Overview
The LM393APWLE, produced by Texas Instruments, is a dual differential comparator that belongs to the LM393 series. This device is designed to operate from a single supply over a wide range of voltages or from split power supplies. It features two independent comparators, making it versatile for various applications in consumer, automotive, and industrial electronics.
The LM393 series is known for its low offset voltage, low input bias current, and compatibility with multiple logic levels, including TTL, DTL, ECL, MOS, and CMOS. This makes the LM393APWLE an excellent choice for precision voltage comparison tasks.
Key Specifications
| Parameter | Test Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Supply Voltage Range | Single Supply | 2.0 | 36 | Vdc | |
| Supply Voltage Range | Split Supply | ±1.0 | ±18 | Vdc | |
| Input Offset Voltage | VCC = 5V to 30V, VO = 1.4V | 1 | 2 | 4 | mV |
| Input Bias Current | VO = 1.4V | -25 | -250 | -400 | nA |
| Input Offset Current | VO = 1.4V | 5 | 50 | 150 | nA |
| Common-Mode Input Voltage Range | 0 | VCC - 2 | V | ||
| Response Time | RL connected to 5V through 5.1kΩ, CL = 15pF | 1.3 | µs | ||
| Output Saturation Voltage | I_sink = 4 mA | 80 | mV |
Key Features
- Wide single-supply voltage range: 2.0 Vdc to 36 Vdc or split-supply range: ±1.0 Vdc to ±18 Vdc
- Very low supply current: 0.4 mA independent of supply voltage
- Low input bias current: 25 nA (typical)
- Low input offset current: 5.0 nA (maximum)
- Low input offset voltage: 5.0 mV (maximum)
- Input common-mode voltage range includes ground
- Differential input voltage range equal to the supply voltage
- Output compatible with TTL, DTL, ECL, MOS, and CMOS logic levels
- ESD clamps on the inputs increase the ruggedness of the device without affecting performance
- Available in various packages including DFN8 2x2, MiniSO8, TSSOP8, and SO8
Applications
- Vacuum robots
- Single-phase UPS systems
- Server power supplies
- Cordless power tools
- Wireless infrastructure
- Appliances
- Building automation
- Factory automation and control
- Motor drives
- Infotainment and cluster systems
Q & A
- What is the supply voltage range for the LM393APWLE?
The LM393APWLE can operate from a single supply voltage range of 2.0 Vdc to 36 Vdc or from a split-supply range of ±1.0 Vdc to ±18 Vdc.
- What is the typical input bias current of the LM393APWLE?
The typical input bias current is 25 nA.
- What is the maximum input offset voltage of the LM393APWLE?
The maximum input offset voltage is 5.0 mV.
- Is the output of the LM393APWLE compatible with multiple logic levels?
- What is the response time of the LM393APWLE?
The response time is typically 1.3 µs for a 100-mV input step with 5-mV overdrive).
- Does the LM393APWLE have ESD protection?
- What are the common applications of the LM393APWLE?
The LM393APWLE is used in various applications such as vacuum robots, single-phase UPS systems, server power supplies, cordless power tools, wireless infrastructure, appliances, building automation, factory automation and control, motor drives, and infotainment and cluster systems).
- What packages is the LM393APWLE available in?
The LM393APWLE is available in various packages including DFN8 2x2, MiniSO8, TSSOP8, and SO8).
- What is the input common-mode voltage range of the LM393APWLE?
The input common-mode voltage range includes ground and is limited by VCC - 2V).
- Is the LM393APWLE RoHS compliant?
