UC3825DW Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
UC3825DW is a high-performance PWM current-mode controller by Texas Instruments, featuring dual 1.5A output drivers, 1MHz switching frequency, and support for boost, buck, flyback, and push-pull topologies. From $2.10, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- ACTIVE
- Datasheet
- UC3825DW Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $2.1000(MOQ 1)
- Temp Range
- ?°C to 70.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- PWM current-mode control with up to 1MHz switching frequency for high-frequency power supply designs
- Dual 1.5A totem-pole output drivers supporting boost, buck, flyback, and push-pull topologies
- Wide input voltage range of 8.8V to 12V with 15V nominal operation
- Can be configured in both current-mode and voltage-mode control for design flexibility
- 16-Pin SOIC (Small Outline) package for compact PCB integration
Applications
The UC3825DW is widely used in switch-mode power supply (SMPS) designs including DC-DC converters, off-line power supplies, and telecom power systems. Its flexible topology support makes it ideal for industrial power modules, server power supplies, and battery chargers. The high switching frequency capability enables compact transformer and filter designs in space-constrained applications.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Additional Feature | CAN ALSO BE CONFIGURED IN CURRENT MODE |
| Analog IC - Other Type | SWITCHING CONTROLLER |
| Control Mode | CURRENT/VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 12V |
| Input Voltage-Min | 8.8V |
| Input Voltage-Nom | 15V |
| JESD-30 Code | R-PDSO-G16 |
| JESD-609 Code | e4 |
| Number of Functions | 1 |
| Output Current-Max | 2A |
| Output Voltage-Max | 5.2V |
| Output Voltage-Min | 5V |
| 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 |
| Supply Current-Max (Isup) | 33mA |
| Supply Voltage-Max (Vsup) | 12V |
| Supply Voltage-Min (Vsup) | 9.2V |
| Supply Voltage-Nom (Vsup) | 15V |
| Surface Mount | YES |
| Switcher Configuration | PUSH-PULL |
| Switching Frequency-Max | 1000kHz |
| Technology | BICMOS |
| Temperature Grade | COMMERCIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| 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 | 8542.39.00.90 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for UC3825DW:
Rochester Electronics LLC 2 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16, GREEN, PLASTIC, SOIC-16
Frequently Asked Questions
What is the switching frequency range of the UC3825DW?
The UC3825DW supports switching frequencies up to 1MHz, making it suitable for high-frequency power supply designs where compact magnetics and fast transient response are required.
What power supply topologies are supported by the UC3825DW?
The UC3825DW supports multiple topologies including boost, buck, flyback, and push-pull configurations. It can also be configured in either current-mode or voltage-mode control, providing flexibility for a wide range of power supply designs.
What is the output drive capability of the UC3825DW?
The UC3825DW features dual totem-pole output drivers capable of sourcing and sinking 1.5A peak current, enabling direct drive of power MOSFETs without additional buffer stages in most applications.
What package does the UC3825DW come in and what is its operating voltage?
The UC3825DW is available in a 16-Pin SOIC (Small Outline IC) package. It operates with an input voltage range of 8.8V to 12V (15V nominal), making it compatible with standard 12V power rails commonly found in industrial and computing systems.
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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+ | $2.8000 | $2.80 |
| 3+ | $2.1000 | $6.30 |
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