UC3867DW
Voltage Mode PWM Controller 500mA 550kHz 16-Pin SOIC Tube
Inventory:4,145
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Part Number : UC3867DW
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Package/Case : SOIC (DW)-16
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Brands : Texas Instruments
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Components Categories : DC DC Switching Controllers
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Datesheet : UC3867DW DataSheet (PDF)
Overview of UC3867DW
With dual 1 Amp peak totem pole output drivers, these ICs offer direct interfacing with power MOSFETs, allowing for efficient power management. The alternating or simultaneous output configurations in different device variants provide flexibility in current handling capabilities, making them a reliable choice for demanding power conversion applications
Key Features
- Controls Zero Current Switched (ZCS) or Zero Voltage Switched (ZVS) Quasi-Resonant Converters
- Zero-Crossing Terminated One-Shot Timer
- Precision 1%, Soft-Started 5V Reference
- Programmable Restart Delay Following Fault
- Voltage-Controlled Oscillator (VCO) with Programmable Minimum and Maximum Frequencies from 10kHz to 1MHz
- Low Start-Up Current (150µA typical)
- Dual 1 Amp Peak FET Drivers
- UVLO Option for Off-Line or DC/DC Applications
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Topology | Full bridge, Half bridge, Push pull | Control mode | Voltage |
| Duty cycle (max) (%) | 50 | Switching frequency (max) (kHz) | 500 |
| Features | Error amplifier, Green mode, Light-load efficiency, Multi-topology, Soft start, Soft switching | UVLO thresholds on/off (V) | 8/7 |
| Operating temperature range (°C) | 0 to 70 | Rating | Catalog |
| Gate drive (typ) (A) | 1 |
Warranty & Returns
Warranty, Returns, and Additional Information
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QA & Return Policy
Parts Quality Guarantee: 365 days
Returns for refund: within 90 days
Returns for Exchange: within 90 days
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