LM393NG

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LM393NG

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Description

Low Offset Voltage Dual Comparators

Technology: Bipolar
Brand: On Semiconductor
DateCode: 0608+
Package / Case: DIP/8P
Input Bias Current (Typ): 250(nA)
Input Offset Voltage: 5(mV)
Power Dissipation: 570(W)
Mounting: Through Hole
Operating Temp Range: 0C to 70C
Output Type: Open Collector
Package Type: PDIP
Packaging: Rail/Tube
Pin Count: 8
Response Time: 1300(ns)
Number of Elements: 2
Operating Temperature Classification: Commercial
Power Supply Requirement: Single/Dual
Supply Current (Max): 1 mA
Dual Supply Voltage (Min): ±1(V)
Rad Hardened: No
Single Supply Voltage (Min): 2(V)
Single Supply Voltage (Max): 36(V)
Single Supply Voltage (Typ): 3/5/9/12/15/18/24/28(V)
Dual Supply Voltage (Max): ±18(V)
Voltage Gain in dB: 106.02(dB)
Supply Current: 1(mA)
Strobe Capability: NO

Model comparison: LM393NG vs XD393 comparison

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The parameters and performance indicators of this product are sourced from the internet. In case of discrepancies, please refer to the manufacturer's technical specifications!！

Product Attributes

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Supply Voltage	Vcc	Operating	2.0	-	36.0	V
Supply Current	ICC	All inputs low	50	150	-	μA
Input Offset Voltage	VOS	VIN = 0V, TA = 25°C	0.0	2.0	5.0	mV
Input Bias Current	IB	VIN = 0V, TA = 25°C	25	250	-	nA
Input Voltage Range	VIN	Operating	0	-	Vcc-1.5	V
Output Low Voltage	VOL	IO = 16mA, Vcc = 36V	0.3	-	0.5	V
Output High Voltage	VOH	IO = -0.4mA, Vcc = 36V	Vcc-3.0	-	Vcc-1.5	V
Output Current (Sink)	IOL	VOL = 0.4V, Vcc = 36V	16	-	20	mA
Output Current (Source)	IOH	VOH = Vcc-1.5V, Vcc = 36V	0.4	-	1.0	mA
Operating Temperature	TA	Operating	-40	-	125	°C
Storage Temperature	TSTG	Storage	-65	-	150	°C

Instructions for Using LM393NG

Power Supply:
- The LM393NG can operate with a supply voltage ranging from 2.0V to 36.0V.
- Ensure the supply current is within the specified range to avoid damage.
Input Connections:
- Connect the input signals to the IN+ and IN- pins.
- The input voltage range should be between 0V and Vcc-1.5V to prevent damage to the device.
Output Connections:
- The output pins (OUT) can sink up to 16mA and source up to 1.0mA.
- When the output is low, the voltage will be between 0.3V and 0.5V.
- When the output is high, the voltage will be between Vcc-3.0V and Vcc-1.5V.
Temperature Considerations:
- The operating temperature range is from -40°C to 125°C.
- The storage temperature range is from -65°C to 150°C.
Handling Precautions:
- Handle the device with care to avoid static damage.
- Ensure proper heat sinking if operating at high temperatures or high power levels.
Application Notes:
- The LM393NG is commonly used in comparator applications where precise voltage level detection is required.
- It can be used in a wide range of circuits, including battery monitoring, level shifting, and signal conditioning.
Pin Configuration:
- Refer to the datasheet for the specific pin configuration and layout to ensure correct connections.
Testing:
- Before finalizing the design, test the circuit under various conditions to ensure reliable operation.

By following these guidelines, you can effectively use the LM393NG in your electronic projects.

(For reference only)

Low Offset Voltage Dual Comparators

QUANTITY	UNIT PRICE	PLUS UNIT PRICE	TOTAL PRICE
≥1:	US $0.74500	US $0.67050	US $0.67050
≥5:	US $0.59600	US $0.53640	US $2.68200
≥10:	US $0.34270	US $0.30843	US $3.08430
≥20:	US $0.29800	US $0.26820	US $5.36400
≥50:	US $0.26820	US $0.24138	US $12.06900
≥100:	US $0.26075	US $0.23468	US $23.46800
≥200:	US $0.25330	US $0.22797	US $45.59400
≥500:	US $0.24585	US $0.22127	US $110.63500
≥1000:	US $0.23840	US $0.21456	US $214.56000

Substitute (equivalent) Product

Product Name	Description
LM339	A quad comparator that is often used as a direct substitute for the LM393 in applications requiring multiple comparators. It operates over a wide range of voltages and provides high speed operation.
TLC3702	A dual low-power CMOS comparator designed for battery-operated devices. It offers low supply current and can operate from a single power supply.
LTC1540	A high-speed, low-power dual comparator with built-in reference voltage. It is suitable for applications requiring precision and low power consumption.
TLV3501	A dual, low-voltage, low-power comparator with rail-to-rail input and output. It is ideal for portable and battery-powered systems.
MCP6561	A single, low-power, high-speed comparator with a push-pull output stage. It is suitable for general-purpose applications and can operate from a wide range of supply voltages.

Product Usage

The LM393NG is a dual voltage comparator that is widely used in various electronic circuits due to its low power consumption and wide operating voltage range (2.0V to 36V). Here are some common applications and circuits where the LM393NG is often used:

Threshold Detection Circuits:
- Battery Low Voltage Detector: The LM393NG can be used to monitor battery voltage and trigger an alarm or shutdown when the voltage drops below a certain threshold.
- Temperature Monitoring: It can be used with temperature sensors to detect when the temperature exceeds or falls below a set point.
Signal Level Shifting:
- Logic Level Conversion: The LM393NG can be used to convert signals from one logic level to another, such as converting 5V signals to 3.3V signals.
Analog-to-Digital Conversion:
- Simple ADC: By using multiple comparators with different reference voltages, a simple analog-to-digital converter (ADC) can be constructed.
Pulse Width Modulation (PWM) Control:
- PWM Signal Generation: The LM393NG can be used to generate PWM signals for motor control, LED dimming, or other applications.
Motor Control:
- Speed Control: It can be used to compare the feedback signal from a motor with a reference voltage to control the speed of the motor.
- Direction Control: It can be used to determine the direction of rotation based on sensor inputs.
Audio Applications:
- Volume Control: The LM393NG can be used to detect the presence of an audio signal and adjust the volume accordingly.
- Clipping Detector: It can be used to detect when an audio signal is clipping and provide an indication or take corrective action.
Power Supply Monitoring:
- Overvoltage/Undervoltage Protection: The LM393NG can be used to monitor power supply voltages and trigger protective actions if the voltage goes out of a safe range.
Sensor Interfaces:
- Proximity Sensors: It can be used to interface with proximity sensors and detect the presence of objects.
- Light Sensors: It can be used to detect changes in light levels and trigger actions based on those changes.
Oscillator Circuits:
- Relaxation Oscillators: The LM393NG can be used to create relaxation oscillators, which are useful for generating square waves or timing signals.
Data Communication:
- Line Receivers: It can be used to receive and process differential signals in data communication systems.

These are just a few examples of the many applications where the LM393NG can be found. Its versatility and reliability make it a popular choice for a wide range of electronic designs.

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LM393NG

LM393NG has several brands around the world that may have alternate names for LM393NG due to regional differences or acquisition. LM393NG may also be known as the following names:

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