LM339N LM339 IC
Product Title: LM339N (Marking: LM339N) Low-Power Quad Voltage Comparator IC (DIP-14)
Product Specifications:
- Part Number: LM339N / LM339 (Top Marking Code: LM339N / Lot Tracking Code: e.g., 6AA2HYL)
- Device Type: Low-Power Quad Independent Voltage Comparator
- Package / Case: DIP-14 (Through-Hole High Reliability Package)
- Pin Count: 14 Pins
- Channels: 4 Independent Voltage Comparators
- Supply Voltage Range ($V_{CC}$): Single Supply: $2\text{V}$ to $36\text{V}$ / Dual Supply: $\pm 1\text{V}$ to $\pm 18\text{V}$
- Low Supply Current Drain:$0.8\text{ mA}$ (Typical, independent of supply voltage)
- Input Offset Voltage:$2\text{ mV}$ (Typical)
- Output Type: Open-Collector (Allows wired-OR connections)
- Response Time:$1.3\:\mu\text{s}$
- Common-Mode Input Voltage Range: Includes Ground ($0\text{V}$)
Short Description: Industry-standard LM339N (top marking: LM339N) quad voltage comparator IC in a 14-pin DIP through-hole package. Integrates four independent voltage comparators designed specifically to operate from a single power supply over a wide range of voltages, with low power consumption. Features open-collector outputs for easy level translation and logic interfacing. Extensively used in power supply monitoring, over-voltage/under-voltage protection circuits, industrial control systems, analog-to-digital sensor interfaces, and automotive electronics. Essential replacement part for repairing power supply sensing stages, charger control boards, and industrial power equipment.
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