| 销售商 | 型号 | 制造商 | 功能描述 | 价格 |
 Arrow(艾睿) | LP3990QTLX-2.8Q1 | Texas Instruments | | 1+:¥6.3301 10+:¥5.54 25+:¥4.9 100+:¥4.27 250+:¥3.71 500+:¥3.1601 750+:¥2.76 1000+:¥1.923000+:¥1.99013000+:¥2.291+:¥2.6899 |
 ChipOneStop | LP3990QTLX-2.8Q1 | Texas Instruments | | 1+:¥6.3301 10+:¥5.54 25+:¥4.9 100+:¥4.27 250+:¥3.71 500+:¥3.1601 750+:¥2.76 1000+:¥1.923000+:¥1.99013000+:¥2.29 |
 Digi-Key 得捷电子 | LP3990QTLX-2.8Q1 | Texas Instruments | IC REG LINEAR 2.8V 150MA 4DSBGA | $0.35000 |
 Digi-Key 得捷电子 | LP3990QTLX-2.8Q1 | Texas Instruments | IC REG LINEAR 2.8V 150MA 4DSBGA | Active |
 Digi-Key 得捷电子 | LP3990QTLX-2.8Q1 | Texas Instruments | | 1+:¥6.3301 10+:¥5.54 25+:¥4.9 100+:¥4.27 250+:¥3.71 500+:¥3.1601 750+:¥2.76 1000+:¥1.92 |
 Mouser 贸泽电子 | LP3990QTLX-2.8Q1 | Texas Instruments | | 1+:¥6.3301 10+:¥5.54 25+:¥4.9 100+:¥4.27 250+:¥3.71 500+:¥3.1601 750+:¥2.76 1000+:¥1.923000+:¥1.9901 |
 Mouser 贸泽电子 | LP3990QTLX-2.8Q1 | Texas Instruments | 低压差稳压器 150mA Linear V Regul for Digital Appli | 3,000:¥2.4521 9,000:¥2.3617 24,000:¥2.2713
|
 Verical | LP3990QTLX-2.8Q1 | Texas Instruments | | 1+:¥6.3301 10+:¥5.54 25+:¥4.9 100+:¥4.27 250+:¥3.71 500+:¥3.1601 750+:¥2.76 1000+:¥1.923000+:¥1.99013000+:¥2.291+:¥2.68991+:¥2.39 |