Overview
The LM311DG is a high-performance voltage comparator manufactured by ON Semiconductor. It is designed for general-purpose applications and is widely used in various electronic circuits. This single-channel comparator is housed in an 8-SOIC package, making it suitable for surface-mount technology (SMT). The LM311DG is known for its versatility, offering a wide operating voltage range and compatibility with multiple logic types, including DTL, MOS, RTL, and TTL. Its market positioning targets engineers and designers in industries requiring precise voltage comparison, such as industrial automation, consumer electronics, and automotive systems. The LM311DG stands out for its robust performance, low input bias current, and high-speed response, making it a competitive choice in the comparator market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Category | Linear - Comparator | - | - |
| Description | IC COMPARATOR SGL 36VDC 8-SOIC | - | - |
| Manufacturer | ON Semiconductor | - | - |
| Type | General Purpose | - | - |
| Output Type | DTL, MOS, Open-Collector, Open-Emitter, RTL, TTL | - | - |
| Supply Voltage (Single/Dual) | 5 V ~ 30 V, ±2.5 V ~ 15 V | V | - |
| Input Offset Voltage (Max) | 7.5 | mV | @ ±15V |
| Input Bias Current (Max) | 0.25 | µA | @ ±15V |
| Quiescent Current (Max) | 7.5 | mA | - |
| Operating Temperature | 0°C ~ 70°C | - | - |
| Package/Case | 8-SOIC (0.154", 3.90mm Width) | - | - |
| Mounting Type | Surface Mount | - | - |
Key Features
- Wide operating voltage range (5 V to 30 V, ±2.5 V to 15 V).
- Compatible with multiple logic types (DTL, MOS, RTL, TTL).
- Low input bias current (max 0.25 µA).
- High-speed response for precise voltage comparison.
- Robust performance in industrial and automotive environments.
Applications
The LM311DG is widely used in various applications, including industrial automation, consumer electronics, and automotive systems. In industrial automation, it is employed in control systems for precise voltage monitoring and comparison. In consumer electronics, it is used in devices such as power supplies and audio equipment. In automotive systems, the LM311DG is utilized in safety and control modules for reliable operation under harsh conditions. Its versatility and robust design make it suitable for any application requiring accurate voltage comparison and fast response times.
Q & A
1. What is the operating voltage range of the LM311DG?
The LM311DG operates within a voltage range of 5 V to 30 V for single supply and ±2.5 V to 15 V for dual supply.
2. What logic types is the LM311DG compatible with?
It is compatible with DTL, MOS, RTL, and TTL logic types.
3. What is the maximum input offset voltage?
The maximum input offset voltage is 7.5 mV at ±15V.
4. What is the maximum input bias current?
The maximum input bias current is 0.25 µA at ±15V.
5. What is the quiescent current of the LM311DG?
The maximum quiescent current is 7.5 mA.
6. What is the operating temperature range?
The LM311DG operates within a temperature range of 0°C to 70°C.
7. What package does the LM311DG come in?
It is available in an 8-SOIC (0.154", 3.90mm Width) package.
8. Is the LM311DG suitable for surface-mount applications?
Yes, it is designed for surface-mount technology (SMT).
9. What are the typical applications of the LM311DG?
It is used in industrial automation, consumer electronics, and automotive systems.
10. What makes the LM311DG competitive in the market?
Its wide operating voltage range, compatibility with multiple logic types, and low input bias current make it a competitive choice.
