MP4315GRE-P representative package visual — not an exact-product photograph
Representative package visual — not an exact-product photographProduct referenceVendor-delivered DigiKey product/package image
Exact MPN19 sourced attributes1 source document

Monolithic Power Systems Inc. · exact orderable part

MP4315GRE-P

IC REG BUCK ADJ 5A 20QFN

Function
Step-Down
Topology
Buck
Voltage - Input (Min)
3.3V
Voltage - Input (Max)
45V
Voltage - Output (Min/Fixed)
0.815V
Output Type
Adjustable
Current - Output
5A
Frequency - Switching
350kHz ~ 1MHz
Synchronous Rectifier
Yes
Original manufacturerCommercial terms confirmed per lot
ManufacturerMonolithic Power Systems Inc.
Package / case20-PowerVFQFN
Mounting typeSurface Mount, Wettable Flank
PackingTape & Reel (TR) Cut Tape (CT) Digi-Reel®

Technical parameters

Technical specifications

MP4315GRE-P technical parameters
ParameterValue
Current - Output5A [1]
Base Product NumberMP4315 [1]
Frequency - Switching350kHz ~ 1MHz [1]
FunctionStep-Down [1]
MfrMonolithic Power Systems Inc. [1]
Mounting TypeSurface Mount, Wettable Flank [1]
Number of Outputs1 [1]
Operating Temperature-40°C ~ 125°C (TJ) [1]
Output ConfigurationPositive [1]
Output TypeAdjustable [1]
Product StatusActive [1]
SeriesAutomotive [1]
Synchronous RectifierYes [1]
TopologyBuck [1]
Voltage - Input (Max)45V [1]
Voltage - Input (Min)3.3V [1]
Voltage - Output (Min/Fixed)0.815V [1]
Voltage - Output (Max)42.75V [1]
Package / Case20-PowerVFQFN [1]

Catalog relationships

Keep family and exact MPN intent separate.

This page describes one orderable part. A family page helps select suffixes but never carries assumed stock or a price.

Related exact parts

Other published parts

Browse exact MPNs and compare their specifications. These links do not imply compatibility or interchangeability.