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TL494G-S16-R
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FabricanteUTC(Tecnologia Unisónica)
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Peça do Fabricante #TL494G-S16-R
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Ficha Técnica TL494G-S16-R DataSheet
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Especificações
| Atributo | Valor |
| Manufacturer | UTC(Unisonic Tech) |
| Package | SOIC-16 |
Visão Geral
Description
- PWM Control: Adjustable duty cycle (up to 48%) for precise power regulation.
- Oscillator: Fixed frequency (up to 300 kHz) set via external resistor/capacitor.
- Dual Outputs: Push-pull or single-ended operation for flexibility.
- Error Amplifiers: Two built-in op-amps for feedback control (voltage/current).
- Protections: Under-voltage lockout (UVLO) and dead-time control.
Applications: Switch-mode power supplies (SMPS), DC-DC converters, inverters, and motor controllers.
Package: 16-pin SOIC (S16-R), suitable for compact designs.
The TL494G-S16-R is a cost-effective, reliable solution for PWM-based power management.
Equivalent
- TL494CN (DIP package)
- TL494IN (industrial grade)
- KA7500 (Samsung equivalent)
- MB3759 (Fujitsu equivalent)
- UC494 (Texas Instruments variant)
These chips offer comparable PWM control functionality, though pinouts and specs may vary slightly. Always verify datasheets for exact replacements.
Pinout
1. Pin Count: 16 (SO-16 package).
2. Core Functions:
- PWM Control: Adjustable duty cycle (0-100%) and frequency.
- Oscillator: External RT/CT pins set frequency.
- Error Amplifiers: Two for feedback control (e.g., voltage/current regulation).
- Output Drivers: Two totem-pole outputs (push-pull or single-ended).
- Dead-Time Control: Prevents shoot-through in half/full-bridge circuits.
- Reference Output: 5V (±1%) for external circuitry.
Commonly used in SMPS, inverters, and DC-DC converters.
Manufacturer
TI is a global leader in the semiconductor industry, with a strong reputation for innovation and reliability in electronic components. The company serves diverse markets, including automotive, industrial, and consumer electronics.