TPS61221
- Up to 95% Efficiency at Typical Operating
Conditions - 5.5 µA Quiescent Current
- Startup Into Load at 0.7 V Input Voltage
- Operating Input Voltage from 0.7 V to 5.5 V
- Pass-Through Function during Shutdown
- Minimum Switching Current 200 mA
- Protections:
- Output Overvoltage
- Overtemperature
- Input Undervoltage Lockout
- Adjustable Output Voltage from 1.8 V to 6 V
- Fixed Output Voltage Versions
- Small 6-pin SC-70 Package
The TPS6122x family devices provide a power-supply solution for products powered by either a single-cell, two-cell, or three-cell alkaline, NiCd or NiMH, or one-cell Li-Ion or Li-polymer battery. Possible output currents depend on the input-to-output voltage ratio. The boost converter is based on a hysteretic controller topology using synchronous rectification to obtain maximum efficiency at minimal quiescent currents. The output voltage of the adjustable version can be programmed by an external resistor divider, or is set internally to a fixed output voltage. The converter can be switched off by a featured enable pin. While being switched off, battery drain is minimized. The device is offered in a 6-pin SC-70 package (DCK) measuring 2 mm × 2 mm to enable small circuit layout size.
技術文件
設計與開發
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TPS61220EVM-319 — TPS61220EVM-319 評估模組
The TPS61220EVM-319 facilitates evaluation of the TPS61220 low input voltage boost converter.
TPS61221 Unencrypted PSpice Transient Model Package (Rev. A)
TIDA-00599 — 將 LP5910 和 TPS61221 作為電源的參考設計,適用於與超低電壓 MSP430 互動的產品
A 3.3V voltage rail is generated from a (...)
封裝 | 針腳 | CAD 符號、佔位空間與 3D 模型 |
---|---|---|
SOT-SC70 (DCK) | 6 | Ultra Librarian |
訂購與品質
- 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
- 認證摘要
- 進行中持續性的可靠性監測
- 晶圓廠位置
- 組裝地點