UC2638DW Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
UC2638DW is a 3-phase brushless DC motor controller IC from Texas Instruments. It supports 10–36V supply voltage with up to 0.5A output current in a 20-pin SOIC package. From $5.03, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 20
- Lifecycle
- NOT RECOMMENDED
- Datasheet
- UC2638DW Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $5.0300(MOQ 25)
- 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 UC2638DW?
- 3-phase brushless DC motor controller optimized for high-efficiency commutation
- Wide supply voltage range: 10V to 36V for versatile industrial applications
- Up to 0.5A gate drive output current for external power stage control
- Available in compact 20-pin SOIC (R-PDSO-G20) package
- RoHS compliant (Pb-free) for modern green electronics requirements
What is UC2638DW used for?
The UC2638DW is designed for 3-phase brushless DC motor control in industrial and consumer applications such as hard disk drives, cooling fans, and servo systems. Its wide 10–36V operating range makes it suitable for battery-powered tools, HVAC equipment, and factory automation drives. The integrated PWM motor driver architecture simplifies system design and reduces external component count in motion control platforms.
What are the specifications of UC2638DW?
| Pbfree Code | Yes |
| Date Of Intro | 1999-11-01 |
| YTEOL | 3.9 |
| Analog IC - Other Type | 3-PHASE BRUSHLESS DC MOTOR CONTROLLER |
| JESD-30 Code | R-PDSO-G20 |
| JESD-609 Code | e4 |
| Neg Supply Voltage-Nom (Vsup) | -15 V |
| Number of Functions | 1 |
| Output Current-Max | 0.5A |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP20,.4 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 23mA |
| Supply Voltage-Max (Vsup) | 36V |
| Supply Voltage-Min (Vsup) | 10V |
| Supply Voltage-Nom (Vsup) | 15V |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temperature Grade | INDUSTRIAL |
| 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 |
Where can I find the UC2638DW datasheet?
UC2638DW Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for UC2638DW?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the supply voltage range of the UC2638DW?
The UC2638DW operates from a supply voltage range of 10V to 36V, with a negative supply capability of -15V. This wide input range makes it suitable for both 12V and 24V industrial motor drive systems.
What type of motor does the UC2638DW control?
The UC2638DW is specifically designed as a 3-phase brushless DC (BLDC) motor controller. It provides PWM-based commutation control for 3-phase BLDC motors commonly used in hard disk drives, fans, pumps, and servo drives.
What is the output current capability of the UC2638DW?
The UC2638DW provides a maximum output current of 0.5A, intended to drive external power MOSFETs or IGBTs. This gate drive current allows it to switch external transistors efficiently in high-power motor drive applications.
What package does the UC2638DW come in?
The UC2638DW is available in a 20-pin SOIC (Small Outline Integrated Circuit) package, JESD-30 code R-PDSO-G20. This surface-mount package is RoHS compliant (Pb-free) and well-suited for automated PCB assembly.
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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.
More from Texas Instruments
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 25+ | $8.1000 | $202.50 |
| 38+ | $7.8600 | $298.68 |
| 500+ | $5.6600 | $2830.00 |
| 1000+ | $5.3500 | $5350.00 |
| 10000+ | $5.0300 | $50300.00 |
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