Datasheets
MP2158AGQH-Z by: Monolithic Power Systems

Switching Regulator, 1875kHz Switching Freq-Max, PDSO8, QFN-8

Part Details for MP2158AGQH-Z by Monolithic Power Systems

Results Overview of MP2158AGQH-Z by Monolithic Power Systems

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Applications Consumer Electronics Energy and Power Systems Transportation and Logistics Renewable Energy Automotive

MP2158AGQH-Z Information

MP2158AGQH-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 MP2158AGQH-Z

Part # Distributor Description Stock Price Buy
DISTI # MP2158AGQH-Z-ND
DigiKey IC REG BUCK ADJ 1A 8QFN Min Qty: 5000 Lead time: 12 Weeks Container: Tape & Reel (TR) Temporarily Out of Stock
  • 5,000 $0.6375
$0.6375 Buy Now
DISTI # MP2158AGQH-Z
Avnet Americas Conv DC-DC Single Step Down 2.5V to 6V 8-Pin QFN EP T/R - Tape and Reel (Alt: MP2158AGQH-Z) RoHS: Compliant Min Qty: 5000 Package Multiple: 5000 Lead time: 24 Weeks, 0 Days Container: Reel 0
  • 5,000 $0.7344
  • 10,000 $0.7191
  • 20,000 $0.7038
  • 30,000 $0.6885
  • 40,000 $0.6681
$0.6681 / $0.7344 Buy Now
DISTI # 946-MP2158AGQH-Z
Mouser Electronics Switching Voltage Regulators 1A 6V Sync Step Down Switcher RoHS: Compliant 0
  • 5,000 $0.6370
$0.6370 Order Now
Future Electronics   RoHS: Compliant pbFree: Yes Min Qty: 5000 Package Multiple: 5000 Lead time: 24 Weeks 0
  • 5,000 $0.6380
$0.6380 Buy Now
DISTI # MP2158AGQH-Z
Avnet Silica Conv DCDC Single Step Down 25V to 6V 8Pin QFN EP TR (Alt: MP2158AGQH-Z) RoHS: Compliant Min Qty: 5000 Package Multiple: 5000 Lead time: 26 Weeks, 0 Days Silica - 0
Buy Now

Part Details for MP2158AGQH-Z

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MP2158AGQH-Z Part Data Attributes

MP2158AGQH-Z Monolithic Power Systems
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MP2158AGQH-Z Monolithic Power Systems Switching Regulator, 1875kHz Switching Freq-Max, PDSO8, QFN-8
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Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer MONOLITHIC POWER SYSTEMS INC
Package Description QFN-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 Technique PULSE WIDTH MODULATION
Input Voltage-Max 6 V
Input Voltage-Min 2.5 V
Input Voltage-Nom 5 V
JESD-30 Code R-PDSO-N8
Length 2 mm
Number of Functions 1
Number of Terminals 8
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Package Body Material PLASTIC/EPOXY
Package Code VSON
Package Equivalence Code SOLCC8,.06,20
Package Shape RECTANGULAR
Package Style SMALL OUTLINE, VERY THIN PROFILE
Peak Reflow Temperature (Cel) 260
Seated Height-Max 1 mm
Surface Mount YES
Switcher Configuration BUCK
Switching Frequency-Max 1875 kHz
Temperature Grade INDUSTRIAL
Terminal Form NO LEAD
Terminal Pitch 0.5 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 40
Width 1.5 mm

MP2158AGQH-Z Related Parts

MP2158AGQH-Z Frequently Asked Questions (FAQ)

  • The recommended PCB layout for the MP2158AGQH-Z involves placing the input and output capacitors close to the IC, using wide traces for the power lines, and separating the analog and digital grounds. A 4-layer PCB with a solid ground plane is also recommended.

  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Additionally, ensure that the output capacitor has a low ESR and is placed close to the IC. Also, avoid using long traces or wires for the feedback loop.

  • Although the datasheet specifies a maximum input voltage of 18V, it's recommended to limit the input voltage to 15V to ensure reliable operation and to prevent damage to the internal components.

  • While it's possible to use a different inductor value or type, it's not recommended as it may affect the device's performance and stability. The recommended inductor value and type are carefully selected to ensure optimal performance and efficiency.

  • To troubleshoot issues, start by checking the input voltage, output voltage, and current. Verify that the component values and PCB layout match the recommended design. Use an oscilloscope to check for oscillations or noise on the output. Also, check for any signs of overheating or damage to the device.