Part Details for MP8040DN-LF by Monolithic Power Systems
Results Overview of MP8040DN-LF by Monolithic Power Systems
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (0 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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MP8040DN-LF Information
MP8040DN-LF by Monolithic Power Systems is a Peripheral Driver.
Peripheral Drivers are under the broader part category of Drivers And Interfaces.
A driver controls the current or voltage delivered to components like LCDs or motors, while an interface component connects systems for data transfer and control. Read more about Drivers And Interfaces on our Drivers And Interfaces part category page.
Price & Stock for MP8040DN-LF
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
MP8040DN-LF-ND
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DigiKey | IC HALF BRIDGE DRVR 4.25A 8SOICE Lead time: 16 Weeks Container: Tube | Limited Supply - Call |
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Part Details for MP8040DN-LF
MP8040DN-LF CAD Models
MP8040DN-LF Part Data Attributes
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MP8040DN-LF
Monolithic Power Systems
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Datasheet
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MP8040DN-LF
Monolithic Power Systems
Half Bridge Based Peripheral Driver, 9A, PDSO8, LEAD FREE, SOIC-8
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | MONOLITHIC POWER SYSTEMS INC | |
| Part Package Code | SOIC | |
| Pin Count | 8 | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Samacsys Manufacturer | Monolithic Power Systems (MPS) | |
| Built-in Protections | OVER CURRENT; THERMAL; UNDER VOLTAGE | |
| Interface IC Type | HALF BRIDGE BASED PERIPHERAL DRIVER | |
| JESD-30 Code | R-PDSO-G8 | |
| JESD-609 Code | e3 | |
| Length | 4.877 mm | |
| Moisture Sensitivity Level | 2 | |
| Number of Functions | 1 | |
| Number of Terminals | 8 | |
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Current Flow Direction | SINK | |
| Output Peak Current Limit-Nom | 9 A | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | HLSOP | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 1.676 mm | |
| Supply Voltage-Max | 24 V | |
| Supply Voltage-Min | 7.5 V | |
| Supply Voltage-Nom | 12 V | |
| Surface Mount | YES | |
| Temperature Grade | INDUSTRIAL | |
| Terminal Finish | MATTE TIN | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.27 mm | |
| Terminal Position | DUAL | |
| Turn-off Time | 70 µs | |
| Turn-on Time | 70 µs | |
| Width | 3.94 mm |
MP8040DN-LF Frequently Asked Questions (FAQ)
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A good PCB layout for the MP8040DN-LF should prioritize thermal dissipation. Place the device near a thermal pad or a heat sink, and ensure a low-impedance thermal path to the PCB ground plane. Use multiple vias to connect the thermal pad to the ground plane, and keep the thermal pad as close to the device as possible.
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To optimize the output filter design, consider the output capacitor's ESR, ESL, and capacitance value. A good starting point is to use a low-ESR capacitor (e.g., ceramic or polymer) with a value between 10uF to 22uF. The inductor value should be chosen based on the desired ripple current and output voltage. A good rule of thumb is to target an inductor value that results in a ripple current of around 10-20% of the maximum output current.
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A good input capacitor for the MP8040DN-LF should have low ESR and high ripple current capability. A ceramic or polymer capacitor with a value between 4.7uF to 10uF is a good starting point. The input capacitor should be placed as close to the device's input pins as possible to minimize noise and ensure stable operation.
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To ensure the MP8040DN-LF operates within its SOA, monitor the device's junction temperature, input voltage, output current, and output voltage. Keep the junction temperature below the maximum rated value (150°C for the MP8040DN-LF), and ensure the input voltage is within the recommended range (4.5V to 18V). Also, limit the output current to the maximum rated value (4A for the MP8040DN-LF) and maintain the output voltage within the specified range.
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The recommended startup sequence for the MP8040DN-LF is to first apply the input voltage, followed by the enable signal (EN). This ensures the device's internal biasing and control circuits are properly initialized before the output stage is enabled.