LTC3884EUK vs LTC2974IUP#PBF Vergleich
Detaillierter Direktvergleich von LTC3884EUK von Analog Devices und LTC2974IUP#PBF 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 | LTC3884EUK | LTC2974IUP#PBF |
|---|---|---|
| Marke | Analog Devices | Analog Devices |
| Kategorie | DC-DC Converters | Supervisors & Reset |
| Lebenszyklusstatus | Aktiv | Aktiv |
| Lagerstatus | In Stock | In Stock |
| Stückpreis (USD) | $7,50 | $9,20 |
| Topologie | Buck (Step-Down), Synchronous | — |
| Anzahl der Ausgänge | 2 | — |
| Ausgangskonfiguration | Positive | — |
| Ausgangstyp | Transistor Driver | — |
| Funktion | Step-Down DC-DC Controller | 4-channel PMBus Power System Manager |
| 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 | — |
| Serial Interface | I2C / PMBus compliant | I2C/SMBus, PMBus-compliant |
| Current Sensing | Sub-milliohm DCR sensing | — |
| Betriebstemperatur | -40C to +125C (junction) | — |
| Gehäuse | 48-QFN (7x7 mm) with exposed pad | 64-lead QFN (UP), 9 mm x 9 mm |
| Montageart | Surface Mount | Surface Mount |
| MSL-Level | [DATA_NEEDED: MSL rating] | 3 (per JEDEC J-STD-020) |
| RoHS-Status | Compliant (PBF suffix) | Compliant |
| Number of Outputs Supervised | — | 4 |
| Output Voltage Servo Accuracy | — | 0.5% (over temperature) |
| 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 |
| Manufacturer | — | Analog Devices (formerly Linear Technology) |