FNIRSI® DPS-150 Mini DC Adjustable CNC Programmable Regulated Switching Power Supply (Standard)
Product Description
The FNIRSI® DPS-150 is a compact, programmable DC adjustable switching power supply designed to provide stable and adjustable DC output for electronics testing, development, repair, and DIY projects.
It delivers an adjustable output voltage from 0V to 30V and an output current from 0A to 5A, with a maximum output power of 150W. The unit supports Constant Voltage (CV) and Constant Current (CC) operating modes, allowing users to configure the output according to their application requirements.
Featuring a 2.8-inch IPS color display, programmable output settings, and six preset voltage/current configurations, the DPS-150 offers convenient control and monitoring in a compact and portable design.
The power supply supports multiple input options, including USB-C Power Delivery (PD) chargers, Quick Charge (QC) chargers, power banks, and DC power adapters. It also incorporates multiple protection functions to help protect the device and connected equipment during operation.
Key Features
- Adjustable DC Output: Variable output voltage from 0V to 30V and current from 0A to 5A, with up to 150W output power.
- CC and CV Operating Modes: Supports Constant Current and Constant Voltage modes for different power supply requirements.
- High-Resolution Adjustment: Voltage adjustment precision of 0.01V and current adjustment precision of 0.001A, as stated in the manufacturer's highlights.
- Multiple Input Options: Supports USB-C PD fast chargers, QC fast chargers, power banks, and DC power adapters.
- Programmable Output: Allows users to configure output settings and save six preset voltage/current configurations.
- 2.8-Inch IPS Display: Features a 320 × 240 color screen with numerical and curve display modes.
- Compact and Lightweight: Measures approximately 106 × 76 × 28mm and weighs about 178g.
- Multiple Output Connections: Compatible with 4mm banana plugs, U-shaped terminals, and copper wires.
- Comprehensive Protection: Includes overvoltage, overcurrent, undervoltage, overpower, overtemperature, reverse input, reverse output, and short-circuit protection.
- PC Software Support: Supports computer software control and firmware upgrades.
Technical Specifications
General Specifications
| Parameter | Specification |
|---|---|
| Brand | FNIRSI |
| Model | DPS-150 |
| Product Type | Programmable Adjustable DC Switching Power Supply |
| Maximum Output Power | 150W |
| Operating Modes | Constant Voltage (CV) / Constant Current (CC) |
| Display | 2.8-inch IPS Color Screen |
| Display Resolution | 320 × 240 pixels |
| Display Modes | Numerical and Curve Display |
| Preset Configurations | 6 |
| PC Software Support | Yes |
| Firmware Upgrade | Supported |
Input Specifications
| Parameter | Specification |
|---|---|
| Input Voltage | DC 5V–32V (manufacturer's specification table) |
| Input Current | 100mA–5A |
| Input Options | PD Fast Charger, QC Fast Charger, Power Bank, DC Power Adapter |
| Input Interface | Type-C |
| Recommended Input Range | 5V–30V (manufacturer's precautions) |
Output Specifications
| Parameter | Specification |
|---|---|
| Output Voltage | 0–30V DC |
| Output Current | 0–5A |
| Maximum Output Power | 150W |
| Voltage Adjustment Precision | 0.01V |
| Current Adjustment Precision | 0.001A |
| Ripple | Less than 20mV (manufacturer's highlights) |
| Load Regulation | 0.49% |
| Full-Load Efficiency | 96.30% |
| Output Connection Compatibility | 4mm Banana Plugs, U-Shaped Terminals, Copper Wires |
Protection Functions
| Protection Type | Availability |
|---|---|
| Overvoltage Protection | Supported |
| Overcurrent Protection | Supported |
| Undervoltage Protection | Supported |
| Overpower Protection | Supported |
| Overtemperature Protection | Supported |
| Reverse Input Protection | Supported |
| Reverse Output Protection | Supported |
| Short-Circuit Protection | Supported |
Physical and Environmental Specifications
| Parameter | Specification |
|---|---|
| Dimensions | 106 × 76 × 28mm |
| Weight | Approximately 178g |
| Operating Temperature | 0°C to 40°C |
Applications
- Electronics Development: Supplying adjustable DC power to electronic circuits and development boards.
- PCB Testing and Repair: Powering electronic boards and modules during troubleshooting and maintenance.
- Embedded Systems: Testing and powering microcontroller-based projects and embedded electronic systems.
- DIY Electronics Projects: Providing adjustable DC power for hobbyist and maker applications.
- Laboratory and Educational Use: Supporting electronics experiments, demonstrations, and practical training.
- Portable Testing Setups: Providing adjustable power for field testing and mobile electronics work.
- Battery-Related Projects: Supplying adjustable DC power for certain battery-related applications, subject to the required external protection and charging precautions.
Package Contents
Standard Version
- 1 × FNIRSI DPS-150 Power Supply
- 2 × Alligator Clip Wires (Red and Black)
- 1 × Micro USB Cable
- 1 × User Manual
- 1 × Packing Box
Note: The Standard package does not list a PD power adapter or C-to-C PD charging cable. These are included in the separately listed optional package configuration.
Frequently Asked Questions (FAQ)
1. What is the maximum output voltage and current of the FNIRSI DPS-150?
The DPS-150 provides an adjustable DC output voltage of 0–30V and an output current of 0–5A, with a maximum rated output power of 150W.
2. Does the DPS-150 support Constant Voltage and Constant Current modes?
Yes. It supports both CV (Constant Voltage) and CC (Constant Current) operating modes.
3. What input power sources can be used with this power supply?
It supports USB-C PD fast chargers, QC fast chargers, power banks, and DC power adapters. The input source must meet the required voltage and current specifications.
4. Can I use a power bank to operate the DPS-150?
Yes. The manufacturer lists power banks among the supported input sources. However, the power bank must provide a compatible output voltage and sufficient power for the intended application.
5. Does the DPS-150 have programmable or preset output settings?
Yes. It supports programmable output settings and provides six preset voltage/current configurations for convenient operation.
6. What display does the DPS-150 use?
It features a 2.8-inch IPS color display with a resolution of 320 × 240 pixels, supporting numerical and curve display modes.
7. Does the DPS-150 include protection against short circuits and incorrect connections?
Yes. It includes short-circuit, overvoltage, overcurrent, undervoltage, overpower, overtemperature, reverse input, and reverse output protection.
8. Can the DPS-150 be controlled through a computer?
Yes. The manufacturer specifies PC software support and firmware upgrade capability.