We use Cookies to give you best experience on our website. By using our website and services, you expressly agree to the placement of our performance, functionality and advertising cookies. Please see our Privacy Policy for more information.

Findchips Blog
Power Circuits / Switching Regulator or Controllers / MP1591DN-LF-Z
Datasheets
MP1591DN-LF-Z by: Monolithic Power Systems

Switching Regulator, Current-mode, 4.9A, 380kHz Switching Freq-Max, PDSO8, ROHS COMPLIANT, MS-012BA, SOIC-8

Part Details for MP1591DN-LF-Z by Monolithic Power Systems

Results Overview of MP1591DN-LF-Z by Monolithic Power Systems

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

MP1591DN-LF-Z Information

MP1591DN-LF-Z by Monolithic Power Systems is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Price & Stock for MP1591DN-LF-Z

Part # Distributor Description Stock Price Buy
DISTI # 1589-1534-1-ND
DigiKey IC REG BUCK ADJ 2A 8SOICE Min Qty: 1 Lead time: 12 Weeks Container: Tape & Reel (TR), Digi-Reel®, Cut Tape (CT) 942
In Stock
  • 1 $4.3700
  • 10 $2.8260
  • 25 $2.4228
  • 100 $1.9672
  • 250 $1.7435
  • 500 $1.6058
  • 1,000 $1.4905
  • 2,500 $1.4750
$1.4750 / $4.3700 Buy Now
DISTI # MP1591DN-LF-Z
Avnet Americas Conv DC-DC Single Step Down 6.5V to 32V 8-Pin SOIC T/R - Tape and Reel (Alt: MP1591DN-LF-Z) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 24 Weeks, 0 Days Container: Reel 0
  • 2,500 $1.5090
  • 5,000 $1.4862
  • 10,000 $1.4631
  • 15,000 $1.4390
  • 20,000 $1.4159
$1.4159 / $1.5090 Buy Now
DISTI # 946-MP1591DNLFZ
Mouser Electronics Switching Voltage Regulators 2A 32V 330kHz Step-Down Converter RoHS: Compliant 1654
  • 1 $4.3700
  • 10 $2.8300
  • 25 $2.4300
  • 100 $1.9700
  • 250 $1.7500
  • 500 $1.6100
  • 1,000 $1.5800
  • 2,500 $1.4700
$1.4700 / $4.3700 Buy Now
Bristol Electronics   Min Qty: 3 2480
  • 3 $2.4640
  • 12 $1.6016
  • 33 $1.2320
  • 103 $1.1499
  • 219 $1.0677
  • 446 $1.0102
$1.0102 / $2.4640 Buy Now
Quest Components   1984
  • 1 $3.3000
  • 326 $1.4300
  • 1,400 $1.3200
$1.3200 / $3.3000 Buy Now
DISTI # MP1591DN-LF-Z
Avnet Silica Conv DCDC Single Step Down 65V to 32V 8Pin SOIC TR (Alt: MP1591DN-LF-Z) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 26 Weeks, 0 Days Silica - 0
Buy Now

Part Details for MP1591DN-LF-Z

MP1591DN-LF-Z CAD Models

  • Part Symbol

    Part Symbol

  • Footprint

    footprint

  • 3D Model

    3D Model

Available Download Formats

Sign in to download CAD models Register or Sign In

By downloading CAD models, you agree to our Terms & Conditions and Privacy Policy

MP1591DN-LF-Z Part Data Attributes

Parametric Data
MP1591DN-LF-Z Monolithic Power Systems
Buy Now Datasheet
Compare Parts:
MP1591DN-LF-Z Monolithic Power Systems Switching Regulator, Current-mode, 4.9A, 380kHz Switching Freq-Max, PDSO8, ROHS COMPLIANT, MS-012BA, SOIC-8
Select a part to compare:
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer MONOLITHIC POWER SYSTEMS INC
Part Package Code SOIC
Package Description SOIC-8
Pin Count 8
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Factory Lead Time 24 Weeks
Samacsys Manufacturer Monolithic Power Systems (MPS)
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
JESD-609 Code e3
Length 4.9 mm
Moisture Sensitivity Level 2A
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 HLSOP
Package Shape RECTANGULAR
Package Style SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Seated Height-Max 1.7 mm
Surface Mount YES
Switcher Configuration BUCK
Switching Frequency-Max 380 kHz
Temperature Grade INDUSTRIAL
Terminal Finish MATTE TIN
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Width 3.9 mm

Alternate Parts for MP1591DN-LF-Z

This table gives cross-reference parts and alternative options found for MP1591DN-LF-Z. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of MP1591DN-LF-Z, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
MP1591DN Monolithic Power Systems Check for Price Switching Regulator, Current-mode, 4.9A, 380kHz Switching Freq-Max, PDSO8, MS-012BA, SOIC-8 MP1591DN-LF-Z vs MP1591DN
MP1591DN-LF Monolithic Power Systems Check for Price Switching Regulator, Current-mode, 4.9A, 380kHz Switching Freq-Max, PDSO8, ROHS COMPLIANT, MS-012BA, SOIC-8 MP1591DN-LF-Z vs MP1591DN-LF

MP1591DN-LF-Z Related Parts

MP1591DN-LF-Z Frequently Asked Questions (FAQ)

  • The MP1591DN-LF-Z can handle a maximum input voltage of 60V, but it's recommended to operate within the specified input voltage range of 4.5V to 40V for optimal performance and reliability.

  • To ensure the stability of the output voltage, it's essential to follow the recommended layout and component selection guidelines provided in the datasheet, including the use of a suitable output capacitor and a stable input voltage.

  • The MP1591DN-LF-Z can provide a maximum output current of 1.5A, but the actual output current may be limited by the input voltage, output voltage, and thermal considerations.

  • The output voltage of the MP1591DN-LF-Z can be adjusted by using an external resistor divider network connected to the FB pin, as described in the datasheet.

  • The EN (enable) pin is used to enable or disable the regulator. When the EN pin is pulled high, the regulator is enabled, and when it's pulled low, the regulator is disabled. This pin can be used to implement power sequencing or to turn the regulator on and off as needed.