NCP1294 vs NCP1294DB Karşılaştırma
Ayrıntılı yan yana karşılaştırma NCP1294 tarafından onsemi ve NCP1294DB tarafından onsemiAnahtar özellikleri, elektriksel parametreleri, ambalajı, yaşam döngüsü durumu, fiyatlandırma ve mevcudiyeti karşılaştırarak tasarım gereksinimleriniz için en iyi bileşeni belirleyin.
Özellik Karşılaştırması
| Parametre | NCP1294 | NCP1294DB |
|---|---|---|
| Marka | onsemi | onsemi |
| Kategori | DC-DC Converters | DC-DC Converters |
| Yaşam Döngüsü Durumu | Aktif | Unknown |
| Topology Supported | Flyback, Boost, Forward | — |
| Control Method | Fixed Frequency Feed Forward Voltage Mode PWM | — |
| Değiştirme Frekansı | 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] |
| Yumuşak Başlangıç | Internal, programmable | Yes |
| Akım Sınırı | Cycle-by-cycle | — |
| Leading Edge Blanking | Yes (internal) | — |
| Undervoltage Protection (UVP) | Yes | — |
| Overvoltage Protection (OVP) | Yes | — |
| Output Driver | Totem pole (MOSFET gate drive) | — |
| İşletim Sıcaklığı | -40C to +125C [DATA_NEEDED: verified from datasheet] | — |
| Paket | TSSOP-14 [DATA_NEEDED: verify pin count] | [DATA_NEEDED: package designation and pin count] |
| Montaj Türü | Surface Mount | [DATA_NEEDED: mounting type] |
| RoHS Durumu | 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] |
| İşletim Sıcaklığı Aralığı | — | [DATA_NEEDED: operating temperature range] |