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| Mount | Surface Mount |
| Package / Case | 48-WFQFN Exposed Pad |
| Number of Pins | 48 |
| Operating Temperature | 0°C~85°C |
| Packaging | Tube |
| Published | 2007 |
| JESD-609 Code | e4 |
| Pbfree Code | yes |
| Part Status | Obsolete |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Number of Terminations | 48 |
| ECCN Code | EAR99 |
| Type | Controller (PD), DC/DC |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Voltage - Supply | 11V~76V |
| Terminal Position | QUAD |
| Peak Reflow Temperature (Cel) | 260 |
| Number of Functions | 1 |
| Terminal Pitch | 0.5mm |
| Base Part Number | MAX5953 |
| Pin Count | 48 |
| Input Voltage-Nom | 48V |
| Number of Channels | 1 |
| Power - Max | 15W |
| Current - Supply | 400μA |
| Control Mode | VOLTAGE-MODE |
| Input Voltage (Max) | 76V |
| Control Technique | PULSE WIDTH MODULATION |
| Switcher Configuration | BUCK |
| Switching Frequency-Max | 250kHz |
| Internal Switch(s) | Yes |
| Standards | 802.3af (PoE) |
| Auxiliary Sense | No |
| Length | 7mm |
| Height Seated (Max) | 0.8mm |
| Width | 7mm |
| RoHS Status | ROHS3 Compliant |
| Lead Free | Lead Free |
| Mounting Type | Surface Mount |
| Supplier Device Package | 48-TQFN (7x7) |
| Package | Tube |
| Base Product Number | MAX5953 |
| Mfr | Analog Devices Inc./Maxim Integrated |
| Product Status | Obsolete |
| Operating Temperature | 0°C ~ 85°C |
| Series | - |
| Voltage - Supply | 11V ~ 76V |
| Power - Max | 15 W |
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