GPP-7250 Single-Channel Programmable DC Power Supply

Key Features

0–72 V / 0–5 A output, 360 W max power
High resolution 1 mV / 0.1 mA
Low ripple and noise for stable output
Fast transient response
3.5-inch LCD for clear display
USB, LAN, RS-232, and optional GPIB interfaces
OVP, OCP, OTP protection functions
Built-in sequencing and list modes
Real-time voltage and current waveform display
Ideal for labs, R&D, and automated testing

The GPP-7250 is a high-performance single-channel programmable DC power supply designed to deliver precise and stable power with an output range of 0–72 V and 0–5 A, providing a maximum power output of 360 W. Ideal for laboratory, R&D, and industrial applications, the GPP-7250 features high-resolution voltage and current settings (1 mV/0.1 mA), fast transient response, and low ripple noise, ensuring accurate power delivery for sensitive electronic components. It supports advanced programming capabilities through USB, LAN, RS-232, and optional GPIB interfaces, allowing seamless integration into automated test systems. With its intuitive 3.5-inch LCD display, real-time waveform display, and multiple protection functions (OVP, OCP, OTP), the GPP-7250 ensures safety, reliability, and ease of use. Additionally, it offers built-in sequencing and list modes, enabling complex test scenarios and voltage/current profiles for comprehensive device testing and characterization.

Specifications

		GPP-3610H	GPP-7250
OUTPUT MODE
Number of Channel		CH1	CH1
Voltage		0 ~ 36.000V	0 ~ 72.000V
Current		0 ~ 10.0000A	0 ~ 5.0000A
Constant Voltage Operation
Line Regulation		≤ 0.01% + 3mV
Load Regulation		≤ 0.01% + 5mV
Ripple & Noise (5Hz-1MHz)		≤2mVrms
Transient Recovery Time		≤100µs (50% load change，minimum load
Temperature Coefficient		≤ 300ppm/°C
CONSTANT CURRENT OPERATION
Line Regulation		≤ 0.01% + 3mA
Load Regulation		≤ 0.01% + 3mA
Ripple & Noise		≤ 2mArms
RESOLUTION
Programming	Voltage/Current	1mV / 0.2mA	2mV / 0.1mA
Reedback	Voltage/Current	0.1mV / 0.2mA	0.1mV / 0.1mA
METER
Full Scale	Voltage/Current	36.5000V / 10.2000A	72.5000V / 5.2000A
Programming Resolution	Voltage/Current	5 digits / 6 digits
Reedback Resolution	Voltage/Current	6 digits / 6 digits
Setting Accuracy	Voltage	± (0.03% of reading + 10mV)
	Current	± (0.3% of reading + 10mA)
Readback Accuracy	Voltage	± (0.03% of reading + 10mV)
	Current	± (0.3% of reading + 10mA)
DC LOAD MODE
Display	Voltage	1 ~ 36.50V	1 ~ 72.50V
	Current	0 ~ 10.200A	0 ~ 5.200A
	Power	0 ~ 100.00W	0 ~ 100.00W
CV Mode	CH1	1.500V ~ 36.50V	1.500V ~ 72.50V
	Setting/Reedback Accuracy	≤±(0.1% + 30mV)	≤±(0.1% + 30mV)
	Resoltion	10mV	10mV
CC Mode	CH1	0 ~ 10.200A	0 ~ 5.200A
	Setting/Reedback Accuracy	≤±(0.3% + 10mA)	≤±(0.3% + 10mA)
	Resoltion	1mA	1mA
CR Mode	CH1	1Ω ~ 1kΩ	1Ω ~ 1kΩ
	Setting/Reedback Accuracy	≤±(3% + 1Ω)	≤±(3% + 1Ω)
		(voltage≥0.1V, and current≥0.1A)	(voltage≥0.1V, and current≥0.1A)
	Resoltion	1Ω	1Ω
PROTECTION
OVP	Power Mode	OFF,ON(0.5V ~ 38.0V)	OFF,ON(0.5V ~ 75.0V)
	Load Mode	OFF,ON(1.5V ~ 38.0V)	OFF,ON(1.5V ~ 75.0V)
	Setting Accuracy	±100mV
	Resoltion	100mV
OCP	Power Mode	OFF,ON(0.05A ~ 10.5A)	OFF,ON(0.05A ~ 5.50A)
	Load Mode	OFF,ON(0.05A ~ 10.5A)	OFF,ON(0.05A ~ 5.50A)
	Setting Accuracy	±20mA
	Resoltion	10mA
Insulation Resistance		Between chassis and terminal : 20MΩ or above (DC 500V)
		Between chassis and DC power cord : 30MΩ or above (DC 500V)
GENERAL
Operation Environment		Indoor use, Altitude: ≤ 2000m
		Ambient temperature: 0 ~ 40°C / Relative humidity: ≤ 80%
		Installation category: II / Pollution degree: 2
Storage Environment		TEMPERATURE: -10˚C ~ 70˚C / HUMIDITY: ≤70%
Power Input		AC 100V/120V/220V/230V±10%, 50/60Hz
Power Consumption		900VA, 680W
Dimensions & Weight		213 (W) x 145 (H) x 362 (D) mm ; Approx. 10kg