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B0503S-1WR3 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

B0503S-1WR3 product

B0503S-1WR3

DC DC Converters

DC-DC ConverterIsolated1W4-SIP

The B0503S-1WR3 is a 1W isolated DC-DC converter providing a 3.3V output from a 5V input, ideal for space-constrained board-level power distribution.

Best for

  • Digital circuits
  • Relay drive circuits
  • Low-frequency analog circuits

Avoid if

  • High-precision analog circuits requiring tight regulation
  • Applications with strict EMI requirements without external filtering

Check before use

  • Input voltage range
  • Output ripple and noise

Key specifications

Input Voltage
5V (4.5-5.5V)
Output Voltage
3.3V
Power
1W
Isolation
1500VDC

Compliance & Environment

RoHS
RoHS Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

IndustrialPower

Datasheet

a0f14a0673adaba63a743df620eb49eb_B0503S-1WR3.html.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for B0503S-1WR3: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a 1W, single-output, isolated, unregulated DC-DC converter module in a 4-SIP package.