LM339DR
Part Number: LM339DR
Manufacturer/Brand: TI
Description: Comparator, 2 to 36 V Operating voltage range, 5mV Input offset voltage, 0.25uA Current draw, SOP14 Package.
Product Category: Comparators, Analog Comparators
Package/Case: SOP14
Stock Condition: 7,000, Can Ship in 48 Hours
Minimum: 1 Multiple: 1 Price For: Each
| Quantity | Price |
|---|---|
| 1+ | $0.40 |
| 10+ | $0.30 |
| 100+ | $0.203 |
| 500+ | $0.157 |
| 1000+ | $0.119 |
About LM339DR
The LM339DR from Texas Instruments is a quad differential comparator integrated circuit (IC) designed for general-purpose applications. It comes in a SOP14 package and operates as an open-collector, rail-to-rail comparator. With its four independent comparators, it offers versatility in voltage comparison tasks.
This device has a low input offset voltage of 5mV and consumes minimal power with a current draw of only 0.25uA. Additionally, the LM339DR is compliant with the Restriction of Hazardous Substances (ROHS) directive, making it environmentally friendly.
The LM339DR is a versatile and reliable component suitable for a wide range of applications requiring precise voltage comparison. Its compatibility with both CMOS and TTL outputs allows for seamless integration into different circuitry. With an operating voltage range of 2 to 36 V, this quad comparator offers flexibility and robust performance.
Features
- Quad Differential Comparators: The LM339DR features four independent comparators, providing flexibility in voltage comparison tasks. This allows for multiple comparisons to be made simultaneously.
- Open-Collector Operation: The LM339DR operates as an open-collector comparator, enabling it to drive both digital and analog circuits. This feature enhances its compatibility with a wide range of applications.
- Rail-to-Rail Comparator: With rail-to-rail capability, this comparator can accept input voltages within its power supply range, resulting in accurate comparisons even near the supply rails.
- Low Input Offset Voltage: The device has a low input offset voltage of 5mV, ensuring precise and accurate voltage comparisons.
- Low Power Consumption: The LM339DR consumes minimal power, drawing only 0.25uA. This makes it suitable for power-sensitive applications where energy efficiency is crucial.
Specifications
| Product Attribute | Attribute Value |
|---|---|
| Texas Instruments | |
| Product Category | Comparators Analog Comparators |
| SMD/SMT | |
| SOP14 | |
| 4 Channel | |
| Open Collector | |
| 1.3 us | |
| Differential | |
| 2 V | |
| 30 V | |
| 500 uA | |
| 6 mA | |
| 5 mV | |
| 250 nA | |
| 0 C | |
| + 70 C | |
| LM339 | |
| Reel | |
| Cut Tape | |
| MouseReel | |
| Brand | Texas Instruments |
| Dual Supply Voltage | +/- 3 V, +/- 5 V, +/- 9 V, +/- 12 V |
| Features | Standard comparator |
| Height | 1.58 mm |
| Input Type | Differential |
| Ios – Input Offset Current | 50 nA |
| Length | 8.65 mm |
| Maximum Dual Supply Voltage | +/- 15 V |
| Minimum Dual Supply Voltage | 1 V |
| Operating Supply Voltage | 2 V to 30 V |
| Product | Analog Comparators |
| Product Type | Analog Comparators |
| Reference Voltage | Yes |
| Shutdown | No Shutdown |
| Supply Type | Single, Dual |
| Technology | Bipolar |
| Type | Differential Comparator |
| Voltage Gain dB | 106.02 dB |
| Width | 3.91 mm |
| Unit Weight | 0.004233 oz |
Applications
- Voltage Monitoring: The LM339DR can be used to monitor voltage levels in battery-powered systems, ensuring proper operation and preventing overvoltage or undervoltage conditions.
- Signal Conditioning: It is suitable for signal conditioning applications, such as amplification and filtering, where precise voltage comparisons are necessary for optimal signal processing.
- Motor Control: In motor control circuits, the LM339DR can be employed to compare reference voltages with feedback signals, enabling precise speed control and fault detection.
- Level Sensing: The quad differential comparators find utility in level sensing applications, such as liquid level detection, where multiple voltage thresholds need to be monitored simultaneously.
- Threshold Detection: It can be used to detect specific voltage thresholds in various systems, triggering actions or alarms based on these comparisons.
- Automation and Robotics: The LM339DR can play a role in automation and robotics by facilitating precise voltage comparisons for control and feedback purposes.
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