LT8646 vs LT8646SIV#WPBF Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng LT8646 sa pamamagitan ng Analog Devices at LT8646SIV#WPBF sa pamamagitan ng Analog Devices. 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.
Analog Devices
LT8646 - 65V, 8A Silent Switcher 2 Buck Regulator | Analog Devices
LT8646 ✓ Nakahanda
Pagsanggunian na paghahambing
| Parametro | LT8646 | LT8646SIV#WPBF |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Kategorya | DC-DC Converters | DC-DC Converters |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Topolohiya | Synchronous Step-Down (Buck) | Synchronous Step-Down (Buck) |
| Hanay ng Voltage ng Input | 3 V to 65 V (65 V abs max) | 3.4 V to 65 V |
| Hanay ng Output Volte | 0.97 V to VIN (adjustable) | 0.97 V to 64 V (adjustable) |
| Maksimum na Current ng Output | 8 A continuous | 8 A |
| Kuru-kuryente ng Kapayapaan | 2.5 µA (typical at no load) | — |
| Takbo ng Pagpipili | 200 kHz to 3 MHz (programmable, synchronisable) | — |
| Architecture | Silent Switcher 2 with internal bypass capacitors | Silent Switcher 2 with integrated bypass capacitors |
| Epektibidad | >95 % at 12V to 3.3V/8A | — |
| Internal MOSFETs | Yes (high-side and low-side integrated) | Top + bottom N-channel MOSFET switches |
| Spread Spectrum | Yes (selectable) | — |
| Soft-Start | Internal, programmable | — |
| Output Over-Voltage Protection | Yes (latch-off) | — |
| Thermal Shutdown | Yes | — |
| Temperature ng Junction na Operasyon | -40 °C to +125 °C | — |
| Packhaging | 32-TFQFN Exposed Pad (5 mm × 6 mm) | 32-pin LQFN (6 mm x 4 mm) with Exposed Pad |
| Uri ng Pagpapasok | Surface Mount | Surface Mount |
| Tindminan RoHS | Compliant | Compliant |
| Switching Frequency Range | — | 200 kHz to 2.2 MHz (programmable) |
| Quiescent Current (Burst Mode) | — | 2.5 µA typical |
| Peak Efficiency | — | 96% |
| Hanay ng Temperature na Operasyon | — | -40°C to +125°C (-IV suffix) |
| Level ng MSL | — | 3 (per JEDEC J-STD-020) |
| Automotive Qualification | — | AEC-Q100 (Automotive grade per Arrow listing) |
| Synchronization | — | External clock sync input |
| Power Good Flag | — | Yes |
| Thermal Resistance (θJA) | — | ~25°C/W on 4-layer JEDEC board (estimated from package family) |