Gravity: GP8630N I2C/PWM to +-10V/4-20mA DAC Module 16-Bit

DFRobot

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SKU:
147-DFR1230
MPN:
DFR1230
GP8630N 16-bit DAC module with I2C/PWM input supporting ±10V, 0–10V, 0–5V and 4–20mA output. Ideal for industrial automation, robotics, and precise analog signal control. View full description
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Technical Specifications

Brand:
DFRobot
Chip Model:
GP8630N
Operating Voltage:
3.3V-5V
Power/Communication Interface:
PH2.0-4Pin/3Pin
Input Signal:
I2C / PWM
Output Signal-Current Output Range:
0-24mA
Voltage Output Range:
±12V/0-6V/0-12V
Number of Channels:
1
Resolution:
16-bit (I2C mode),8-bit, 10-bit (PWM mode, selectable based on controller)
Full‑Scale Error:
±0.2% (measured after fitting calibration)
Value Range- I2C Mode:
0-65535 corresponds to ±12V, 0-6V, 0-12V, or 0-24mA
PWM Mode:
0-255 or 0-1023 corresponds to output range
PCB Dimensions:
42x32x12.39 mm
Mounting Hole Spacing:
25mm
Mounting Hole Diameter:
3.0 mm

Warranty Information

All the products supplied by Evelta are genuine and original. We offer 14 days replacement warranty in case of manufacturing defects. For more details, please visit our cancellation and returns page.

Description

Resources:

Product Wiki

High Precision GP8630N 16-Bit DAC Module with I2C & PWM Input for ±10V, 0-10V, 0-5V and 4-20mA Industrial Signal Conversion

The Gravity GP8630N 16-bit DAC module is a versatile digital-to-analog converter designed to bridge microcontrollers with industrial-grade analog systems. Built around the GP8630N chip, this module converts I2C or PWM input signals into precise analog outputs including ±10V, 0–10V, 0–5V, and 4–20mA. Its high-resolution 16-bit architecture ensures fine-grained signal control, making it suitable for applications such as robotics, automation systems, process control, and instrumentation where accuracy and stability are critical.

Engineered for flexibility and reliability, the GP8630N DAC module supports seamless integration with platforms like Arduino, ESP32, and Raspberry Pi. It enables users to control industrial equipment such as actuators, valves, inverters, and variable-speed drives directly from digital systems. The Gravity interface simplifies wiring, while the robust design ensures consistent performance in demanding environments, making it an ideal solution for advanced analog signal generation in embedded and industrial applications.

Key Features

  • 16-Bit High Resolution DAC: Enables precise and smooth analog signal generation
  • Multiple Output Modes: Supports ±10V, 0–10V, 0–5V, and 4–20mA outputs
  • Dual Input Support: Accepts I2C and PWM signals for flexible control
  • Wide Industrial Compatibility: Suitable for automation, robotics, and instrumentation
  • High Accuracy Output: Stable and reliable analog signal conversion
  • Versatile Signal Control: Ideal for controlling actuators, valves, and drives
  • Gravity Interface Design: Simplifies integration and reduces wiring complexity
  • Microcontroller Friendly: Compatible with Arduino, ESP32, Raspberry Pi

Bidirectional Control with ±10V Symmetrical Output

This 16-bit DAC module produces a symmetrical ±10V output, unlike traditional DACs that only offer positive voltage ranges. This capability enables direct control of bidirectional devices without requiring complex external bridge circuits. For example, in servo motor applications, a +10V signal can drive forward rotation, a -10V signal can enable reverse rotation, and a 0V signal can activate a stop, considerably simplifying the hardware design for motor drive systems and valve actuators.

Flexible Integration and Wide Compatibility

This I2C/PWM DAC module is designed for broad interoperability and works easily with both 3.3V and 5V logic levels. The dual-mode input capability enables interoperability with a diverse range of microcontrollers. Users can simply include this device into applications that require Arduino for rapid prototyping, ESP32 for IoT-connected industrial nodes, or Raspberry Pi for complicated computing operations. Furthermore, the capability for 8 programmable I2C addresses allows several units to cascade, allowing up to 8 devices to be controlled at the same time on a single bus.

Applications:

  • Motor Forward/Reverse Control
  • Lighting Brightness Control
  • Valve and Pump Control
  • Signal Generator
  • Automation Upgrades for Small Equipment

Package Content:

  • Gravity: GP8630N 1-Channel I2C & PWM to ±10V / 0-5V / 0-10V / 4-20mA DAC Modulex1
  • Gravity-4Pin I2C/UART Sensor Cablex1
  • Gravity-3Pin Analog Sensor Cablex1