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DL1509-12E1 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

DL1509-12E1 product

DL1509-12E1

Voltage Regulators - DC DC Switching Regulators

12 V buck regulator3 A switchernon-synchronous PWM150 kHzSOP-8

DL1509-12E1 is a fixed 12 V, 3 A non-synchronous buck regulator for input rails up to 40 V. It integrates the power switch but needs an external inductor, Schottky catch diode, and capacitors.

Best for

  • Simple 12 V buck converters
  • On-card switching regulator designs
  • Applications using a 15 V to 40 V source

Avoid if

  • A synchronous high-efficiency regulator is required
  • Very low standby current is required without validating shutdown behavior
  • Compliance or lifecycle documentation is mandatory

Check before use

  • Confirm thermal rise at the planned input voltage and load
  • Select an inductor with suitable saturation-current margin
  • Use a catch diode with appropriate current and reverse-voltage ratings

Key specifications

Output voltage
12 V fixed
Load current
3 A
Input range
4.5 V to 40 V
Switching frequency
150 kHz typical
Package
SOP-8

Compliance & Environment

RoHS
-
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Step-down power suppliesIndustrial control boardsGeneral 12 V rail generation

Datasheet

c262d71dbaae7e131b6f0710b7b7f2e0_DL1509-12E1.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for DL1509-12E1: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

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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KiCad Library
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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

DL1509-12E1 is a DOINGTER fixed-output 12 V PWM step-down regulator in an SOP-8 package. It has an integrated power switch rated for a 3 A load and operates at 150 kHz typical.