LTC2974IUP#PBF vs LTC3884EUK Vergleich
Detaillierter Direktvergleich von LTC2974IUP#PBF von Analog Devices und LTC3884EUK von Analog Devices. Vergleichen Sie die wichtigsten Spezifikationen, elektrischen Parameter, Gehäuse, Lebenszyklusstatus, Preise und Verfügbarkeit, um das beste Bauteil für Ihre Designanforderungen zu ermitteln.
Spezifikationsvergleich
| Parameter | LTC2974IUP#PBF | LTC3884EUK |
|---|---|---|
| Marke | Analog Devices | Analog Devices |
| Kategorie | Supervisors & Reset | DC-DC Converters |
| Lebenszyklusstatus | Aktiv | Aktiv |
| Lagerstatus | In Stock | In Stock |
| Stückpreis (USD) | $9,20 | $7,50 |
| Funktion | 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 | — |
| Betriebstemperaturbereich | -40 C to +105 C | — |
| Gehäuse | 64-lead QFN (UP), 9 mm x 9 mm | 48-QFN (7x7 mm) with exposed pad |
| Montageart | Surface Mount | Surface Mount |
| MSL-Level | 3 (per JEDEC J-STD-020) | [DATA_NEEDED: MSL rating] |
| RoHS-Status | Compliant | Compliant (PBF suffix) |
| Manufacturer | Analog Devices (formerly Linear Technology) | — |
| Topologie | — | Buck (Step-Down), Synchronous |
| Anzahl der Ausgänge | — | 2 |
| Ausgangskonfiguration | — | Positive |
| Ausgangstyp | — | Transistor Driver |
| Supply Voltage (Vcc/Vdd) | — | 4.5 V to 38 V |
| Schaltfrequenz | — | 200 kHz to 1 MHz |
| Duty Cycle (Max) | — | 96% |
| Synchron-Gleichrichter | — | Yes |
| Steuerungseigenschaften | — | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking |
| Current Sensing | — | Sub-milliohm DCR sensing |
| Betriebstemperatur | — | -40C to +125C (junction) |