UC3842BD1 vs NCP1294 Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng UC3842BD1 sa pamamagitan ng STMicroelectronics at NCP1294 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.
STMicroelectronics
UC3842BD1 - Current Mode PWM Controller | STMicroelectronics | SMPS
UC3842BD1 ✓ Nakahandaonsemi
NCP1294 - Fixed Frequency PWM Controller for Flyback/Forward/Boost | onsemi
NCP1294 ✓ NakahandaPagsanggunian na paghahambing
| Parametro | UC3842BD1 | NCP1294 |
|---|---|---|
| Brand | STMicroelectronics | onsemi |
| Kategorya | DC-DC Converters | DC-DC Converters |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Presyo ng Yunit (USD) | $0.15 | — |
| Hanay ng Voltage ng Input | 7.5 V to 30 V | — |
| Output Current (Peak) | 1 A | — |
| Oscillator Frequency (Max) | 500 kHz | — |
| Maximum Duty Cycle | 96% | Programmable / Accurate Clamp [DATA_NEEDED: nominal %] |
| Reference Output Voltage | 5 V | — |
| Reference Tolerance | ±2% | — |
| Error Amplifier Bandwidth | 1 MHz | — |
| Current Sense Threshold | 1 V | — |
| Startup Current | 0.5 mA | < 50 uA |
| Operating Supply Current | 11 mA | — |
| Under-Voltage Lockout (UVLO) On | 16 V | — |
| Under-Voltage Lockout (UVLO) Off | 10 V | — |
| Hanay ng Temperature na Operasyon | -40°C to +150°C | — |
| Packhaging | SOIC-8 | TSSOP-14 [DATA_NEEDED: verify pin count] |
| Uri ng Pagpapasok | Surface Mount | Surface Mount |
| Tindminan RoHS | Compliant | Compliant |
| 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] |
| VCC Supply Voltage | — | [DATA_NEEDED: VCC range] |
| Soft-Start | — | Internal, programmable |
| 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] |