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| Part Number | MPQ4590GS-Z | MPQ4590GS-P | MPQ4590GS-AEC1-P | MPQ4590GS-AEC1-Z |
| Manufacturer | Monolithic Power Systems Inc. | Monolithic Power Systems Inc. | Monolithic Power Systems Inc. | Monolithic Power Systems Inc. |
| Series | MPQ | MPQ | MPQ | MPQ |
| Package/Case | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) | 8-SOIC (0.154", 3.90mm Width) |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) |
| Product Status | Active | Active | Active | Active |
| Output Isolation | Non-Isolated | Non-Isolated | Non-Isolated | Non-Isolated |
| Internal Switch(s) | Yes | Yes | Yes | Yes |
| Voltage - Breakdown | 700V | 700V | 700V | 700V |
| Topology | Boost, Buck, Buck-Boost, Flyback | Boost, Buck, Buck-Boost, Flyback | Boost, Buck, Buck-Boost, Flyback | Boost, Buck, Buck-Boost, Flyback |
| Voltage - Start Up | - | - | - | - |
| Voltage - Supply (Vcc/Vdd) | 5.3V ~ 5.6V | 5.3V ~ 5.6V | 5.3V ~ 5.6V | 5.3V ~ 5.6V |
| Duty Cycle | - | - | - | - |
| Frequency - Switching | - | - | - | - |
| Power (Watts) | - | - | - | - |
| Fault Protection | Open Loop, Over Load, Over Temperature, Short Circuit, UVLO | Open Loop, Over Load, Over Temperature, Short Circuit, UVLO | Open Loop, Over Load, Over Temperature, Short Circuit, UVLO | Open Loop, Over Load, Over Temperature, Short Circuit, UVLO |
| Control Features | Frequency Control, Soft Start | Frequency Control, Soft Start | Frequency Control, Soft Start | Frequency Control, Soft Start |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Grade | Automotive | Automotive | Automotive | Automotive |
| Qualification | AEC-Q100 | AEC-Q100 | AEC-Q100 | AEC-Q100 |
| Supplier Device Package | 8-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
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