TPS23881RTQR vs TPS23881ARTQT Comparaison
Comparaison détaillée côte à côte de TPS23881RTQR par Texas Instruments et TPS23881ARTQT 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
TPS23881RTQR - 8-Ch 802.3bt PoE PSE Controller | Texas Instruments
TPS23881RTQR ✓ ActifTexas Instruments
TPS23881ARTQT - 8-Ch 4-Pair Type-4 PoE PSE | Texas Instruments
TPS23881ARTQT ✓ ActifComparaison des spécifications
| Paramètre | TPS23881RTQR | TPS23881ARTQT |
|---|---|---|
| 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) | $6,05 | $5,30 |
| Product Type | PoE PSE Controller (Power Sourcing Equipment) | — |
| Standard Compliance | IEEE 802.3bt (Type 3 / Type 4), backwards compatible with 802.3at / 802.3af | — |
| Number of Channels | 8 independent PSE channels | 8 |
| 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) | — |
| Boîtier | VQFN-56 (RTQ) 8x8 mm with exposed thermal pad | 56-pin VQFN (8x8 mm) |
| Type de montage | Surface Mount | Surface Mount |
| Température de fonctionnement | -40 C to +85 C | -40 °C to +125 °C |
| Host Interface | I2C (primary), SPI (configuration) | — |
| Integrated Hot-Swap FET | Yes, per channel (low-side) | — |
| Niveau MSL | Level-3, 260 C, 168 hr (per JEDEC J-STD-020) | 3 (168 hours) |
| Statut RoHS | RoHS Compliant | Compliant |
| 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) | — |
| 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) |