NCP1294 vs NCP1294DB Comparaison
Comparaison détaillée côte à côte de NCP1294 par onsemi et NCP1294DB par onsemi. Comparez les spécifications clés, les paramètres électriques, le conditionnement, le statut de cycle de vie, les prix et la disponibilité pour déterminer le meilleur composant pour vos exigences de conception.
Comparaison des spécifications
| Paramètre | NCP1294 | NCP1294DB |
|---|---|---|
| Marque | onsemi | onsemi |
| Catégorie | DC-DC Converters | DC-DC Converters |
| Statut du cycle de vie | Actif | Unknown |
| Topology Supported | Flyback, Boost, Forward | — |
| Control Method | Fixed Frequency Feed Forward Voltage Mode PWM | — |
| Fréquence de commutation | Programmable (up to 1 MHz typical) [DATA_NEEDED: exact max] | [DATA_NEEDED: switching frequency] |
| Startup Current | < 50 uA | Less than 50 uA |
| VCC Supply Voltage | [DATA_NEEDED: VCC range] | — |
| Maximum Duty Cycle | Programmable / Accurate Clamp [DATA_NEEDED: nominal %] | [DATA_NEEDED: maximum duty cycle] |
| Démarrage progressif | Internal, programmable | Yes |
| Limitation de courant | Cycle-by-cycle | — |
| Leading Edge Blanking | Yes (internal) | — |
| Undervoltage Protection (UVP) | Yes | — |
| Overvoltage Protection (OVP) | Yes | — |
| Output Driver | Totem pole (MOSFET gate drive) | — |
| Température de fonctionnement | -40C to +125C [DATA_NEEDED: verified from datasheet] | — |
| Boîtier | TSSOP-14 [DATA_NEEDED: verify pin count] | [DATA_NEEDED: package designation and pin count] |
| Type de montage | Surface Mount | [DATA_NEEDED: mounting type] |
| Statut RoHS | Compliant | [DATA_NEEDED: RoHS status] |
| Controller Type | — | Fixed-frequency feed-forward voltage-mode PWM controller |
| Supported Topologies | — | Flyback, boost, and forward converters |
| Optimization | — | High-frequency primary-side control |
| Duty-Cycle Limit | — | Accurate duty-cycle limit control |
| Overvoltage Protection | — | Yes |
| Undervoltage Protection | — | Yes |
| Control Mode | — | Voltage-mode |
| Feedback | — | Primary-side feedback control |
| Operating Voltage Range | — | [DATA_NEEDED: operating voltage range] |
| Output Drive Capability | — | [DATA_NEEDED: gate-drive current and sink current] |
| Protection Threshold | — | [DATA_NEEDED: overvoltage and undervoltage thresholds] |
| Plage de température de fonctionnement | — | [DATA_NEEDED: operating temperature range] |