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Quantité | |
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1+ | 1,330 € |
10+ | 0,974 € |
50+ | 0,879 € |
100+ | 0,780 € |
250+ | 0,732 € |
500+ | 0,726 € |
1000+ | 0,719 € |
2500+ | 0,713 € |
Informations produit
Aperçu du produit
The STCH03 current-mode controller is designed for an offline quasi-resonant ZVS (zerovoltage-switching at switch turn-on) flyback converter. It combines a high-performance low-voltage PWM controller chip and a 650V HV start-up cell in the same package. The device features a unique characteristic: it is capable of providing constant output current (CC) regulation using primary-sensing feedback. This eliminates the need for dedicated current reference IC, as well as the current sensor, still maintaining quite accurate output current regulation.
- Advanced power management for ultra-low standby power consumption (under 10 mW at 230 VAC)
- Fully integrated primary side constant current output regulation (CC)
- 650 V embedded HV start-up circuit with zero power consumption
- Quasi-resonant (QR) zero-voltage-switching (ZVS) operation
- Accurate and adjustable output OVP with options auto-restart (STCH03) or latched (STCH03L) after fault
- Output undervoltage protection (UVP) with auto-restart
- Input voltage feedforward compensation for mains-independent CC regulation
- Embedded thermal shutdown
- Intelligent frequency jitter for EMI suppression
Spécifications techniques
Contrôleur Quasi-Résonant
Contrôle en mode courant
23V
8Broche(s)
154kHz
-
50%
-40°C
-
MSL 3 - 168 heures
-
-
-
1Canal(aux)
11.5V
SOIC
Montage en surface
-
-
Flyback
150°C
0
No SVHC (21-Jan-2025)
SOIC
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-
Documents techniques (2)
Produits associés
6 produit(s) trouvé(s)
Législation et Questions environnementales
Pays dans lequel la dernière étape de production majeure est intervenuePays d'origine :China
Pays dans lequel la dernière étape de production majeure est intervenue
RoHS
RoHS
Certificat de conformité du produit