UC2525BDWG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The UC2525BDWG4 is a voltage-mode PWM controller IC from Texas Instruments capable of 400mA output drive current, with an input voltage range of 8V to 35V nominal 20V for use in industrial switching power supplies. Housed in a 16-pin SOIC surface-mount package, it provides full-featured push-pull PWM control for high-power DC-DC converter designs. Available from authorized distributors with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- OBSOLETE
- Datasheet
- UC2525BDWG4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -25.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 400mA output drive current supporting direct gate drive of large power MOSFETs without an external buffer
- Wide input voltage range from 8V to 35V enabling use across 12V, 24V, and 28V industrial supply rails
- Voltage-mode PWM control with internal oscillator for stable duty cycle regulation and simplified compensation
- 16-pin SOIC package providing ample I/O for soft-start, shutdown, sync, and error amplifier connections
Applications
The UC2525BDWG4 is used as the primary PWM controller in high-power DC-DC converters, push-pull inverters, and full-bridge power stages for industrial automation, telecommunications, and uninterruptible power supply systems. Its 400mA gate drive capability allows it to directly drive medium-power MOSFETs without a discrete buffer stage, reducing component count and board space. The wide 8V to 35V input range makes it suitable for battery-backed and wide-input industrial power conversion applications.
Specifications
| YTEOL | 0 |
| Analog IC - Other Type | SWITCHING CONTROLLER |
| Control Mode | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 35V |
| Input Voltage-Min | 8V |
| Input Voltage-Nom | 20V |
| JESD-30 Code | R-PDSO-G16 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Output Current-Max | 0.5A |
| Output Voltage-Max | 5.15V |
| Output Voltage-Min | 5.05V |
| Output Voltage-Nom | 5.1V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Screening Level | TS 16949 |
| Supply Current-Max (Isup) | 20mA |
| Surface Mount | YES |
| Switcher Configuration | PUSH-PULL |
| Switching Frequency-Max | 400kHz |
| Technology | BIPOLAR |
| Temperature Grade | OTHER |
| Terminal Finish | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for UC2525BDWG4:
Switching Controller, Voltage-mode, 0.5A, 500kHz Switching Freq-Max, BIPolar, PDSO16
Frequently Asked Questions
What is the output drive current of the UC2525BDWG4?
The UC2525BDWG4 can source and sink up to 400mA of gate drive current, which is sufficient to directly drive many power MOSFETs without an external buffer, enabling higher switching speeds and reduced gate drive circuit complexity in power supply designs.
What is the input voltage range of the UC2525BDWG4?
The UC2525BDWG4 operates from an input voltage of 8V minimum to 35V maximum, with a nominal operating voltage of 20V, providing compatibility with 12V, 24V, and 28V industrial supply rails used in factory automation, telecom, and battery backup systems.
What control mode does the UC2525BDWG4 use?
The UC2525BDWG4 employs voltage-mode PWM control with a programmable oscillator, providing predictable duty cycle regulation controlled by an external error amplifier, which simplifies design of the compensation network for stable closed-loop power supply operation.
What package does the UC2525BDWG4 use?
The UC2525BDWG4 is packaged in a 16-pin PDSO SOIC surface-mount package, offering sufficient pin count for connecting external soft-start capacitors, synchronization, shutdown, and error amplifier compensation components in a standard SMT footprint.
What types of converters can be built using the UC2525BDWG4?
The UC2525BDWG4 is well suited for push-pull, half-bridge, and full-bridge DC-DC converter topologies, as well as offline forward converters and UPS inverter stages where its 400mA drive capability, wide supply range, and voltage-mode control simplify high-power switching circuit design.
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.
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.”