LT8645SHV-2#PBF vs LT8640IUDC-1#PBF Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci LT8645SHV-2#PBF 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.
Analog Devices
LT8645SHV-2#PBF - 65V 8A Silent Switcher Buck | Analog Devices
LT8645SHV-2#PBF ✓ Aktif
Pengandingan Spesifikasi
| Parametr | LT8645SHV-2#PBF | LT8640IUDC-1#PBF |
|---|---|---|
| Merek | Analog Devices | Analog Devices |
| Kategori | DC-DC Converters | DC-DC Converters |
| Status Lingkungan Hidup | Aktif | Aktif |
| Tetstruktur | Synchronous Step-Down (Buck) | Synchronous Buck (Step-Down) |
| Gambaran Tegangan Masukan | 3.4 V to 65 V | 3.4 V to 42 V |
| Gambaran Tegangan Output | 0.97 V to 65 V (adjustable) | 0.97 V to 41.58 V (adjustable) |
| Saiz Sistem Pampasan maximum | 8 A | 5 A |
| Bilangan Output | 1 | — |
| Frekuensi Pertukaran | Up to 2.2 MHz | — |
| Arus Dalam Tentera | 2.5 µA (Burst Mode) | — |
| Architecture | Silent Switcher 2nd generation | — |
| Internal Switches | Yes (high-side and low-side MOSFETs) | — |
| Internal Bypass Capacitors | Yes (integrated) | — |
| Suhu Hubungan Operasi | -40 °C to +150 °C (HV grade) | — |
| Kemasan | 32-pin LQFN Exposed Pad | 20-WFQFN, 18 leads, exposed pad (3 mm x 4 mm) |
| Jenis Pemasangan | Surface Mount | Surface Mount |
| Status RoHS | Compliant | — |
| Lead-Free | Yes (#PBF suffix) | — |
| 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 |
| Mode Selection | — | Burst / Spread-Spectrum / SYNC / Forced-Continuous via SYNC/MODE pin |
| Efficiency (architectural claim) | — | Silent Switcher architecture, low-EMI |
| Aras MSL | — | 1 (unlimited) |
| Lead-Free / RoHS | — | Yes (PBF suffix) |