ST1S41PUR vs ST1S40PUR Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng ST1S41PUR sa pamamagitan ng STMicroelectronics at ST1S40PUR sa pamamagitan ng STMicroelectronics. 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
ST1S41PUR - 4A 18V Sync Step-Down DC-DC | STMicroelectronics
ST1S41PUR ✓ NakahandaSTMicroelectronics
ST1S40PUR - 3A, 4V to 18V Step-Down Converter | STMicroelectronics
ST1S40PUR ✓ NakahandaPagsanggunian na paghahambing
| Parametro | ST1S41PUR | ST1S40PUR |
|---|---|---|
| Brand | STMicroelectronics | STMicroelectronics |
| Kategorya | DC-DC Converters | DC-DC Converters |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Topolohiya | Synchronous Buck (Step-Down) DC-DC Converter | — |
| Hanay ng Voltage ng Input | 4.0 V to 18 V | 4 V to 18 V |
| Hanay ng Output Volte | 0.8 V to VIN (adjustable) | 0.8 V to VIN |
| Maksimum na Current ng Output | 4 A continuous | 3 A |
| Takbo ng Pagpipili | 850 kHz nominal (700 kHz to 1 MHz adjustable) | 1.5 MHz |
| High-Side Switch Rds(on) | 95 mΩ | — |
| Low-Side Switch Rds(on) | 69 mΩ (synchronous rectifier) | — |
| Control Method | Peak Current-Mode PWM with Internal Compensation | — |
| Peak Efficiency | Up to 90% | — |
| Kuru-kuryente ng Kapayapaan | 1.5 mA typical | 1.5 mA |
| Soft-Start | Internal | — |
| Protection Features | Overcurrent, Thermal Shutdown, Cycle-by-Cycle Current Limit | — |
| Hanay ng Temperature na Operasyon | -40 °C to +125 °C junction | — |
| Packhaging | VFQFPN-8 (3x3 mm) with exposed thermal pad | DFN6 (3x3 mm) |
| Uri ng Pagpapasok | Surface Mount | Surface Mount |
| Level ng MSL | 1 | 1 (unlimited) |
| Tindminan RoHS | Compliant | Compliant |
| Type ng Output | — | Adjustable |
| Epektibidad | — | 90% (typical) |
| Kuru-kuryente ng Pagbubuwag | — | 1 uA (max) |
| Thermal Resistance | — | 45 C/W |
| Temperature na Operasyon | — | -40C to +150C |
| Pin na Pinapayagan | — | Yes (active-high) |