3A 30V 90W Variable Linear DC Power Supply

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$181.79

Favorable price variable linear DC power supply uses a large transformer to drop the voltage from AC to DC, with selectable 110V/220V±10% AC input, 3 digit LED display, 90W power, adjustable current 0 to 3 amp, voltage 0 to 30 volt. Using a variable DC power supply allows digital or analog control of the power supply output by a control system.

Input Voltage *

SKU: ATO-DCPS303

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Delivery date: 6-12 days

Overview

Variable linear DC power supply is designed with low ripple and high precision to step down an AC input voltage to produce a lower DC output voltage, which can be used for scientific research, product development, laboratories, schools and electronic production lines.

Specification

Model	ATO-JK1303P
Input Voltage	110V or 220V AC (+/- 10%)
Output Voltage Range	DC 0-30V
Output Current Range	0-3A
Output Power	90W
Frequency	50Hz/60Hz
Output Type	Dual
Display	3 digit
Display Accuracy	≤ ±0.1%＋2d
Voltage Display Resolution	10mV
Current Display Resolution	10mA
Efficiency	>65%
Voltage Regulation
Load Regulation (CV)	1×10^-4+8mV
Line Regulation (CV)	1×10^-4+3mV
Ripple & Noise (P-P)	0.5mV
Temperature Coefficient	300PPｍ/℃
Current Regulation
Load Regulation (CC)	≤5mA
Line Regulation (CC)	2×10^-4+3mA
Temperature Coefficient	500PPｍ/℃
Others
Protection	Over Load and Over Voltage Protection
Recovery Time	≤100µs
Operating Ambient	0℃ to + 40℃/ 85%RH
Storage Ambient	-10℃ to + 80℃/ 80%RH
Warranty	12 Months
Size	290 (L) x 130 (W) x 165 (H) mm
Weight	4kg

Detail

3A 30V variable linear DC power supply detail

Tips: What is the significance of the ripple voltage in a variable linear DC power supply?

The ripple voltage in a variable linear DC power supply is a crucial parameter that reflects the quality of the output. It represents the AC component superimposed on the otherwise steady DC output. Excessive ripple can lead to undesirable fluctuations in the voltage supplied to electronic circuits, potentially causing performance issues or damage. Minimizing ripple is essential for applications requiring stable and clean DC power, such as in precision instrumentation, audio equipment, and sensitive electronic devices. A low ripple voltage ensures a more constant and reliable power source, contributing to the overall efficiency and accuracy of the power supply. Engineers and designers aim to reduce ripple through careful circuit design, filtering, and regulation techniques to meet the stringent requirements of various electronic systems.

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