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Coin type battery holder 24mm

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Component Name

Coin Type Battery Holder 24mm

Description

The Coin Type Battery Holder 24mm is a compact and versatile component designed to securely hold and connect coin-type batteries, specifically those with a diameter of 24mm. This holder is ideal for use in a wide range of applications, including IoT devices, wearable technology, and other battery-powered projects.

Functionality

  • Hold the battery in place: The holder's cradle-like design ensures that the coin-type battery remains securely positioned, preventing it from moving or falling out during operation.
  • Establish a reliable electrical connection: The holder features spring-loaded contacts that maintain consistent contact with the battery terminals, ensuring a reliable electrical connection.
  • Simplify battery replacement: The holder allows for easy battery replacement, making it an ideal choice for projects that require frequent battery swaps.
The primary function of the Coin Type Battery Holder 24mm is to provide a reliable and secure connection for coin-type batteries. The holder is designed to

Key Features

  • Compact design: The holder's compact size (24mm diameter) makes it suitable for use in space-constrained applications.
  • Spring-loaded contacts: The holder's contacts are designed to maintain consistent pressure on the battery terminals, ensuring a reliable electrical connection.
  • Easy battery installation and removal: The holder's design allows for easy battery installation and removal, making it ideal for prototyping and production environments.
  • Robust construction: The holder is built with durable materials to withstand repeated use and handling.
  • Compatibility: The holder is compatible with coin-type batteries of various brands and chemistries, including CR2032, CR2025, and others.
  • Low profile: The holder's low profile (typically <3mm) makes it suitable for use in applications where space is limited.
  • Optional PCB mounting: The holder can be mounted directly to a PCB (Printed Circuit Board) using the provided mounting holes, making it easy to integrate into custom designs.

Battery diameter

24mm

Height

<3mm (varies depending on the specific holder design)

Material

Durable plastic or metal (depending on the manufacturer)

Contact resistance

Typically <0.1 ohms

Operating temperature

-20C to 70C (dependent on the specific holder design and battery type)

Applications

The Coin Type Battery Holder 24mm is suitable for use in a wide range of applications, including

IoT devices

Wearable technology

Sensor modules

Smart home devices

Portable electronics

Prototyping and proof-of-concept projects

By providing a reliable and secure connection for coin-type batteries, the Coin Type Battery Holder 24mm is an essential component for many battery-powered projects.

Pin Configuration

  • Coin Type Battery Holder 24mm Documentation
  • Overview
  • The Coin Type Battery Holder 24mm is a compact and versatile component designed to securely hold and connect a 24mm coin-type battery to a device or circuit. This holder is commonly used in IoT projects, wearable devices, and other applications where space is limited.
  • Pin Description
  • The Coin Type Battery Holder 24mm has two pins that facilitate connections to the coin-type battery and the device or circuit. Let's break down each pin:
  • Pin 1: Positive Terminal (Anode)
  • Pin Name: Red Wire / Positive Leg
  • Function: Connects to the positive terminal of the coin-type battery (anode)
  • Description: This pin is used to connect the positive leg of the coin-type battery to the device or circuit. It's usually marked with a "+" sign or a red wire.
  • Pin 2: Negative Terminal (Cathode)
  • Pin Name: Black Wire / Negative Leg
  • Function: Connects to the negative terminal of the coin-type battery (cathode)
  • Description: This pin is used to connect the negative leg of the coin-type battery to the device or circuit. It's usually marked with a "-" sign or a black wire.
  • Connecting the Pins
  • To connect the Coin Type Battery Holder 24mm to a device or circuit, follow these steps:
  • 1. Insert the Coin-Type Battery: Carefully insert the 24mm coin-type battery into the holder, ensuring the positive terminal (anode) is facing upwards and the negative terminal (cathode) is facing downwards.
  • 2. Connect the Positive Leg: Connect the positive leg of the device or circuit to the positive terminal (anode) of the battery holder (Pin 1). This is usually marked with a "+" sign or a red wire.
  • 3. Connect the Negative Leg: Connect the negative leg of the device or circuit to the negative terminal (cathode) of the battery holder (Pin 2). This is usually marked with a "-" sign or a black wire.
  • 4. Secure the Connections: Ensure all connections are secure and won't come loose over time.
  • Important Notes:
  • Always handle the coin-type battery and holder with care to avoid short circuits or electrical shock.
  • Make sure to follow proper polarity when connecting the battery holder to the device or circuit.
  • Verify the compatibility of the coin-type battery with the device or circuit before making connections.
  • By following these guidelines, you can successfully connect the Coin Type Battery Holder 24mm to your device or circuit, ensuring reliable power supply and efficient performance.

