NCP1294DB vs NCP1294 Karşılaştırma
Ayrıntılı yan yana karşılaştırma NCP1294DB tarafından onsemi ve NCP1294 tarafından onsemiAnahtar özellikleri, elektriksel parametreleri, ambalajı, yaşam döngüsü durumu, fiyatlandırma ve mevcudiyeti karşılaştırarak tasarım gereksinimleriniz için en iyi bileşeni belirleyin.
Özellik Karşılaştırması
| Parametre | NCP1294DB | NCP1294 |
|---|---|---|
| Marka | onsemi | onsemi |
| Kategori | DC-DC Converters | DC-DC Converters |
| Yaşam Döngüsü Durumu | Unknown | Aktif |
| Controller Type | Fixed-frequency feed-forward voltage-mode PWM controller | — |
| Supported Topologies | Flyback, boost, and forward converters | — |
| Optimization | High-frequency primary-side control | — |
| Yumuşak Başlangıç | Yes | Internal, programmable |
| Duty-Cycle Limit | Accurate duty-cycle limit control | — |
| Startup Current | Less than 50 uA | < 50 uA |
| Overvoltage Protection | Yes | — |
| Undervoltage Protection | Yes | — |
| Control Mode | Voltage-mode | — |
| Feedback | Primary-side feedback control | — |
| Değiştirme Frekansı | [DATA_NEEDED: switching frequency] | Programmable (up to 1 MHz typical) [DATA_NEEDED: exact max] |
| Operating Voltage Range | [DATA_NEEDED: operating voltage range] | — |
| Maximum Duty Cycle | [DATA_NEEDED: maximum duty cycle] | Programmable / Accurate Clamp [DATA_NEEDED: nominal %] |
| 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] | — |
| Paket | [DATA_NEEDED: package designation and pin count] | TSSOP-14 [DATA_NEEDED: verify pin count] |
| Montaj Türü | [DATA_NEEDED: mounting type] | Surface Mount |
| RoHS Durumu | [DATA_NEEDED: RoHS status] | Compliant |
| Topology Supported | — | Flyback, Boost, Forward |
| Control Method | — | Fixed Frequency Feed Forward Voltage Mode PWM |
| VCC Supply Voltage | — | [DATA_NEEDED: VCC range] |
| 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] |