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Hi-Link HLK-2M05 5V 0.4A Switch Power Supply Module

Hi-Link HLK-2M05 5V 0.4A Switch Power Supply Module Hi-Link HLK-2M05 5V 0.4A Switch Power Supply Module
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Input Voltage

6V to 24V DC

Output Voltage

5V DC

Output Current

Up to 0.4A

Efficiency

Up to 85%

Operating Temperature

-40C to 85C

Storage Temperature

-40C to 125C

Dimensions

21.5mm x 17.5mm x 10mm

Weight

approximately 5g

Certifications

UL, CE, and RoHS compliant

Input Protection

Over-voltage protection, under-voltage protection, and short-circuit protection

Output Protection

Over-current protection and short-circuit protection

Isolation

Galvanic isolation between input and output

Pinout

The HLK-2M05 module has four pins

VIN

Input voltage pin (6V to 24V DC)

VOUT

Output voltage pin (5V DC)

GND

Ground pin

EN

Enable pin (active low)

Applications

The Hi-Link HLK-2M05 is suitable for a wide range of applications, including

IoT devices and sensors

Microcontroller-based projects

Small electronic devices and appliances

Battery-powered devices

Solar-powered devices

Industrial control systems

Advantages

High efficiency and low power consumption

Compact and lightweight design

Wide input voltage range

Stable and regulated output voltage

Over-voltage, under-voltage, and short-circuit protection

Galvanic isolation between input and output

Conclusion

The Hi-Link HLK-2M05 5V 0.4A Switch Power Supply Module is a reliable and efficient power solution for small electronic devices and IoT projects. Its compact design, high efficiency, and wide input voltage range make it an ideal choice for a variety of applications.

Pin Configuration

  • Hi-Link HLK-2M05 5V 0.4A Switch Power Supply Module Pinout Explanation
  • The Hi-Link HLK-2M05 is a compact and efficient switch power supply module that provides a regulated 5V output with a maximum current of 0.4A. The module has a total of 6 pins, which are explained below:
  • Pin 1: VIN (Input Voltage)
  • Description: This pin is used to connect the input voltage source, typically a DC power supply or a battery.
  • Voltage Range: 6-24V DC (recommended operating range: 7-18V DC)
  • Current Rating: Dependent on the input voltage and the module's internal circuitry, but typically up to 1A
  • Pin 2: VOUT (Output Voltage)
  • Description: This pin provides the regulated 5V output voltage.
  • Voltage: 5V 0.5V (typical)
  • Current Rating: Up to 0.4A (maximum)
  • Pin 3: GND (Ground)
  • Description: This pin is the common ground connection for the input and output sides of the module.
  • Connection: Connect to the negative terminal of the input voltage source and the load circuit.
  • Pin 4: EN (Enable)
  • Description: This pin is used to enable or disable the output voltage.
  • Logic Level:
  • + High (2.5V): Output voltage is enabled.
  • + Low (0.8V): Output voltage is disabled.
  • Connection: Typically connected to a digital output from a microcontroller or a logic gate.
  • Pin 5: NC (No Connection)
  • Description: This pin is not internally connected and should be left unconnected.
  • Pin 6: NC (No Connection)
  • Description: This pin is not internally connected and should be left unconnected.
  • Connection Structure:
  • Here is a general connection structure for the Hi-Link HLK-2M05 module:
  • Connect the input voltage source (VIN) to Pin 1.
  • Connect the regulated 5V output (VOUT) to Pin 2.
  • Connect the ground (GND) to Pin 3.
  • Connect the enable signal (EN) to Pin 4.
  • Leave Pins 5 and 6 unconnected.
  • Important Notes:
  • Ensure the input voltage is within the recommended operating range to avoid damage to the module.
  • The module has built-in overcurrent protection, but it's still recommended to add external protection (e.g., a fuse) to prevent damage from excessive current.
  • Follow proper safety precautions when working with electrical circuits and ensure the module is installed in a well-ventilated area to prevent overheating.
  • By following these guidelines, you can properly connect and utilize the Hi-Link HLK-2M05 5V 0.4A Switch Power Supply Module in your IoT projects.

Code Examples

Hi-Link HLK-2M05 5V 0.4A Switch Power Supply Module Documentation
Overview
The Hi-Link HLK-2M05 is a compact, high-reliability switch power supply module that provides a regulated 5V output with a maximum current of 0.4A. This module is ideal for powering IoT devices, microcontrollers, and other small electronic projects.
Features
Input voltage: 100-240V AC
 Output voltage: 5V DC
 Output current: 0.4A
 High efficiency: up to 85%
 Compact size: 38.5 x 24.5 x 15.5 mm
 Isolation: 3000V AC
Pinout
The HLK-2M05 module has a simple 4-pin interface:
Vin: Input voltage (100-240V AC)
 GND: Ground
 Vout: Regulated 5V output
 GND: Ground
Using the Hi-Link HLK-2M05 with an Arduino Board
In this example, we will use the HLK-2M05 to power an Arduino Uno board, which requires a 5V power supply.
Hardware Connection
Connect the Vin pin of the HLK-2M05 to a 100-240V AC power source (e.g., a wall outlet)
 Connect the GND pin of the HLK-2M05 to the GND pin of the Arduino Uno
 Connect the Vout pin of the HLK-2M05 to the 5V pin of the Arduino Uno
Arduino Code
In this example, we will use the Arduino Uno to blink an LED connected to digital pin 13.
```c
void setup() {
  pinMode(13, OUTPUT);
}
void loop() {
  digitalWrite(13, HIGH);
  delay(1000);
  digitalWrite(13, LOW);
  delay(1000);
}
```
Using the Hi-Link HLK-2M05 with a Raspberry Pi
In this example, we will use the HLK-2M05 to power a Raspberry Pi, which requires a 5V power supply.
Hardware Connection
Connect the Vin pin of the HLK-2M05 to a 100-240V AC power source (e.g., a wall outlet)
 Connect the GND pin of the HLK-2M05 to the GND pin of the Raspberry Pi
 Connect the Vout pin of the HLK-2M05 to the 5V pin of the Raspberry Pi
Python Code
In this example, we will use the Raspberry Pi to print a message to the console.
```python
print("Hello, World!")
```
Important Notes
Make sure to follow proper safety precautions when working with AC power sources.
 Ensure that the HLK-2M05 module is properly ventilated to prevent overheating.
 The HLK-2M05 module should be used within its specified operating temperature range of -20C to 60C.
By following these examples and guidelines, you can safely and effectively use the Hi-Link HLK-2M05 switch power supply module to power your IoT projects.