
- ΠΠ°Π»ΠΈΡΠΈΠ΅: ΠΠΎΠ΄ Π·Π°ΠΊΠ°Π· 3-4 Π½Π΅Π΄Π΅Π»ΠΈ
POWER FACTOR CONTROLLER, 3818, DIP.
The UCC3818N is a BiCMOS Power Factor Preregulator offers new features such as lower start-up current, lower power dissipation, overvoltage protection, a shunt UVLO detect circuitry, a leading-edge modulation technique to reduce ripple current in the bulk capacitor and an improved, low-offset (Β±2mV) current amplifier to reduce distortion at light load conditions. It provides all the functions necessary for active power factor corrected pre-regulators. This controller achieves near unity power factor by shaping the ac input line current waveform to correspond to that of the ac input line voltage. Average current-mode control maintains stable, low distortion sinusoidal line current. It offers an on-chip shunt regulator with low start-up current, suitable for applications utilizing a bootstrap supply.
Π₯Π°ΡΠ°ΠΊΡΠ΅ΡΠΈΡΡΠΈΠΊΠΈ | |
SVHC (ΠΡΠΎΠ±ΠΎ ΠΠΏΠ°ΡΠ½ΡΠ΅ ΠΠ΅ΡΠ΅ΡΡΠ²Π°) | No SVHC (15-Jun-2015) |
ΠΠ»ΠΎΠΊΠΈΡΠΎΠ²ΠΊΠ° ΠΠΈΡΠ°Π½ΠΈΡ ΠΏΡΠΈ ΠΠΎΠ½ΠΈΠΆΠ΅Π½Π½ΠΎΠΌ ΠΠ°ΠΏΡΡΠΆΠ΅Π½ΠΈΠΈ | 10.2Π |
ΠΠΎΠ»ΠΈΡΠ΅ΡΡΠ²ΠΎ ΠΡΠ²ΠΎΠ΄ΠΎΠ² | 16Π²ΡΠ²ΠΎΠ΄(-ΠΎΠ²) |
ΠΠ°ΠΊΡΠΈΠΌΠ°Π»ΡΠ½Π°Ρ Π Π°Π±ΠΎΡΠ°Ρ Π’Π΅ΠΌΠΏΠ΅ΡΠ°ΡΡΡΠ° | 70Β°C |
ΠΠ°ΠΊΡΠΈΠΌΠ°Π»ΡΠ½ΠΎΠ΅ ΠΠ°ΠΏΡΡΠΆΠ΅Π½ΠΈΠ΅ ΠΠΈΡΠ°Π½ΠΈΡ | 17Π |
ΠΠΈΠ½ΠΈΠΌΠ°Π»ΡΠ½Π°Ρ Π Π°Π±ΠΎΡΠ°Ρ Π’Π΅ΠΌΠΏΠ΅ΡΠ°ΡΡΡΠ° | 0Β°C |
ΠΠΈΠ½ΠΈΠΌΠ°Π»ΡΠ½ΠΎΠ΅ ΠΠ°ΠΏΡΡΠΆΠ΅Π½ΠΈΠ΅ ΠΠΈΡΠ°Π½ΠΈΡ | 12Π |
Π Π°Π±ΠΎΡΠΈΠΉ Π’ΠΎΠΊ ΠΠΈΡΠ°Π½ΠΈΡ | 4ΠΌΠ |
Π Π°Π±ΠΎΡΠΈΠΉ Π¦ΠΈΠΊΠ» (%) | 95% |
Π‘ΡΠΈΠ»Ρ ΠΠΎΡΠΏΡΡΠ° ΠΠ‘ ΠΠΎΠ½ΡΡΠΎΠ»Π»Π΅ΡΠ° | DIP |
Π’ΠΎΠΊ ΠΠ°ΠΏΡΡΠΊΠ° | 150ΠΌΠΊΠ |
Π£ΠΏΠ°ΠΊΠΎΠ²ΠΊΠ° | ΠΠΎΡΡΡΡΠ½ΠΎ |
Π£ΡΠΎΠ²Π΅Π½Ρ Π§ΡΠ²ΡΡΠ²ΠΈΡΠ΅Π»ΡΠ½ΠΎΡΡΠΈ ΠΊ ΠΠ»Π°ΠΆΠ½ΠΎΡΡΠΈ (MSL) | - |
Π§Π°ΡΡΠΎΡΠ° | 100ΠΊΠΡ |