Code Examples

Coin Type Battery Holder 24mm Documentation
Overview
The coin type battery holder 24mm is a compact and convenient component designed to hold and connect a 24mm diameter coin cell battery, commonly used in IoT projects. This holder provides a secure and reliable connection to the battery, making it easy to integrate into various applications.
Technical Specifications
Battery Type: 24mm Coin Cell (e.g., CR2032, CR2450)
 Dimensions: 24mm (diameter) x 3.5mm (height)
 Materials: Plastic or Metal (dependent on manufacturer)
 Connection Type: 2 x 0.5mm pitch JST or similar connectors
 Operating Temperature: -20C to 70C
Code Examples
### Example 1: Basic Battery Connection with Arduino
In this example, we will demonstrate how to connect the coin type battery holder to an Arduino board and read the battery voltage.
Hardware Requirements
Arduino Board (e.g., Arduino Uno)
 Coin Type Battery Holder 24mm
 24mm Coin Cell Battery (e.g., CR2032)
 Jumper Wires
Software Requirements
Arduino IDE
Code
```c
const int batteryPin = A0;  // Analog input pin
void setup() {
  Serial.begin(9600);
}
void loop() {
  int batteryVoltage = analogRead(batteryPin);  // Read analog value
  float voltage = (batteryVoltage  5.0) / 1024.0;  // Convert to voltage
  Serial.print("Battery Voltage: ");
  Serial.print(voltage);
  Serial.println(" V");
  delay(1000);
}
```
Description
In this example, we connect the coin type battery holder to the Arduino board's analog input pin (A0). The code reads the analog value from the pin, converts it to a voltage reading, and prints it to the serial console.
### Example 2: Powering an ESP32 Microcontroller
In this example, we will demonstrate how to use the coin type battery holder to power an ESP32 microcontroller, a popular choice for IoT projects.
Hardware Requirements
ESP32 Development Board (e.g., ESP32 DevKitC)
 Coin Type Battery Holder 24mm
 24mm Coin Cell Battery (e.g., CR2032)
 Jumper Wires
Software Requirements
ESP32 Arduino Core
Code
```c
#include <WiFi.h>
void setup() {
  Serial.begin(115200);
  WiFi.begin("your_wifi_ssid", "your_wifi_password");  // Replace with your Wi-Fi credentials
  while (WiFi.status() != WL_CONNECTED) {
    delay(1000);
    Serial.println("Connecting to Wi-Fi...");
  }
  Serial.println("Connected to Wi-Fi");
  Serial.println("Battery Powered ESP32 Board");
}
void loop() {
  // Your application code here
  delay(1000);
}
```
Description
In this example, we connect the coin type battery holder to the ESP32 development board, which is capable of operating with a coin cell battery. The code initializes the ESP32 board, connects to a Wi-Fi network, and prints a message to the serial console, demonstrating the board's ability to operate with battery power.
Additional Notes
When using the coin type battery holder, ensure that the battery is properly seated and the connectors are securely attached to the holder.
 The battery holder's connection type may vary depending on the manufacturer; ensure compatibility with your project's requirements.
 Always follow proper safety precautions when working with batteries and electrical components.