator, and a high current totem pole output ideally suited for driving a power MOSFET.
Features
• Trimmed Oscillator for Precise Frequency Control
• Oscillator Frequency Guaranteed at 250 kHz
• Current Mode Operation to 500 kHz Output Switching Frequency
• Output Deadtime Adjustable from 50% to 70%
• Automatic Feed Forward Compensation
• Latching PWM for Cycle−By−Cycle Current Limiting
• Internally Trimmed Reference with Undervoltage Lockout
• High Current Totem Pole Output
• Undervoltage Lockout with Hysteresis
• Low Startup and Operating Current
• Pb−Free Packages are Available
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Popular Specs Surfaced First
Package Parameter
Height Seated (Max)
4.45mm
Export Classifications & Environmental
JESD-609 Code
e3
Export Classifications & Environmental
Moisture Sensitivity Level (MSL)
1 (Unlimited)
Export Classifications & Environmental
RoHS Status
ROHS3 Compliant
Export Classifications & Environmental
HTSUS
8542.31.0001
Export Classifications & Environmental
ECCN Code
EAR99
Height Seated (Max)
4.45mm
JESD-609 Code
e3
Moisture Sensitivity Level (MSL)
1 (Unlimited)
RoHS Status
ROHS3 Compliant
HTSUS
8542.31.0001
ECCN Code
EAR99
Part Status
Active
Mounting Type
Through Hole
REACH Status
REACH Unaffected
ECCN
EAR99
Lead Free
Lead Free
Packaging
Tube
Lifecycle Status
ACTIVE (Last Updated: 3 days ago)
Published
2000
Halogen Free
Halogen Free
Categories
Integrated Circuits (ICs)
Terminal Position
DUAL
Peak Reflow Temperature (Cel)
260
Operating Temperature
-40°C~105°C TA
Factory Lead Time
2 Weeks
Manufacturer
ON Semiconductor
Subcategory
Switching Regulator or Controllers
Package / Case
8-DIP (0.300, 7.62mm)
Reflow Temperature-Max (S)
40
Pbfree Code
yes
Mount
Through Hole
Technology
BIPOLAR
Number Of Outputs
1
Number Of Pins
8
Number Of Terminations
8
Terminal Pitch
2.54mm
Width
7.62mm
Output Current
1A
Output Voltage
5.1V
Max Supply Current
17mA
Synchronous Rectifier
No
Fall Time (Typ)
50 ns
Output Type
Transistor Driver
Sub-Categories
PMIC - Voltage Regulators - DC DC Switching Controllers
Base Part Number
UC384*B
Manufacturer'S Part No.
UC3844BVNG
Terminal Finish
Tin (Sn)
Output Configuration
Positive
Control Mode
CURRENT-MODE
Control Technique
PULSE WIDTH MODULATION
Analog IC - Other Type
SWITCHING CONTROLLER
Input Voltage-Nom
15V
Switcher Configuration
SINGLE
Rise Time
50ns
Control Features
Frequency Control
Nominal Input Voltage
36V
Function
Step-Up, Step-Up/Step-Down
Frequency - Switching
Up to 500kHz
Max Duty Cycle
48 %
Topology
Boost, Flyback
Voltage - Supply (Vcc/Vdd)
10V~36V
Common questions
Product FAQ
Quick answers for buyers reviewing UC3844BVNG, stock, documentation, and sourcing steps.
What is UC3844BVNG?
UC3844BVNG is a PMIC - Voltage Regulators - DC DC Switching Controllers component from ON Semiconductor. This product page summarizes the core sourcing details buyers need before checking price, availability, documentation, or samples.
What package and description are listed for UC3844BVNG?
UC3844BVNG is listed with package reference DIP. The current product description is IC REG CTRLR PWM CM 8-DIP, and buyers should confirm package, footprint, and electrical details against the datasheet or quotation notes before approval.
Is UC3844BVNG available in stock?
This page currently shows 45519 units in stock and 14036 units available for UC3844BVNG. 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 UC3844BVNG?
Yes. Use the Quick Quote or Request Sample action on this page to send the quantity and sourcing requirements for UC3844BVNG by ON Semiconductor. The TrustCompo team can review price, availability, and documentation support.
Is a datasheet available for UC3844BVNG?
Yes. This page links to the datasheet for UC3844BVNG by ON Semiconductor, so engineers and buyers can review package, ratings, and application details before purchase.
How should buyers verify UC3844BVNG before ordering?
Buyers should confirm the manufacturer, package, quantity, target price, RoHS or compliance needs, and any Certificate of Conformance or traceability requirements for UC3844BVNG before approving the order.
PMIC - Voltage Regulators - DC DC Switching Controllers
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