UC2872NG4 Texas Instruments Integrated Circuit (Dual-In-Line Packages) In Stock
The UC2872NG4 is a fluorescent lamp controller and driver IC from Texas Instruments using current-mode PWM control. It operates over an input voltage range of 4.5 V to 24 V and supports resonant control techniques in a 14-pin PDIP package. Available from stock worldwide with fast shipping.
- Manufacturer
- Texas Instruments
- Package
- Dual-In-Line Packages
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- UC2872NG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of UC2872NG4?
- Current-mode PWM control with resonant control technique support for efficient fluorescent lamp driving
- Wide input voltage range of 4.5 V to 24 V accommodating diverse power supply configurations
- 14-pin PDIP package enabling easy prototyping and through-hole assembly in legacy and industrial designs
- Supports multiple supply voltage options including 5 V, 9 V, 12 V, 15 V, and 18 V operation
What is UC2872NG4 used for?
The UC2872NG4 is designed for driving fluorescent lamps in commercial lighting, industrial panel backlighting, and CCFL-based display systems. Its current-mode PWM architecture with optional resonant control allows efficient energy conversion and precise lamp regulation. This IC is commonly used in retrofit lamp driver designs, emergency lighting, and older display backlight circuits where PDIP through-hole components are preferred.
What are the specifications of UC2872NG4?
| Pbfree Code | No |
| YTEOL | 0 |
| Additional Feature | RESONANT CONTROL TECHNIQUE IS ALSO AVAILABLE |
| Analog IC - Other Type | FLUORESCENT LIGHT CONTROLLER |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 24V |
| Input Voltage-Min | 4.5V |
| Input Voltage-Nom | 5V |
| JESD-30 Code | R-PDIP-T14 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Output Current-Max | 0.1A |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP14,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 14mA |
| Surface Mount | NO |
| Switcher Configuration | PUSH-PULL |
| Switching Frequency-Max | 78kHz |
| Technology | BIPOLAR |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Where can I find the UC2872NG4 datasheet?
UC2872NG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for UC2872NG4?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
Which designs are a good fit for UC2872NG4 with 4.5 V to 24 V?
UC2872NG4 fits industrial, embedded, and repair-oriented electronic assemblies when the design needs 4.5 V to 24 V and 24 V. It is a practical choice when the BOM also matches the 14-pin PDIP footprint.
How should engineers check package compatibility for UC2872NG4?
Compare the PCB land pattern, height allowance, and assembly process against the 14-pin PDIP style. The 14 pins detail is the first check before approving a replacement.
What matters when sourcing UC2872NG4 as a replacement?
Confirm the same 4.5 V to 24 V, 24 V, manufacturer traceability, and lifecycle status before substituting it. Buyers should also verify stock for the exact 14-pin PDIP configuration.
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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.
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