DS4303, DS4303K：可编程电压基准
非易失采样、无限保持器，可调节电压基准，由工厂自动校准
DS4303是非易失(NV)、可编程电压基准。基准电压可在工厂校准/编程期间在线设置。设置基准电压VOUT非常方便，只需在VIN加载所需电压，触发调整引脚(/ADJ)即可无限期锁定VOUT电压(即使器件是周期性供电)。使用DS4303的低成本自动调整方案可替代繁琐的工厂调整。此外，经过完全组装和测试后，DS4303具有再调整能力，以实现更灵活的制造安排、降低库存成本，并使产品尽快面市。
关键特性
| DS4303、DS4303K：典型工作电路 应用
|
数据手册DataSheet
| 语言 | 下载文件 | 备注 |
|---|---|---|
| 英文 | DS4303-DS4303K.pdf | Rev 1; 08/2006 |
关键参数
| Part Number | VOUT (V) | Temp. Coeff. (ppm/°C) | Initial Accuracy (% max) | Calibration Method | ISUPPLY (µA) | VSUPPLY (V) | VSUPPLY (V) | Noise 0.1Hz to 10Hz (µVpp) | Oper. Temp. (°C) | Package/Pins | Budgetary Price |
|---|---|---|---|---|---|---|---|---|---|---|---|
| max | @ +25°C | max | min | max | typ | See Notes | |||||
| DS4303 | Programmable (within 300mV of Rails) | 30 | 0.03 | E2CRef. | 1600 | 2.4 | 3.6 | 200 | -40 to +85 | SOT/5 | $1.87 @1k |
技术资料
- When Is Calibration Important?
- Reduce the Chances of Human Error: Part 2, Super Amps and Filters for Analog Interface
- Introduction to Electronic Calibration and Methods for Correcting Manufacturing Tolerances in Medical Equipment Designs
- Understanding Voltage-Reference Topologies and Specifications
质量和环境数据
订购型号
| 型号 | 状况 | 推荐替代产品 | 封装 | 温度 | RoHS/无铅 |
|---|---|---|---|---|---|
| DS4303K | 停止供货 | EVKIT； | -40°C至+85°C | 参考数据资料 | |
| DS4303R+T&R | 生产中 | SOT,；5引脚；9mm² | -40°C至+85°C | RoHS/无铅：无铅 | |
| DS4303R-U | 停止供货 | DS4303R-U+ | SOT,；5引脚；9mm² | -40°C至+85°C | RoHS/无铅：无铅 |
| DS4303R-U+ | 生产中 | SOT,；5引脚；9mm² | -40°C至+85°C | RoHS/无铅：无铅 | |
| DS4303R/T&R | 停止供货 | DS4303R+T&R | SOT,；5引脚；9mm² | -40°C至+85°C | RoHS/无铅：否 |
- DS4303-DS4303K.pdf DS4303
- When Is Calibration Important? MAX5529
- Reduce the Chances of Human Error: Part 2, Super Amps and Filters for Analog Interface MAX5492
- Introduction to Electronic Calibration and Methods for Correcting Manufacturing Tolerances in Medical Equipment Designs MAX5481
- Understanding Voltage-Reference Topologies and Specifications MAX8069
- DS4303.pdf DS4303
- DS4303-DS4303K.pdf DS4303
