Overview
The L6374FP, produced by STMicroelectronics, is an industrial quad line driver specifically designed for use in industrial control systems operating at 24V signal levels (IEC 61131, 24VDC). This component is tailored to meet the demands of high-density digital output modules, motor controllers, and other industrial applications. It features a robust design with multiple protections and high-speed operation capabilities.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (DC) | 10.8 to 35 | V |
| Output Current (per channel) | ±100 mA | A |
| Output Voltage Swing | Up to 35 V | V |
| Operating Frequency | Up to 300 kHz | kHz |
| Input Voltage Range | -7 to 35 V | V |
| Quiescent Current | 3 to 5 mA | mA |
| Operating Temperature Range | -25 to 85 °C | °C |
| Package Type | SO-20 |
Key Features
- Four independent line drivers with 100 mA output current up to 35 V.
- Push-pull outputs with three-state control and true zero current between Vs and ground.
- Input signals between -7 V and +35 V with pre-setting threshold.
- Output voltage clamp to Vs and to ground.
- Current limiting on each output effective in the full 'ground to Vs' output voltage range.
- Pre-setting delay for overcurrent diagnostic.
- High-speed operation: up to 300 kHz with 35 V swing.
- Diagnostic for overtemperature, undervoltage, and overcurrent.
- Overtemperature and undervoltage protections.
Applications
- Programmable logic controllers (PLCs).
- High-density digital output modules.
- Motor controllers.
- PWM/PPO control systems.
Q & A
- What is the operating voltage range of the L6374FP?
The operating voltage range is from 10.8 V to 35 V.
- How many independent line drivers does the L6374FP have?
The L6374FP has four independent line drivers.
- What is the maximum output current per channel?
The maximum output current per channel is ±100 mA.
- What is the maximum operating frequency of the L6374FP?
The maximum operating frequency is up to 300 kHz.
- What are the input voltage range and pre-setting threshold for the L6374FP?
The input voltage range is between -7 V and +35 V, with a pre-setting threshold.
- Does the L6374FP have overtemperature and undervoltage protections?
Yes, the L6374FP includes overtemperature and undervoltage protections.
- How does the overcurrent diagnostic work on the L6374FP?
The L6374FP has a pre-setting delay for overcurrent diagnostic to avoid misleading short diagnostic pulses.
- What type of package does the L6374FP come in?
The L6374FP comes in an SO-20 package.
- What are the typical applications of the L6374FP?
- What is the operating temperature range of the L6374FP?
The operating temperature range is from -25 °C to 85 °C.
