LTC3884EUK vs LTC2974IUP Ikinahambing
Detalyadong pagkakahiwalay na pagkakahambing ng LTC3884EUK sa pamamagitan ng Analog Devices at LTC2974IUP 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 | LTC3884EUK | LTC2974IUP |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Kategorya | DC-DC Converters | Supervisors & Reset |
| Katayuan ng Lifecycle | Aktibo | Aktibo |
| Topolohiya | Buck (Step-Down), Synchronous | 4-channel PMBus power system manager |
| Bilang ng Outputs | 2 | — |
| Output Kumpigurasyon | Positive | — |
| Type ng Output | Transistor Driver | — |
| Fungsi | Step-Down DC-DC Controller | — |
| 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 | — |
| Serial Interface | I2C / PMBus compliant | — |
| Current Sensing | Sub-milliohm DCR sensing | — |
| Temperature na Operasyon | -40C to +125C (junction) | — |
| Packhaging | 48-QFN (7x7 mm) with exposed pad | 64-lead (9 mm × 9 mm) Plastic QFN |
| Uri ng Pagpapasok | Surface Mount | Surface Mount |
| Level ng MSL | [DATA_NEEDED: MSL rating] | [DATA_NEEDED: MSL rating] |
| Tindminan 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 |
| Interface | — | PMBus 1.1 / SMBus 2.0 (I²C-compatible) |
| Digital I/O | — | ALERTB, CONTROL, SHARE_CLK, FAULTB pins |
| Hanay ng Temperature na Operasyon | — | -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) |