TPS2124
- Wide operating range: 2.8 V to 22 V
- Absolute maximum input voltage of 24 V
- Low RON resistance:
- TPS2124: 62 mΩ (typical)
- Adjustable over-voltage supervisor (OVx):
- Accuracy < ±5%
- Adjustable priority supervisor (PR1):
- Accuracy < ±5%
- Output current limit (ILM):
- TPS2124: 1 A – 2.5 A
- Channel status indication (ST)
- Adjustable input settling time (SS)
- Adjustable output soft start time (SS)
- Low IQ from enabled input: 200 µA (typical)
- Low IQ from disabled input: 15 µA (Typical)
- Manual input source selection (OVx)
- Over-temperature protection (OTP)
The TPS2124 device is a Dual-Input, Single-Output (DISO) Power Multiplexer (MUX) that is well suited for a variety of systems having multiple power sources. The device will Automatically Detect, Select, and Seamlessly Transition between available inputs.
Priority can be automatically given to the highest input voltage or manually assigned to a lower voltage input to support both ORing and Source Selection operations. A priority voltage supervisor is used to select an input source.
An Ideal Diode operation is used to seamlessly transition between input sources. During switchover, the voltage drop is controlled to block reverse current before it happens and provide uninterrupted power to the load with minimal hold-up capacitance.
Current limiting is used during startup and switchover to protect against overcurrent events, and also protects the device during normal operation. The output current limit can be adjusted with a single external resistor.
The TPS2124 device is available in a WCSP package characterized for operation for a temperature range of –40°C to 125°C.
技术文档
类型 | 标题 | 下载最新的英语版本 | 日期 | |||
---|---|---|---|---|---|---|
* | 数据表 | TPS2124 2.8-V to 22-V Priority Power MUX with Seamless Switchover 数据表 | PDF | HTML | 2020年 1月 27日 | ||
EVM 用户指南 | TPS2124 Evaluation Module | PDF | HTML | 2020年 4月 8日 |
设计和开发
如需其他信息或资源,请点击以下任一标题进入详情页面查看(如有)。
TPS2124EVM-126 — 适用于优先级电源多路复用器应用的 TPS2124 评估模块
TPS2124 EVM 是 TI TPS2124 双输入、单输出电源多路复用器的评估模块。该器件自动检测和选择电源并在两个电源之间无缝切换,每个电源的工作电压为 2.7V 至 22V。TPS2124 器件采用 WCSP 封装,可以为下游负载提供高达 2A 的电流。该用户指南包含 EVM 原理图、电路板布局布线、物料清单以及有关如何正确操作该 EVM 的必要说明。
PSPICE-FOR-TI — 适用于 TI 设计和模拟工具的 PSpice®
借助 PSpice for TI 的设计和仿真环境及其内置的模型库,您可对复杂的混合信号设计进行仿真。创建完整的终端设备设计和原型解决方案,然后再进行布局和制造,可缩短产品上市时间并降低开发成本。
在 PSpice for TI 设计和仿真工具中,您可以搜索 TI (...)
封装 | 引脚 | 下载 |
---|---|---|
DSBGA (YFP) | 20 | 查看选项 |
订购和质量
- RoHS
- REACH
- 器件标识
- 引脚镀层/焊球材料
- MSL 等级/回流焊峰值温度
- MTBF/时基故障估算
- 材料成分
- 鉴定摘要
- 持续可靠性监测
- 制造厂地点
- 封装厂地点
推荐产品可能包含与 TI 此产品相关的参数、评估模块或参考设计。