LTC7802JUFDM#WPBF vs LTC3899EFE Pengandingan
Pengandingan Sisi Kiri Sisi Kanan Terperinci LTC7802JUFDM#WPBF disebabkan oleh Analog Devices dan LTC3899EFE disebabkan oleh Analog Devices. Bandingkan spesifikasi utama, parameter elektrik, pakej, status kehidupan, harga, dan keupayaan untuk menentukan komponen terbaik untuk keperluan disenjaya anda.
Analog Devices
LTC7802JUFDM#WPBF - 40V Low IQ Dual Step-Down Controller | ADI
LTC7802JUFDM#WPBF ✓ AktifAnalog Devices
LTC3899EFE - 60V Triple Output Buck/Buck/Boost Sync Controller | ADI
LTC3899EFE ✓ AktifPengandingan Spesifikasi
| Parametr | LTC7802JUFDM#WPBF | LTC3899EFE |
|---|---|---|
| Merek | Analog Devices | Analog Devices |
| Kategori | DC-DC Converters | DC-DC Converters |
| Status Lingkungan Hidup | Aktif | Aktif |
| Tetstruktur | Dual synchronous buck controller | Triple-output synchronous buck + buck + boost controller |
| Bilangan Output | 2 | 3 (2 buck + 1 boost, boost can run PassThru) |
| Gambaran Tegangan Masukan | 4.5 V to 40 V | — |
| Gambaran Tegangan Output | 0.8 V to VIN (min 0.8 V) | 800 mV to 60 V |
| Output Current | Dependent on external MOSFETs | — |
| Switching Frequency Range | 100 kHz to 3 MHz (PLL-lockable) | — |
| Maximum Duty Cycle | 99 % | — |
| Feedback Voltage Accuracy | ±1 % over temperature | — |
| Tegangan Rujukan | 0.8 V | — |
| Quiescent Current (Burst Mode) | [DATA_NEEDED: quiescent current spec] | — |
| Gambaran Suhu Operasi | -40 C to +150 C (TJ) | — |
| Kemasan | 28-lead QFN (4x5 mm) with exposed pad | 38-pin TSSOP-EP (FE suffix) |
| Aras MSL | [DATA_NEEDED: MSL rating] | 1 (unlimited floor life at <30C/85%RH) |
| Status RoHS | Compliant | Compliant (#PBF suffix) |
| Lead-Free | Yes | — |
| Wettable Flanks | Yes (UFDM suffix) | — |
| Spread-Spectrum Modulation | Selectable via PLLIN/SPREAD pin | — |
| Input Voltage Range (VIN) | — | 4.5 V to 60 V |
| Frekuensi Pertukaran | — | Up to 850 kHz (phase-lockable) |
| Arus Dalam Tentera | — | 15 µA per channel (regulating) |
| Control Architecture | — | Constant-frequency current-mode |
| MOSFET Driver | — | N-channel synchronous, all channels |
| EXTVCC Internal LDO | — | 5 V (for gate drive from external 5V rail) |
| DRVSET Pin | — | Yes (adjustable gate drive voltage) |
| Protection Features | — | Cycle-by-cycle current limit, short-circuit hiccup, OVP, UV, thermal shutdown |
| Suhu Hubungan Operasi | — | -40 C to +125 C (extended temp grade) |
| Jenis Pemasangan | — | Surface Mount |