LT4276AIUFD vs LT4276AHUFD#PBF Comparaison
Comparaison détaillée côte à côte de LT4276AIUFD par Analog Devices et LT4276AHUFD#PBF par Analog Devices. Comparez les spécifications clés, les paramètres électriques, le conditionnement, le statut de cycle de vie, les prix et la disponibilité pour déterminer le meilleur composant pour vos exigences de conception.
Analog Devices
LT4276AIUFD - LTPoE++/PoE+/PoE PD Forward/Flyback Controller | Analog Devices
LT4276AIUFD ✓ ActifAnalog Devices
LT4276AHUFD#PBF - LTPoE++ PoE PD Controller 90W | Analog Devices
LT4276AHUFD#PBF ✓ ActifComparaison des spécifications
| Paramètre | LT4276AIUFD | LT4276AHUFD#PBF |
|---|---|---|
| Marque | Analog Devices | Analog Devices |
| Catégorie | Power Over Ethernet (PoE) Controllers | Voltage Regulators |
| Statut du cycle de vie | Actif | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $2,28 | $4,58 |
| Product Type | Powered Device (PD) Controller | — |
| PoE Standard | IEEE 802.3af/at, LTPoE++ | — |
| LTPoE++ Power Levels | 38.7W / 52.7W / 70W / 90W | — |
| PoE+ Power | 25.5W | — |
| PoE Power | 12.95W | — |
| Number of Channels | 1 | — |
| Topology Support | Forward / Flyback | — |
| Auxiliary Supply Support | Yes (auto takeover) | — |
| Integrated Hot Swap FET | Yes, 100V | — |
| Température de fonctionnement | -40C to +85C | -40C to +125C |
| Boîtier | 28-QFN (4x5 mm) | QFN-28 (4x5 mm) with exposed pad |
| Type de montage | Surface Mount | Surface Mount |
| Niveau MSL | 1 (unlimited) | 2 |
| Statut RoHS | Compliant (#PBF suffix) | Compliant (Pb-free #PBF suffix) |
| Lead-Free | Yes | — |
| Sans halogène | Yes | — |
| 1ku List Price (Starting) | $2.47 USD | — |
| Fonction | — | LTPoE++/PoE+/PoE Powered Device Controller with integrated switching regulator |
| Supported Standards | — | IEEE 802.3at (PoE+), 802.3af (PoE), LTPoE++ |
| Maximum PD Power | — | 90 W (LTPoE++ class) |
| Classification Levels | — | 38.7W / 52.7W / 70W / 90W |
| VPORT Rating | — | 60 V |
| Operating Current | — | 2 mA typical |
| Fréquence de commutation | — | 300 kHz |
| Supported Topologies | — | Forward, Flyback (synchronous, isolated) |
| Auxiliary Power Support | — | Yes |
| Pin/Package Compatibility | — | Pin-for-pin with LT4276B (PoE+) and LT4276C (PoE) |