Overview
The LM393AM is a dual independent precision voltage comparator produced by onsemi. This device is part of the LM393 series, known for its low offset voltage and wide range of supply voltage operation. It is suitable for various applications in consumer, automotive, and industrial electronics due to its robust specifications and compatibility with multiple logic levels.
Key Specifications
| Characteristic | Value | Unit |
|---|---|---|
| Power Supply Voltage | 2.0 Vdc to 36 Vdc, ±1.0 Vdc to ±18 Vdc | V |
| Input Differential Voltage | 36 | V |
| Input Common Mode Voltage Range | −0.3 to +36 | V |
| Output Voltage | 36 | V |
| Output Short Circuit-to-Ground Current | 20 | mA |
| Input Offset Voltage (Max) | ±5.0 mV | mV |
| Input Offset Current (Max) | ±50 nA | nA |
| Input Bias Current (Max) | 25 nA | nA |
| Operating Ambient Temperature Range | 0°C to +70°C | °C |
| Package Type | SOIC-8 |
Key Features
- Wide single-supply range: 2.0 Vdc to 36 Vdc and split-supply range: ±1.0 Vdc to ±18 Vdc.
- Very low current drain independent of supply voltage: 0.4 mA.
- Low input bias current: 25 nA and low input offset current: 5.0 nA.
- Low input offset voltage: 5.0 mV (max).
- Input common mode range to ground level and differential input voltage range equal to power supply voltage.
- Output voltage compatible with DTL, ECL, TTL, MOS, and CMOS logic levels.
- ESD clamps on the inputs increase the ruggedness of the device without affecting performance.
- Pb-free, halogen-free/BFR-free, and RoHS compliant.
Applications
- Consumer electronics
- Automotive electronics
- Industrial electronics
- Vacuum robots
- Single-phase UPS systems
- Server power supplies
- Cordless power tools
- Wireless infrastructure
- Building automation
- Factory automation and control
- Motor drives
- Infotainment and cluster systems.
Q & A
- What is the power supply voltage range for the LM393AM?
The LM393AM operates with a single supply voltage range of 2.0 Vdc to 36 Vdc and a split-supply range of ±1.0 Vdc to ±18 Vdc.
- What is the maximum input offset voltage for the LM393AM?
The maximum input offset voltage for the LM393AM is ±5.0 mV).
- What is the input bias current of the LM393AM?
The input bias current of the LM393AM is 25 nA (max)).
- Is the LM393AM RoHS compliant?
- What are the typical applications of the LM393AM?
The LM393AM is used in consumer, automotive, and industrial electronics, as well as in various other applications such as vacuum robots, single-phase UPS systems, and motor drives).
- What is the operating temperature range for the LM393AM?
The operating ambient temperature range for the LM393AM is 0°C to +70°C).
- What package types are available for the LM393AM?
The LM393AM is available in SOIC-8 and PDIP-8 packages).
- Is the LM393AM compatible with different logic levels?
- What is the maximum output short circuit-to-ground current for the LM393AM?
The maximum output short circuit-to-ground current for the LM393AM is 20 mA).
- Does the LM393AM have ESD protection?
