KMS15A‑5|TDK‑Lambda|Board-mounted AC‑DC power supply module|Through-hole 4-DIP PCB through-hole 4-DIP PCB insertion installation

Housing: Blue flame-retardant epoxy resin potting, closed module, UL94 V-0, fully sealed, dust-resistant and vibration-resistant, TDK-Lambda...

Dimensions: 52.5 × 27.5 × 23.5 mm, weight approximately 59g. TDK Produc...

Pins: Bottom straight through-hole solder pins, directly soldered onto the PCB board; It has no external grounding terminals and belongs to Class II (Class 2) power supply, which does not require connection to earth ground.

Screen printing: Model number, safety compliance logo, input/output pin definitions, and origin marking RS.

II. Key Electrical Parameters, TDK Produc...

form

project

parameter

input

90‑264VAC（47‑440Hz） / 120‑370VDC

output

5V DC, maximum 3A, power 15W

Typical efficiency

79%

Output ripple noise

120mV

Insulation withstand voltage

Input-Output: 4kVAC (2×MOPPs medical isolation)

Idle power consumption

<0.1W

Operating temperature

-40°C to +85°C (derating required at high temperatures)

Maximum tolerable load

7000 μF

III. Protection Functions

Overcurrent Protection: Hiccup mode, automatic recovery after fault removal, no minimum load required, and normal operation even under no-load conditions. Mouser Ele...

Overvoltage Protection: Zener Diode Clamping Protection Output, Mouser Ele...

Built-in surge current limiting; Supports multi-module series output for extended voltage (requires an external diode), Mouser Ele...

Touch leakage current <0.1mA@264VAC, meeting medical device safety requirements. TDK Produc...

IV. Safety Certification

IEC/EN 60601-1 Medical Certification, IEC/EN62368-1, CE, FCC-B, VCCI-B; EMC complies with EN55011 Class B, meeting the full set of medical-grade EMC standards for electrostatic discharge, surge, and radio-frequency immunity, supporting operation at altitudes up to 5000 meters using TDK products....。

V. Main Application Scenarios

Medical Devices: Home medical equipment, dental equipment, portable diagnostic and treatment instruments, monitoring and assistance modules (medical isolation is the biggest selling point)

Industrial Control: Test and measurement equipment, board-level system power supply, small-scale industrial control boards.

ITE commercial devices that require AC power to be directly connected to the PCB, have compact space constraints, and do not wish to use external power adapters; Suitable for complete units of Category II equipment without grounding.

For technical and business advice, please contact: 182778968089.