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L4986 |
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| Part Number | L4986 |
| Manufacturer | STMicroelectronics (https://www.st.com/) |
| Description | The L4986 is a peak current-mode PFC controller for boost converter with a proprietary multiplier “emulator” which in addition to the innovative THD optimizers guarantee very low Total Harmonic Distor... |
| Features |
• Peak current mode CCM-operated • 800 V high voltage startup with integrated input voltage sensing • Active input filter capacitor discharge • Proprietary multiplier “emulator” with minimum THD of line current in all operating conditions (CCM and DCM) • Extremely few external components • Protections: feedback loop failure, OVP, OCP, inductor saturation, brown-in, brownout (compliant to medical SMPS standards) • Inductor current sense • Disable and low consumption function • In-rush current monitoring • Soft-start for smooth startup • 1.2% (@ Tj = 25 °C) internal reference voltage • 65 kHz (A... |
| Document |
 L4986 Data Sheet
PDF 2.47MB |
| No. | Parte # | Fabricante | Descripción | Hoja de Datos |
|---|---|---|---|---|
| 1 | L4981A |
STMicroelectronics |
POWER FACTOR CORRECTOR |
|
| 2 | L4981B |
STMicroelectronics |
POWER FACTOR CORRECTOR |
|
| 3 | L4984 |
STMicroelectronics |
CCM PFC controller |
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| 4 | L4984D |
STMicroelectronics |
CCM PFC controller |
|
| 5 | L4985 |
STMicroelectronics |
CCM PFC controller |
|
| 6 | L4987 |
STMicroelectronics |
VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT AND DROPOUT CONTROL FLAG |
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Desde 2024. D4U Semiconductor.
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