LTC2974IUP#PBF vs LTC3884EUK Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng LTC2974IUP#PBF sa pamamagitan ng Analog Devices at LTC3884EUK sa pamamagitan ng Analog Devices. Ikinahambing ang mga pangunahing paglalarawan, mga tama ng elektriko, paakay, kalagayan ng buhay, presyo, at pagkakaroon upang makita ang pinakamahusay na komponente para sa iyong mga kinakailangang pang disenyo.
Pagsanggunian na paghahambing
| Parametro | LTC2974IUP#PBF | LTC3884EUK |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Kategorya | Supervisors & Reset | DC-DC Converters |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| 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 | — |
| Hanay ng Temperature na Operasyon | -40 C to +105 C | — |
| Packhaging | 64-lead QFN (UP), 9 mm x 9 mm | 48-QFN (7x7 mm) with exposed pad |
| Uri ng Pagpapasok | Surface Mount | Surface Mount |
| Level ng MSL | 3 (per JEDEC J-STD-020) | [DATA_NEEDED: MSL rating] |
| Tindminan RoHS | Compliant | Compliant (PBF suffix) |
| Manufacturer | Analog Devices (formerly Linear Technology) | — |
| Topolohiya | — | Buck (Step-Down), Synchronous |
| Bilang ng Outputs | — | 2 |
| Output Kumpigurasyon | — | Positive |
| Type ng Output | — | Transistor Driver |
| Supply Voltage (Vcc/Vdd) | — | 4.5 V to 38 V |
| Takbo ng Pagpipili | — | 200 kHz to 1 MHz |
| Duty Cycle (Max) | — | 96% |
| Synchronous Rectifier | — | Yes |
| Features ng Control | — | Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking |
| Current Sensing | — | Sub-milliohm DCR sensing |
| Temperature na Operasyon | — | -40C to +125C (junction) |