開發模組 (EVM) 的 GUI
TPS8802
- Photo Chamber AFE
- Dual 8-bit programmable current LED drivers
- Temperature compensation of LED current
- Ultra-low offset op-amp for photodiodes
- Programmable and bypassable gain stage
- Carbon Monoxide Sensor AFE
- Ultra-low offset gain stage
- Programmable gain and reference
- Horn Driver
- Self-resonant driver for three-terminal piezos
- PWM support for voice on two-terminal piezos
- Power Management
- Programmable LDO for external microcontroller
- Boost converter for horn, interconnect
- Interconnection bus for multi-alarm communication
- Ultra-low power consumption
- I2C serial interface
- Programmable battery test load
The TPS8802 integrates all of the regulators, amplifiers, and drivers required for a dual-wave photoelectric smoke alarm and carbon monoxide (CO) detection system. Its high flexibility is ideal for smoke alarm systems where precision and power consumption are critical.
The wide input voltage range combined with low standby power consumption and power-saving features support 10-year battery life operation from a single lithium primary battery. The TPS8802 also supports battery backup smoke alarms, seamlessly remaining powered when the mains supply drops or if the battery is disconnected.
技術文件
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檢視所有 5 | 類型 | 標題 | 日期 | ||
|---|---|---|---|---|
| * | Data sheet | TPS8802 Smoke Alarm AFE datasheet (Rev. C) | PDF | HTML | 2021年 8月 9日 |
| Application note | Dual-Ray Smoke Detector with the TPS8802 and MSPM0 MCUs | PDF | HTML | 2023年 8月 22日 | |
| EVM User's guide | Using the TPS8802EVM (Rev. B) | 2022年 7月 19日 | ||
| Application note | Achieving 10-Year Battery Life with Smoke Alarm TPS8802 | PDF | HTML | 2021年 10月 4日 | |
| Application note | Optimizing SNR in Smoke Alarm Photodiode Front Ends with TPS8802 and TPS8804 | PDF | HTML | 2021年 10月 4日 |
設計與開發
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開發板
TPS8802EVM — 適用於 TPS8802 家用光電煙霧/一氧化碳報警的評估模組
The TPS8802EVM is used to evaluate the TPS8802 smoke and CO detection analog front end and power management IC. The EVM allows for easy connection from the TPS8802 to a user-supplied photoelectric chamber and carbon monoxide sensor. The TPS8802 GUI interfaces with the EVM to quickly evaluate the (...)
使用指南: PDF
| 封裝 | 引腳 | 下載 |
|---|---|---|
| HTSSOP (DCP) | 38 | 檢視選項 |
訂購與品質
內含資訊：
- RoHS
- REACH
- 產品標記
- 鉛塗層/球物料
- MSL 等級/回焊峰值
- MTBF/FIT 估算值
- 材料內容
- 資格摘要
- 進行中可靠性監測
內含資訊：
- 晶圓廠位置
- 組裝地點
建議產品可能具有與此 TI 產品相關的參數、評估模組或參考設計。