LTC3884EUK vs LTC2974IUP Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci LTC3884EUK disebabkan oleh Analog Devices dan LTC2974IUP 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 | LTC3884EUK | LTC2974IUP |
|---|---|---|
| Merek | Analog Devices | Analog Devices |
| Kategori | DC-DC Converters | Supervisors & Reset |
| Status Lingkungan Hidup | Aktif | Aktif |
| Tetstruktur | Buck (Step-Down), Synchronous | 4-channel PMBus power system manager |
| Bilangan Output | 2 | — |
| Konfigurasi Output | Positive | — |
| Jenis Output | Transistor Driver | — |
| Fungsi | Step-Down DC-DC Controller | — |
| Supply Voltage (Vcc/Vdd) | 4.5 V to 38 V | — |
| Frekuensi Pertukaran | 200 kHz to 1 MHz | — |
| Duty Cycle (Max) | 96% | — |
| Peralisan Sama | Yes | — |
| Ciri Kawalan | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking | — |
| Serial Interface | I2C / PMBus compliant | — |
| Current Sensing | Sub-milliohm DCR sensing | — |
| Suhu Operasi | -40C to +125C (junction) | — |
| Kemasan | 48-QFN (7x7 mm) with exposed pad | 64-lead (9 mm × 9 mm) Plastic QFN |
| Jenis Pemasangan | Surface Mount | Surface Mount |
| Aras 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 |
| Antaramuka | — | PMBus 1.1 / SMBus 2.0 (I²C-compatible) |
| Digital I/O | — | ALERTB, CONTROL, SHARE_CLK, FAULTB pins |
| Gambaran Suhu Operasi | — | -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) |