Product description
Shipping & Return
LM339DR — Overview
LM339DR by Texas Instruments is a high-volume electronic component supplied by Shenzhen Jingteng Electronics (JTDZ Tech). 四路电压比较器，2026 年精密测量与汽车电子需求偏紧的型号. We keep this part in stock for OEMs, ODMs and EMS providers in India, Vietnam and the Middle East.
Key Specifications
| Part Number | LM339DR |
| Manufacturer | Texas Instruments |
| Category | Amplifiers / Data Conversion |
| Package | SOIC-14 |
| Channels | 4 x independent comparators |
| Supply Voltage | 2 V - 30 V (single), ±1 - ±15 V |
| Input Offset Voltage | 2 mV typical |
| Input Bias Current | 25 nA |
| Response Time | 1.3 us |
| Output Type | Open-collector |
| Supply Current | 0.8 mA per package |
| Package | SOIC-14 |
| Date Code | Recent date code, original factory |
| Stock Status | In stock — ships within 24 hours |
Typical Applications
Level detection, oscillators, peak detectors, industrial comparators.
Why Buy LM339DR from JTDZ Tech
- 100% original and new parts, traceable date code, Certificate of Conformance available
- MOQ from 1 pc for samples, competitive tier pricing for volume orders
- X-ray and visual inspection, third-party lab test (White Horse / GDS) supported before shipment
- Quote within 24 hours, export shipping to India, Vietnam, the Middle East and worldwide
Quality Guarantee
Every order ships with date code and Certificate of Conformance (COC). Visual and X-ray inspection, and third-party inspection (White Horse, GDS, or your designated lab) are supported before shipment.
💬 Prices vary with order quantity & market conditions. The listed price is for reference only. Contact us for a real-time quote — we offer competitive pricing for volume orders and hard-to-find parts.
价格随采购数量与行情浮动，所示价格仅供参考。欢迎询价获取实时报价，量大从优。
价格随采购数量与行情浮动，所示价格仅供参考。欢迎询价获取实时报价，量大从优。
Shipping cost is based on weight. Just add products to your cart and use the Shipping Calculator to see the shipping price.We want you to be 100% satisfied with your purchase. Items can be returned or exchanged within 30 days of delivery.
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