Datasheet Linear Technology LT4321
| Manufacturer | Linear Technology |
| Series | LT4321 |
PoE Ideal Diode Bridge Controller
Datasheets
LT4321 - PoE Ideal Diode Bridge Controller
PDF, 176 Kb, File uploaded: Oct 26, 2017
Extract from the document
Prices
Packaging
| LT4321HUF#PBF | LT4321HUF#TRPBF | LT4321IUF#PBF | LT4321IUF#TRPBF | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Package | 4x4 QFN-16 Package Outline Drawing | 4x4 QFN-16 Package Outline Drawing | 4x4 QFN-16 Package Outline Drawing | 4x4 QFN-16 Package Outline Drawing |
| Package Code | UF | UF | UF | UF |
| Package Index | 05-08-1692 | 05-08-1692 | 05-08-1692 | 05-08-1692 |
| Pin Count | 16 | 16 | 16 | 16 |
Parametrics
| Parameters / Models | LT4321HUF#PBF | LT4321HUF#TRPBF | LT4321IUF#PBF | LT4321IUF#TRPBF |
|---|---|---|---|---|
| Number of Channels | 2 | 2 | 2 | 2 |
| Demo Boards | DC2093A-A,DC2093A-B,DC2093A-C,DC2047A-A,DC2125A,DC2046A-A,DC2046A-B,DC2046A-C,DC2046A-D,DC2046A-E,DC2046A-F,DC2475A-A,DC2476A-A,DC2539A-A,DC2584A-A,DC2583A | DC2093A-A,DC2093A-B,DC2093A-C,DC2047A-A,DC2125A,DC2046A-A,DC2046A-B,DC2046A-C,DC2046A-D,DC2046A-E,DC2046A-F,DC2475A-A,DC2476A-A,DC2539A-A,DC2584A-A,DC2583A | DC2093A-A,DC2093A-B,DC2093A-C,DC2047A-A,DC2125A,DC2046A-A,DC2046A-B,DC2046A-C,DC2046A-D,DC2046A-E,DC2046A-F,DC2475A-A,DC2476A-A,DC2539A-A,DC2584A-A,DC2583A | DC2093A-A,DC2093A-B,DC2093A-C,DC2047A-A,DC2125A,DC2046A-A,DC2046A-B,DC2046A-C,DC2046A-D,DC2046A-E,DC2046A-F,DC2475A-A,DC2476A-A,DC2539A-A,DC2584A-A,DC2583A |
| Diode Off with Back-to-Back FETs? | no | no | no | no |
| Export Control | no | no | no | no |
| Ideal Diode | Dual Bridges with External N-Channel | Dual Bridges with External N-Channel | Dual Bridges with External N-Channel | Dual Bridges with External N-Channel |
| Internal FET | no | no | no | no |
| Ishutdown, µA | 32 | 32 | 32 | 32 |
| Operating Temperature Range, °C | -40 to 125 | -40 to 125 | -40 to 85 | -40 to 85 |
| Supply for FET Gate drive | Internal Charge Pump | Internal Charge Pump | Internal Charge Pump | Internal Charge Pump |
| Total Quiescent Current, mA | 0.5 | 0.5 | 0.5 | 0.5 |
| Typical Current Capability, A | 20 | 20 | 20 | 20 |
| Vin Max, V | 80 | 80 | 80 | 80 |
| Vin Min, V | 20 | 20 | 20 | 20 |
Eco Plan
| LT4321HUF#PBF | LT4321HUF#TRPBF | LT4321IUF#PBF | LT4321IUF#TRPBF | |
|---|---|---|---|---|
| RoHS | Compliant | Compliant | Compliant | Compliant |
Model Line
Series: LT4321 (4)
Manufacturer's Classification
- Monitor, Control and Protection > PowerPath Controllers & Ideal Diodes | Ideal Diode Bridge
- Space & Harsh Environment > Extended Temperature Plastic (H & MP) > Extended Temperature (H & MP) Power Management
