MAX856EVKIT：MAX856评估板
The MAX856 evaluation kit (EV kit) is a fully assembled and tested surface-mount printed circuit board. It can also evaluate the MAX858 or the adjustable-output MAX857/MAX859.
The MAX856—MAX859 are CMOS, step-up, DC-DC switching regulators for small, low input voltage or battery-powered systems. The MAX856/MAX858 accept a positive input voltage between 0.8V and 6V and convert it to a higher, pin-selectable output voltage of 3.3V or 5V. The MAX857/MAX859 adjustable versions accept 0.8V to 6V input voltages and generate a higher, adjustable output voltage in the 2.7V to 6V range. Typical full-load efficiencies for the MAX856-MAX859 are greater than 85%.
A movable jumper on the EV kit selects either a 3.3V or 5.0V output voltage. Additional pads on the board's solder side accommodate resistors for the LBI/LBO low-battery detector or MAX857/MAX859 output adjustment.
关键特性- Low 0.8V to 6V Input Supply Voltage
- New µMAX® Package
- 85% Efficiency at 100mA
- 25µA Quiescent Current
- 1µA Shutdown Mode
- 125mA and 500mA Switch Current Limits Permit Use of Low-Cost Inductors
- Up to 500kHz Switching Frequency
- ±1.5% Reference Tolerance Over Temperature
- Low-Battery Detector (LBI/LBO)
- Surface-Mount Construction
- Fully Assembled and Tested
| 应用- 2节和3节电池供电设备
- 3.3V至5V升压转换
- 血糖表
- 医疗仪表
- 掌上电脑
- 个人数据通信/计算机
- 便携式数据收集设备
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数据手册DataSheet
订购型号
| 型号 | 状况 | 推荐替代产品 | 封装 |
|---|
| MAX856EVKIT-MM | 生产中 | | EVKIT； |
