LTC3884EUK vs LTC2974IUP Perbandingan
Perbandingan bersamaan detil LTC3884EUK dari Analog Devices dan LTC2974IUP dari Analog Devices. Bandingkan spesifikasi penting, parameter listrik, pengemasan, status cycle, harga, dan ketersediaan untuk menentukan komponen terbaik untuk kebutuhan desain Anda.
Perbandingan Spesifikasi
| Parameter Umum | LTC3884EUK | LTC2974IUP |
|---|---|---|
| Merek | Analog Devices | Analog Devices |
| Kategori | DC-DC Converters | Supervisors & Reset |
| Status Lingkungan Hidup | Aktif | Aktif |
| Topologi | Buck (Step-Down), Synchronous | 4-channel PMBus power system manager |
| Jumlah Output | 2 | — |
| Konfigurasi Output | Positive | — |
| Tipe Output | Transistor Driver | — |
| Fungsi | Step-Down DC-DC Controller | — |
| Supply Voltage (Vcc/Vdd) | 4.5 V to 38 V | — |
| Frekuensi Pengganti | 200 kHz to 1 MHz | — |
| Duty Cycle (Max) | 96% | — |
| Diresinkronkan | Yes | — |
| Fitur Kontrol | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | — |
| Serial Interface | I2C / PMBus compliant | — |
| Current Sensing | Sub-milliohm DCR sensing | — |
| Suhu Kerja | -40C to +125C (junction) | — |
| Paket | 48-QFN (7x7 mm) with exposed pad | 64-lead (9 mm × 9 mm) Plastic QFN |
| Tipe Mounting | Surface Mount | Surface Mount |
| Level MSL | [DATA_NEEDED: MSL rating] | [DATA_NEEDED: MSL rating] |
| Status RoHS | Compliant (PBF suffix) | Compliant |
| Number of Outputs Managed | — | 4 |
| DAC Resolution | — | 10-bit (per channel) |
| ADC Resolution | — | 16-bit (per channel, differential) |
| Output Voltage Accuracy | — | ±0.25% (servo-trimmed) |
| On-Chip User EEPROM | — | 256 bytes |
| Antarmuka | — | PMBus 1.1 / SMBus 2.0 (I²C-compatible) |
| Digital I/O | — | ALERTB, CONTROL, SHARE_CLK, FAULTB pins |
| Rentang Suhu Kerja | — | -40 °C to +105 °C |
| Temperature Sensor | — | Integrated on-chip |
| Supply Voltage (VDD) | — | [DATA_NEEDED: VDD supply voltage] |
| Supply Current (Iq) | — | [DATA_NEEDED: typical quiescent current] |
| Tape and Reel Availability | — | Yes (#TRPBF suffix) |
| Multi-Device Sync | — | Yes (SHARE_CLK pin) |