LTC2974IUP#PBF vs LTC3884EUK Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci LTC2974IUP#PBF disebabkan oleh Analog Devices dan LTC3884EUK 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 | LTC2974IUP#PBF | LTC3884EUK |
|---|---|---|
| Merek | Analog Devices | Analog Devices |
| Kategori | Supervisors & Reset | DC-DC Converters |
| Status Lingkungan Hidup | Aktif | Aktif |
| Fungsi | 4-channel PMBus Power System Manager | Step-Down DC-DC Controller |
| Number of Outputs Supervised | 4 | — |
| Output Voltage Servo Accuracy | 0.5% (over temperature) | — |
| Serial Interface | I2C/SMBus, PMBus-compliant | I2C / PMBus compliant |
| On-chip ADC | 12-bit (VIN/VOUT readback) | — |
| On-chip DACs | 4 x 10-bit (trim/margin) | — |
| User EEPROM | 256 bytes with CRC | — |
| Fault Logging | Yes, black-box with time-stamp | — |
| Supply Voltage (VCC) | 4.5 V to 15 V | — |
| Digital I/O Logic Level | 3.3 V / 5 V tolerant | — |
| Gambaran Suhu Operasi | -40 C to +105 C | — |
| Kemasan | 64-lead QFN (UP), 9 mm x 9 mm | 48-QFN (7x7 mm) with exposed pad |
| Jenis Pemasangan | Surface Mount | Surface Mount |
| Aras MSL | 3 (per JEDEC J-STD-020) | [DATA_NEEDED: MSL rating] |
| Status RoHS | Compliant | Compliant (PBF suffix) |
| Manufacturer | Analog Devices (formerly Linear Technology) | — |
| Tetstruktur | — | Buck (Step-Down), Synchronous |
| Bilangan Output | — | 2 |
| Konfigurasi Output | — | Positive |
| Jenis Output | — | Transistor Driver |
| 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 |
| Current Sensing | — | Sub-milliohm DCR sensing |
| Suhu Operasi | — | -40C to +125C (junction) |