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K7803-500 AI Analysis:
Specs, Applications & Alternatives

AI summary

K7803-500 product

K7803-500

Non-Isolated DC DC Converters

DC-DC ConverterBuck RegulatorSIP-3

The K7803-500 is a compact, high-efficiency non-isolated DC-DC buck converter designed as a drop-in replacement for standard LM7803 linear regulators.

Best for

  • Replacing inefficient linear regulators
  • Space-constrained power designs

Avoid if

  • Isolation is required
  • Input voltage exceeds 30V without external protection

Check before use

  • Input voltage transients
  • Capacitive load limits

Key specifications

Output Voltage
3.3 V
Max Current
500 mA
Efficiency
92%

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Industrial PowerConsumer Electronics

Datasheet

882e356359cf8555e60700bf4df9c5da_2311101855_DEXU-Electronics-K7803-500_C19191249.pdf

800 KB

Datasheet AI

CAD Models

EDA symbol, PCB footprint, and 3D model for this component. Supported tools include Altium, KiCad, Eagle, and more.

EDA Symbol
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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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Alternative components

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

Design and risk insights

Questions & answers

It is a 500mA, 3.3V output non-isolated DC-DC switching regulator in a SIP-3 package.