WRB0509S-3WR2 footprint, schematic symbol and 3D model by Mornsun Power

Symbol

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PCB Footprints

WRB0509S-3WR2 - Mornsun Power PCB footprint - Other - Other - SIP-7_2026

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3D Models

WRB0509S-3WR2 - Mornsun Power - 3D model - Other - SIP-7_2026

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Datasheet Download Datasheet
Stock & Prices Price & Stock for WRB0509S-3WR2
Part Number WRB0509S-3WR2
Manufacturer Mornsun Power
Pin Count 7
Part Category Power Supply
Package Category Other
Footprint Name Other - SIP-7_2026
Released Date Mar 23, 2026
Last Modified Date Mar 23, 2026 10:50 AM UTC
Pinout / Pin List Click Here (Member Only)

WRB0509S-3WR2 Details

Manufacturer Part Number:
WRB0509S-3WR2
Rohs Code:
Yes
Part Life Cycle Code:
Active
Package Description:
SIP-8/7
ECCN Code:
EAR99
Manufacturer:
MORNSUN
YTEOL:
5
Analog IC - Other Type:
DC-DC REGULATED POWER SUPPLY MODULE
Approvals:
CE, CS, EN, IEC, UKCA
Efficiency (Main Output):
74%
Input Voltage-Max:
9 V
Input Voltage-Min:
4.5 V
Input Voltage-Nom:
5 V
JESD-30 Code:
R-PSIP-T7
Length:
22 mm
Line Regulation-Max:
0.5%
Load Regulation-Max:
1%
Number of Functions:
1
Number of Outputs:
1
Number of Terminals:
7
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Output Current-Max:
0.278 A
Output Voltage-Max:
9.27 V
Output Voltage-Min:
8.73 V
Output Voltage-Nom:
9 V
Package Body Material:
PLASTIC/EPOXY
Package Code:
SIP
Package Equivalence Code:
SIP7/8,.09
Package Shape:
RECTANGULAR
Package Style:
IN-LINE
Protections:
SHORT CIRCUIT
Ripple Voltage (Main Out):
0.0265125 Vrms
Screening Level:
EN 62368-1
Seated Height-Max:
12.25 mm
Surface Mount:
NO
Technology:
HYBRID
Terminal Form:
THROUGH-HOLE
Terminal Pitch:
2.54 mm
Terminal Position:
SINGLE
Total Power Output-Max:
3 W
Trim/Adjustable Output:
NO
Width:
9.5 mm

WRB0509S-3WR2 Frequently Asked Questions (FAQs)

MORNSUN recommends a PCB layout with a large copper area connected to the GND pin for heat dissipation. A minimum of 1 oz copper thickness is recommended, and the copper area should be as close to the device as possible.
Yes, the WRB0509S-3WR2 is designed to meet the requirements of IEC 60068-2-6 for vibration resistance. However, it's recommended to follow proper mounting and soldering procedures to ensure reliable operation.
To ensure EMC, MORNSUN recommends following proper PCB layout and design guidelines, using a metal enclosure, and adding EMI filters or shielding if necessary. The WRB0509S-3WR2 meets the requirements of CISPR 22 and FCC Part 15.
MORNSUN provides a derating curve in the datasheet, which shows the recommended output power reduction at high temperatures. For example, at 80°C, the output power should be derated by 20% to ensure reliable operation.
Yes, the WRB0509S-3WR2 can be used in a redundant or parallel configuration, but it's recommended to follow MORNSUN's application notes and guidelines for proper implementation to ensure reliable operation and avoid potential issues.

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WRB0509S-3WR2 Overview

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WRB0509S-3WR2 - Mornsun Power

WRB0509S-3WR2 Details

WRB0509S-3WR2 Frequently Asked Questions (FAQs)

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