Dual-channel, 18V positive voltage hot swap controller for N-channel external FETs. Features auto-retry fault management and an active-low PGOOD output. This 28-pin QFN EP package, measuring 5x4x0.75mm with a 0.5mm pitch, supports surface mount installation. Operates from 2.9V to 18V with a maximum supply current of 5000mA and includes external sense resistor capability.
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Analog Devices LTC4228IUFD-2#PBF technical specifications.
| Basic Package Type | Non-Lead-Frame SMT |
| Package Family Name | QFN |
| Package/Case | QFN EP |
| Package Description | Quad Flat No Lead Package, Exposed Pad |
| Lead Shape | No Lead |
| Pin Count | 28 |
| PCB | 28 |
| Package Length (mm) | 5 |
| Package Width (mm) | 4 |
| Package Height (mm) | 0.75(Max) |
| Seated Plane Height (mm) | 0.75 |
| Pin Pitch (mm) | 0.5 |
| Package Material | Plastic |
| Mounting | Surface Mount |
| Type | Positive Voltage |
| Fault Management | Auto-Retry |
| External FET | N-Channel |
| Number of Channels | 2 |
| Min Operating Supply Voltage | 2.9V |
| Max Operating Supply Voltage | 18V |
| Maximum Supply Current | 5000mA |
| External Sense Resistor | Yes |
| PGOOD Output Logic | Active Low |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 85°C |
| Typical Circuit Breaker Threshold Voltage | 50mV |
| Cage Code | 24355 |
| EU RoHS | Yes |
| HTS Code | 8542390001 |
| Schedule B | 8542310000 |
| ECCN | EAR99 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| RoHS Versions | 2011/65/EU, 2015/863 |
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