NCP1294 vs NCP1294DB Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng NCP1294 sa pamamagitan ng onsemi at NCP1294DB sa pamamagitan ng onsemi. Ikinahambing ang mga pangunahing paglalarawan, mga tama ng elektriko, paakay, kalagayan ng buhay, presyo, at pagkakaroon upang makita ang pinakamahusay na komponente para sa iyong mga kinakailangang pang disenyo.
onsemi
NCP1294 - Fixed Frequency PWM Controller for Flyback/Forward/Boost | onsemi
NCP1294 ✓ Nakahanda
Pagsanggunian na paghahambing
| Parametro | NCP1294 | NCP1294DB |
|---|---|---|
| Brand | onsemi | onsemi |
| Kategorya | DC-DC Converters | DC-DC Converters |
| Katayuan ng Lifecycle | Aktibo | Unknown |
| Topology Supported | Flyback, Boost, Forward | — |
| Control Method | Fixed Frequency Feed Forward Voltage Mode PWM | — |
| Takbo ng Pagpipili | 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] |
| Soft-Start | Internal, programmable | Yes |
| Limit ng Current | Cycle-by-cycle | — |
| Leading Edge Blanking | Yes (internal) | — |
| Undervoltage Protection (UVP) | Yes | — |
| Overvoltage Protection (OVP) | Yes | — |
| Output Driver | Totem pole (MOSFET gate drive) | — |
| Temperature na Operasyon | -40C to +125C [DATA_NEEDED: verified from datasheet] | — |
| Packhaging | TSSOP-14 [DATA_NEEDED: verify pin count] | [DATA_NEEDED: package designation and pin count] |
| Uri ng Pagpapasok | Surface Mount | [DATA_NEEDED: mounting type] |
| Tindminan 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] |
| Hanay ng Temperature na Operasyon | — | [DATA_NEEDED: operating temperature range] |