5V 10A 50W SMPS Switching Power Supply

SKU: PH-SMPS-50-5

$54.15

● Delivers stable 5V DC / 10A / 50W for consistent device performance. ● 100% full load burn-in tested for long-term reliability. ● Fan-free natural convection cooling for quiet, maintenance-free operation. ● Ideal for LED strips, computers, printers, monitoring, and industrial control.

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Overview
Specs
Application
FAQ
Reviews

Overview

Powerhome switching DC power supply supports universal AC input, reliably converting 110V/220V AC to stable 5V DC output with a rated current of 10A and rated power of 50W, and uses natural convection for effective cooling. Delivering excellent performance at a cost-effective price, it is the perfect power solution for LED strips, computers, printers, surveillance systems, and industrial control applications.

Feature

Universal Input: Supports full-range 110V/220V AC input for global compatibility, eliminating the need for voltage adjustment across different regions.
Enhanced Safety: Features built-in short-circuit, overload, and overvoltage protections to safeguard both the power supply and your equipment.
Cost-effective: Combines high-quality performance with an affordable price point, making it an ideal choice for budget-conscious projects.

Details

Input 220V: Accepts 220V AC input for powering the unit.
Ground Wire: Provides safety grounding to prevent electric shock.
Output Negative Terminal: Connects to the negative side.
Output Positive Terminal: Connects to the positive side.
Indicator Light: Shows the power supply’s working status at a glance.
Voltage Regulation: Allows manual adjustment of voltage level.

Dimension (Unit: mm)

50W 5V 10A Switching DC Power Supply Dimension

Switching DC Power Supply Terminal Pin Number Difinitions

Block Diagram

Switching DC Power Supply Block Diagram

Specs

Model		PH-S-50-5
Output	DC Voltage	5V
	Rated Current	10A
	Current Range	0 ~ 10A
	Rated Power	50W
	Ripple & Noise (Max.)(Note 2)	75mVp-p
	Voltage Adjust Range	4.75 ~ 5.5V
	Voltage Tolerance (Note 3)	±2.0%
	Line Regulation	±0.5%
	Load Regulation	±1.0%
	Setup, Rise, Holdup Time	200ms, 100ms, 30ms
Input	Voltage Range	85 ~ 132VAC/170V~260VAC (selected by a switch) or 240 ~ 370V DC
	Frequency Range	47~63Hz
	Efficiency (Typ.)	71%
	AC Current (Typ.)	1.3A/115V AC 0.65A/230V AC
	Inrush Current (Typ.)	Cold start: 18A/115V AC 36A/230V AC
	Leakage Current	<1mA/240V AC
Protection	Overload	105~150% rated output power Protection type: Hiccup mode, recovers automatically after fault condition is removed.
Environment	Working Temperature	-10 ~ +60℃
	Working Humidity	20~90% RH non-condensing
	Storage Temperature	-20~+85℃
	Storage Humidity	10~95% RH non-condensing
	Temperature Coefficient	±0.03%/℃ (0~50℃)
	Vibration	10 ~ 500Hz, 2G 10min./1 cycle, period for 60min. each along X, Y, Z axes
Safety & EMC (Note 4)	Safety Standards	UL1012 Approved
	Withstand Voltage	I/P-O/P: 1.5KVAC I/P-FG: 1.5KVAC O/P-FG: 0.5KVAC
	Isolation Resistance	I/P-O/P, I/P-FG, O/P-FG: 100M Ohms/500VDC/25℃/70% RH
	EMC Emission	Compliance to FCC Part15 Jconduction Class B
Others	MTBF	≥408.3K hrs MIN. MIL-HDBK-217F (25℃)
	Dimension	1599738mm (LWH)
	Weight	0.51kg
Note	1. All parameters NOT specially mentioned are measured at 230V AC input, rated load and 25°C of ambient temperature. 2. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor. 3. Tolerance includes set up tolerance, line regulation and load regulation. 4. The switching power supply is considered a component which will be installed into final equipment. Please make sure that the final equipment still meets EMC directives.

Application

Household Appliances

Factory Equipment

Monitoring Equipment

Power Tools

FAQ

Q1: What’s a switching power supply (SMPS)?

A switching power supply, or switch-mode power supply (SMPS), quickly turns electronic switching components like transistors and MOSFETs on and off to modulate the input voltage pulses, enabling output regulation, stable voltage, and efficient DC-DC conversion. Controlled by PWM integrated circuits, it features a compact size, light weight, and high efficiency, making it widely used in various electronic equipment and a key power solution for the modern electronics industry.

Q2: What are the advantages of a switching DC power supply?

Switching DC power supplies deliver high energy conversion efficiency, much lower power loss, and significantly smaller size and lighter weight compared to traditional linear power supplies. They also provide stable output voltage, a wide input voltage range, and strong anti-interference ability, making them widely used in various electronic devices and essential for modern electronic equipment.

1 review(s)

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From: Betty | Date: 6/30/2026 3:42 AM

Small but Reliable – Does Exactly What I Needed

Picked this up to power a little LED project I've been tinkering with. The first thing I noticed is that it runs completely silent – no annoying fan noise, which is a huge plus for something sitting on my workbench. It's been running for weeks now without a single hiccup. Feels solidly built and the safety features give me peace of mind that my gear isn't gonna get fried if something goes wrong. Also nice that it works with both 110V and 220V out of the box, so I didn't have to mess with any switches or adapters. For the price, you really can't beat it. If you need clean, quiet power for a small project, this is the one.

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