UCC28C41D Texas Instruments In Stock
UCC28C41D is a high-frequency current-mode PWM controller by Texas Instruments, featuring 1 MHz oscillator, ±1 A output, and 5.1 V reference. Key specs: 8.4–18 V supply, 50% max duty cycle, -40 to +125 °C range. From $1.18, in stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- —
- Lifecycle
- ACTIVE
- Datasheet
- N/A
- Price
- From $1.0500(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Current-mode PWM control with fast transient response and inherent cycle-by-cycle current limiting
- High-frequency operation up to 1 MHz enabling compact transformer and filter design
- ±1 A gate drive output current for reliable MOSFET switching in demanding applications
- Ultra-low startup current (<1 mA) minimizes power dissipation in standby and startup conditions
- Wide operating temperature range -40 to +125 °C suitable for industrial and automotive environments
Applications
UCC28C41D is widely used in AC/DC flyback converters and forward converters for industrial power supplies. Its high-frequency capability and current-mode control make it ideal for telecom power modules, server power supplies, and motor drive bias supplies. The device also suits battery chargers and distributed power architectures where compact size and high efficiency are critical.
Specifications
| Supply Voltage (VCC) | 8.4–18V |
| Maximum Oscillator Frequency | 1000kHz |
| Output Current (Source/Sink) | ±1A |
| Reference Voltage | 5.1V |
| Operating Temperature Range | -40 to +125°C |
| Startup Current | <1mA |
| Maximum Duty Cycle | 50% |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for UCC28C41D:
Frequently Asked Questions
What is the maximum switching frequency of UCC28C41D?
The UCC28C41D supports a maximum oscillator frequency of 1000 kHz (1 MHz), allowing designers to use smaller magnetics and capacitors for compact power supply designs.
What supply voltage range does UCC28C41D support?
UCC28C41D operates from a supply voltage (VCC) of 8.4 V to 18 V, making it suitable for a wide range of power supply topologies including flyback and forward converters.
Is UCC28C41D suitable for industrial temperature applications?
Yes. UCC28C41D is rated for an operating temperature range of -40 °C to +125 °C, meeting the requirements for industrial, telecom, and harsh-environment power supply designs.
What is the output drive capability of UCC28C41D?
The UCC28C41D provides ±1 A source and sink output current, enabling fast and reliable switching of power MOSFETs across a broad range of gate capacitances.
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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.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $1.6828 | $1.68 |
| 4+ | $1.5481 | $6.19 |
| 25+ | $1.3200 | $33.00 |
| 75+ | $1.1900 | $89.25 |
| 1000+ | $1.1100 | $1110.00 |
| 10000+ | $1.0500 | $10500.00 |
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