数据手册DataSheet 下载：TEA1721FT 适用于5 W应用、集成功率MOSFET通过高压启动的反激控制器，f~burst = 1750 Hz.pdf
TEA1721是一款小尺寸低成本开关电源（SMPS）控制器IC，适合低功率应用（最高5 W），可直接使用整流后的市电电源工作。该器件集成高压功率开关(700 V)，并针对反激转换器拓扑而优化，可在全负载范围内提高效率，空载功耗极低。该器件内置了启动电路，可直接采用整流后的市电电压启动，无需任何外部泄放电路。1750 Hz的打嗝频率可在高市电输入情况下实现低于30 mW的空载功耗。
产品特点
| 产品应用
功能框图 |
演示板
- TEA1721ADB1059：TEA1721 Non-isolated buck converter demo board
- TEA1721ADB1060：TEA1721 Non-isolated buck/boost converter demo board
- TEA1721ADB1061：Isolated universal mains flyback converter demo board
- TEA1721ADB1062：TEA1721 Isolated 3-phase universal mains flyback converter demo board
- TEA1721ADB1102：TEA1721 Cubic Charger 5W demo board
- TEA1721BDB1065：TEA1721 universal mains white goods flyback SMPS demo board
订购型号
| 订购型号 | 封装 | Outline version | Reflow-/Wave soldering | 包装 | 产品状态 | 标示 | 订购器件的编号 |
| TEA1721FT/N1 | SO7 (SOT1175-1) | sot1175-1_po | Reel Pack, SMD, 13" Q1/T1 | 激活 | Standard Marking | TEA1721FT/N1,118( 9352 968 87118 ) |
品质、可靠性及RoHS化学成分
| 订购型号 | 订购器件的编号 | RoHS / RHF | 无铅开始日期 | EFR | IFR (FIT) | MTBF（小时） | 潮湿敏感度等级 | MSL LF |
| TEA1721FT/N1 | TEA1721FT/N1,118 |   | Always Pb-free | 1 | 1 |
产品技术资料
| 文档标题 | 类型分类 | 格式 | 更新日期 |
| TEA1721FT (中文)：HV start-up flyback controller with integrated MOSFET for 5 W applications, 1750 Hz burst frequency | Data sheet | 2012-06-07 | |
| AN10912：SMPS EMC and layout guidlines | Application note | 2011-02-18 | |
| 75017320：NXP GreenChip low-power SMPS controllers TEA172x | Leaflet | 2012-08-20 | |
| 001aan129：GreenChip logo | Logo | gif | 2012-04-20 |
| UM10523：TEA1721 universal mains white goods flyback SMPS demo board | User manual | 2012-01-27 | |
| UM10521：TEA1721 isolated universal mains flyback converter demo board | User manual | 2012-03-08 | |
| UM10522：TEA1721 non-isolated universal mains buck and buck/boost converter demo board | User manual | 2012-12-19 | |
| UM10548：TEA1721FT user manual | User manual | 2012-06-21 | |
| UM10780：TEA1721ADB1102 GreenChip 5 W QBIC demo board | User manual | 2014-05-07 | |
| sot1175-1_po：plastic small outline package; 7 leads; body width 3.9 mm | Outline drawing | 2010-04-26 |
- TEA1721ADB1102 GreenChip 5 W QBIC demo board TEA172X
- TEA1721 non-isolated universal mains buck and buck/boost converter demo board TEA172X
- TEA1721FT user manual TEA172X
- TEA1721 isolated universal mains flyback converter demo board TEA172X
- TEA1721 universal mains white goods flyback SMPS demo board TEA172X
- NXP® GreenChip low-power SMPS controllers TEA172x TEA172X
- plastic small outline package; 7 leads; body width 3.9 mm TEA172X
- SSL2115X
