UC3872DW Texas Instruments In Stock
UC3872DW is a high-performance fluorescent lamp ballast controller IC by Texas Instruments. Key specs: wide supply voltage range, integrated gate drivers, programmable dead-time control. From $5.11, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Lifecycle
- ACTIVE
- Datasheet
- UC3872DW Datasheet PDF
- Price
- From $5.1100(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Integrated gate drivers for half-bridge or full-bridge topologies
- Programmable dead-time control to prevent shoot-through
- Wide supply voltage range for flexible ballast designs
- Built-in protections: over-current, over-voltage, and lamp-out detection
- Optimized for CCFL and fluorescent lamp ballast applications
Applications
The UC3872DW is widely used in electronic ballast designs for compact fluorescent lamps (CFL) and linear fluorescent lighting systems. It is suitable for residential and commercial lighting applications requiring efficient lamp ignition and steady-state power control. The device also finds use in industrial lighting equipment and retrofit ballast designs where reliable lamp protection and regulation are essential.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the UC3872DW used for?
The UC3872DW is a fluorescent lamp ballast controller IC from Texas Instruments, designed to drive half-bridge or full-bridge topologies for CCFL and fluorescent lamp ballasts. It integrates gate drivers and protection features to simplify ballast circuit design.
What package does the UC3872DW come in?
The UC3872DW is available in a 16-pin SOIC (DW) wide-body surface-mount package, which is well-suited for compact PCB layouts in electronic ballast and lighting control applications.
What protections are built into the UC3872DW?
The UC3872DW includes multiple built-in protection features such as over-current protection, over-voltage protection, and lamp-out detection. These safeguards help extend lamp and ballast lifespan while improving system reliability.
Can the UC3872DW be used as a replacement for other ballast controllers?
The UC3872DW can serve as a replacement or alternative in designs originally using similar Texas Instruments ballast controllers. Designers should verify pin compatibility and electrical specifications before substitution to ensure proper circuit operation.
Related Guides
TPS54160DGQR Selection Guide: How to Choose a 60V Step-Down Buck Converter
Complete selection guide for the TPS54160DGQR 60V/1.5A step-down converter. Compare specs, alternatives, and sourcing options for industrial and automotive designs.
May 20, 2026
LMV932MM Dual Low-Voltage CMOS Op-Amp: Application Design Guide
Complete application design guide for the LMV932MM dual rail-to-rail CMOS op-amp: supply decoupling, RRIO design rules, stability, and recommended circuits for 1.8V–5.5V battery-powered systems.
May 20, 2026
TL084CN Equivalent and Replacements: JFET-Input Quad Op-Amp Comparison Guide
Compare TL084CN with TL074, LF347, and LM324 quad op-amps. Pin-compatible equivalents, key specs, and when to choose each for your analog design.
May 20, 2026
TPS386000RGPR Quad Voltage Supervisor: Selection and Sourcing Guide (2025)
Compare TPS386000RGPR with TPS386040RGPR, TPS3700, and TPS3823 voltage supervisors. Key specs, threshold programming, watchdog options, and sourcing tips.
May 20, 2026
Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $10.7280 | $10.73 |
| 11+ | $7.1520 | $78.67 |
| 36+ | $6.6156 | $238.16 |
| 280+ | $6.5400 | $1831.20 |
| 500+ | $5.4100 | $2705.00 |
| 1000+ | $5.1100 | $5110.00 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.”