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Product attributes Property Value
Manufacturer Monolithic Power Systems Inc.
Product Series
Packaging Tape & Reel (TR) |
Output Isolation Non-Isolated
Internal Switch(s) Yes
Voltage - Breakdown 500V
Topology Boost, Buck, Buck-Boost, Flyback
Voltage - Start Up -
Voltage - Supply (Vcc/Vdd) 4.45V ~ 4.6V
Duty Cycle -
Frequency - Switching -
Power (Watts) 6 W
Fault Protection Open Loop, Over Load, Over Temperature, Short Circuit
Control Features -
Operating Temperature -40°C ~ 125°C (TJ)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The Monolithic Power Systems MP157GS-Z is a non-isolated offline regulator supporting boost, buck, buck-boost, and flyback topologies up to 6 W. It integrates a 500V switch, runs from a 4.45V–4.6V Vcc supply, and includes Open Loop, Over Load, Over Temperature, and Short Circuit protection in an 8-SOIC package rated to 125°C junction temperature.

  • Integrated 500V switch simplifies non-isolated offline designs.
  • Supports boost, buck, buck-boost, and flyback topologies.
  • Open Loop, Over Load, Over Temperature, and Short Circuit protection.
  • Compact 8-SOIC package for space-constrained boards.
  • -40°C to 125°C junction range for demanding environments.

Non-Isolated Offline Supplies

The MP157GS-Z integrates a 500V switch for non-isolated buck, boost, buck-boost, and flyback designs up to 6 W.

Compact Auxiliary Power

A 4.45V–4.6V Vcc supply and integrated switch simplify small non-isolated offline rails.

Appliance Control Power

Open Loop, Over Load, Over Temperature, and Short Circuit protection safeguard non-isolated designs.

Industrial Low-Power Rails

Operating from -40°C to 125°C junction temperature, it suits demanding non-isolated applications.

Q: What topologies does the MP157GS-Z support?
A: Boost, Buck, Buck-Boost, and Flyback configurations.
Q: Is the switch integrated?
A: Yes, it has an integrated switch with a 500V breakdown rating.
Q: Is it isolated?
A: No, it is a non-isolated regulator.
Q: What is the Vcc supply range?
A: 4.45V to 4.6V.
Q: What protections are included?
A: Open Loop, Over Load, Over Temperature, and Short Circuit protection.
Base Product Number : MP157GS-Z
500V 6W 8-SOIC Boost Converter Buck Converter Buck-Boost Flyback Integrated Switch Non-Isolated
Q: What topologies does the MP157GS-Z support?
A: Boost, Buck, Buck-Boost, and Flyback configurations.
Q: Is the switch integrated?
A: Yes, it has an integrated switch with a 500V breakdown rating.
Q: Is it isolated?
A: No, it is a non-isolated regulator.
Q: What is the Vcc supply range?
A: 4.45V to 4.6V.
Q: What protections are included?
A: Open Loop, Over Load, Over Temperature, and Short Circuit protection.