LT8640EUDC#TRPBF vs LT8640IUDC-1#PBF Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci LT8640EUDC#TRPBF disebabkan oleh Analog Devices dan LT8640IUDC-1#PBF disebabkan oleh Analog Devices. Bandingkan spesifikasi utama, parameter elektrik, pakej, status kehidupan, harga, dan keupayaan untuk menentukan komponen terbaik untuk keperluan disenjaya anda.
Pengandingan Spesifikasi
| Parametr | LT8640EUDC#TRPBF | LT8640IUDC-1#PBF |
|---|---|---|
| Merek | Analog Devices | Analog Devices |
| Kategori | DC-DC Converters | DC-DC Converters |
| Status Lingkungan Hidup | Aktif | Aktif |
| Tetstruktur | Synchronous Buck (Step-Down) | Synchronous Buck (Step-Down) |
| Gambaran Tegangan Masukan | 3.4 V to 42 V | 3.4 V to 42 V |
| Gambaran Tegangan Output | 0.97 V to 41.58 V (adjustable) | 0.97 V to 41.58 V (adjustable) |
| Saiz Sistem Pampasan maximum | 5 A | 5 A |
| Bilangan Output | 1 | — |
| Frekuensi Pertukaran | Up to 3 MHz (programmable) | — |
| Arus Dalam Tentera | 2.5 µA (output in regulation, Burst Mode) | — |
| Minimum Switch On-Time | 30 ns (top switch) | — |
| Architecture | Silent Switcher (low EMI) | — |
| Mode Selection | Burst Mode / Spread Spectrum / External Sync / Pulse-Skipping / Forced Continuous | Burst / Spread-Spectrum / SYNC / Forced-Continuous via SYNC/MODE pin |
| Suhu Hubungan Operasi | -40 °C to +125 °C (E grade, design assured over -40 to +125) | — |
| Kemasan | 20-WFQFN / 18-lead QFN with Exposed Pad (LGA-style UD package) | 20-WFQFN, 18 leads, exposed pad (3 mm x 4 mm) |
| Jenis Pemasangan | Surface Mount | Surface Mount |
| Aras MSL | 1 | 1 (unlimited) |
| Status RoHS | Compliant (Pb-free) | — |
| Output Polarity | Positive | — |
| Switching Frequency Range | — | 200 kHz to 3 MHz |
| Minimum Top Switch On-Time | — | 30 ns |
| Quiescent Current (Burst Mode) | — | 2.5 uA |
| Gambaran Suhu Operasi | — | -40C to +125C (TJ) |
| Mode (LT8640-1) | — | Forced Continuous PWM at light load |
| Efficiency (architectural claim) | — | Silent Switcher architecture, low-EMI |
| Lead-Free / RoHS | — | Yes (PBF suffix) |