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MP1591DS
Step-Down Converter with 2A current and 32V voltage
MP1591DS
Step-Down Converter with 2A current and 32V voltage
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We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
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Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.
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MP1591DS DataSheet
Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Details
The MP1591 is a high voltage step-down converter ideal for automotive power adapter battery chargers. Its wide 6.5V to 32V input voltage range covers the automotive battery’s requirements and it achieves 2A continuous output for quick charge capability.Current mode operation provides fast transient response and eases loop stabilization. Fault protection includes cycle-by-cycle current limiting and thermal shutdown. In shutdown mode, the converter draws only 20µA of supply current.FEATURES• Wide 6.5V to 32V Input Operating Range• 34V Absolute Maximum Input• 2A Output Current• 120mΩ Internal Power MOSFET Switch• Stable with Low ESR Output Ceramic Capacitors• Up to 95% Efficiency• 20µA Shutdown Mode• Fixed 330KHz Frequency• Thermal Shutdown• Cycle-by-Cycle Over Current Protection• Output Adjustable From 1.23V to 21V• Under Voltage Lockout• Reference Voltage Output• Available in 8-Pin SOIC PackagesAPPLICATIONS• Automotive Power Adapters• PDA and Cellular Phone Battery Chargers• Distributed Power Systems• Automotive Aftermarket Electronics
Key Features
- Wide 6.5V to 32V Input Operating Range
- 34V Absolute Maximum Input
- 2A Output Current
- 120mΩ Internal Power MOSFET Switch
- Stable with Low ESR Output Ceramic Capacitors
- Up to 95% Efficiency
- 20µA Shutdown Mode
- Fixed 330KHz Frequency
- Thermal Shutdown
- Cycle-by-Cycle Over Current Protection
- Output Adjustable From 1.23V to 21V
- Under Voltage Lockout
- Reference Voltage Output
- Available in 8-Pin SOIC Packages
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Pbfree Code | No | Rohs Code | No |
| Part Life Cycle Code | Active | Part Package Code | SOIC |
| Pin Count ! | 8 | Reach Compliance Code | compliant |
| ECCN Code | EAR99 | HTS Code ! | 8542.39.00.01 |
| Analog IC - Other Type | SWITCHING REGULATOR | Control Mode | CURRENT-MODE |
| Input Voltage-Max | 32 V | Input Voltage-Min | 6.5 V |
| Input Voltage-Nom | 12 V | JESD-30 Code | R-PDSO-G8 |
| Length | 4.9 mm | Number of Functions | 1 |
| Number of Terminals | 8 | Operating Temperature-Max | 85 °C |
| Operating Temperature-Min | -40 °C | Output Current-Max | 4.9 A |
| Package Body Material | PLASTIC/EPOXY | Package Code | SOP |
| Package Shape | RECTANGULAR | Package Style | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED | Qualification Status ! | Not Qualified |
| Seated Height-Max | 1.75 mm | Surface Mount ! | YES |
| Switcher Configuration | BUCK | Switching Frequency-Max | 380 kHz |
| Temperature Grade ! | INDUSTRIAL | Terminal Form ! | GULL WING |
| Terminal Pitch ! | 1.27 mm | Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | Width | 3.9 mm |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
FAQs
What is MP1591DS?
The MP1591DS is a synchronous step-down converter module designed by Monolithic Power Systems. It is suitable for applications requiring efficient power conversion, such as voltage regulation in portable devices, industrial equipment, and automotive electronics.
How Does MP1591DS Work?
The MP1591DS operates as a synchronous step-down converter, efficiently converting input voltage to a lower regulated output voltage. It uses a switching regulator topology to achieve high efficiency power conversion. The module features integrated MOSFETs and control circuitry for simplified design and optimized performance.
How Many Pins does MP1591DS have and What are the Functions of the Pinout Configuration?
The MP1591DS is typically available in a compact module form factor with a specific pinout configuration that may vary by manufacturer. Common functions include:
- VIN: Input voltage pin.
- VOUT: Output voltage pin.
- GND: Ground pin.
- Enable/Shutdown: Pin for enabling or shutting down the converter.
- Feedback: Pin for providing feedback and regulating the output voltage.
- Mode Select: Pin for selecting operating modes, such as PWM or PFM.
- Compensation: Pin for external compensation to optimize stability and transient response.
What are the Pros and Cons of MP1591DS?
Pros:
- Efficiency: Provides high efficiency power conversion for improved energy savings.
- Integrated Design: Features integrated MOSFETs and control circuitry for ease of use.
- Compact Form Factor: Comes in a space-saving module package suitable for compact designs.
- Flexible Operation: Supports different operating modes and external compensation for customization.
Cons:
- External Components: May require external components for specific application requirements.
- Complexity: Synchronous converters may have more design considerations compared to non-synchronous alternatives.
Are There Any Equivalents/Alternatives to MP1591DS for Recommendation?
- Alternatives to the MP1591DS include the LM2675 from Texas Instruments and the LT3573 from Analog Devices.
- Equivalent parts to the MP1591DS may vary based on specific performance and feature requirements.
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