TPS23881ARTQT vs TPS23881RTQR Comparaison
Comparaison détaillée côte à côte de TPS23881ARTQT par Texas Instruments et TPS23881RTQR par Texas Instruments. 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.
Texas Instruments
TPS23881ARTQT - 8-Ch 4-Pair Type-4 PoE PSE | Texas Instruments
TPS23881ARTQT ✓ ActifTexas Instruments
TPS23881RTQR - 8-Ch 802.3bt PoE PSE Controller | Texas Instruments
TPS23881RTQR ✓ ActifComparaison des spécifications
| Paramètre | TPS23881ARTQT | TPS23881RTQR |
|---|---|---|
| Marque | Texas Instruments | Texas Instruments |
| Catégorie | Power MOSFET Drivers | Power MOSFET Drivers |
| Statut du cycle de vie | Actif | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $5,30 | $6,05 |
| Number of Channels | 8 | 8 independent PSE channels |
| PoE Standard | IEEE 802.3bt Type-3 / Type-4, 802.3at (PoE+) | — |
| Number of Powered Pairs | 4-pair | — |
| Sense Resistor | 200 mΩ | — |
| Supply Voltage (VCC) | 44 V to 57 V (nominal 48 V) | — |
| Maximum Per-Port Power | 90 W (Type-4) | — |
| Control Interface | I2C (16 selectable addresses) | — |
| Modes | Autonomous / Semi-Auto / Manual | — |
| Current Limit Foldback | Yes (per-port) | — |
| Thermal Protection | Yes (per-port thermal shutdown) | — |
| Température de fonctionnement | -40 °C to +125 °C | -40 C to +85 C |
| Boîtier | 56-pin VQFN (8x8 mm) | VQFN-56 (RTQ) 8x8 mm with exposed thermal pad |
| Type de montage | Surface Mount | Surface Mount |
| Niveau MSL | 3 (168 hours) | Level-3, 260 C, 168 hr (per JEDEC J-STD-020) |
| Statut RoHS | Compliant | RoHS Compliant |
| Product Type | — | PoE PSE Controller (Power Sourcing Equipment) |
| Standard Compliance | — | IEEE 802.3bt (Type 3 / Type 4), backwards compatible with 802.3at / 802.3af |
| Configuration | — | 2-Pair or 4-Pair, auto-mode or semi-auto-mode |
| Maximum Power per Port | — | 90 W (Type-4, 4-Pair) |
| Current Sense Resistor | — | 200 mΩ RSENSE (external) |
| Plage de tension d'entrée | — | 44 V to 57 V (typical 54 V PoE bus) |
| Host Interface | — | I2C (primary), SPI (configuration) |
| Integrated Hot-Swap FET | — | Yes, per channel (low-side) |
| REACH Status | — | [DATA_NEEDED: REACH compliance statement] |
| Telemetry | — | Per-port V/I readback via 12-bit ADC |
| Firmware Support | — | Compatible with TI FirmPSE system firmware (multi-device up to 48 ports) |