Analog Devices Inc. LTC388x降壓式控制器
Analog Devices Inc. LTC388x降壓式控制器是雙路多相直流-直流同步降壓型開關穩壓器控制器。LTC388x裝置具有基於I2C並與PMBus相容的串列介面。這些控制器採用恒頻電流模式架構，具有高電壓輸入和輸出能力。這些裝置還具有可程式設計回路補償功能，並由具有圖形化使用者介面 (GUI) 的LTpowerPlay™軟體發展工具提供支援。
特點
- 與PMBus/I2C相容的串列介面
- 遙測回讀包括VIN、IIN、VOUT、IOUT、溫度和故障
- 可程式設計電壓、電流限制、數位軟啟動/停止、排序、裕度、OV/UV/OC、頻率及控制迴路補償
- 整個溫度範圍內的輸出誤差小於±0.5%
- 整合的16位元ADC和12位元DAC
- 整合的高側電流感測放大器
- 帶ECC和故障記錄功能的內部EEPROM
- 整合式N通道MOSFET閘極驅動器
- 電源轉換
寬VIN範圍：5V至60V - VOUT0、VOUT1範圍：1V至40V
- 類比電流模式控制
- 精確PolyPhase®均流，適用於多達6相（85kHz至500kHz）
- 採用52腳位 (7mm × 8mm) QFN封裝
應用
- 電訊、數位通訊和存儲系統
- 工業和負載點應用
開發工具
Analog Devices Inc. LTC3882 Demo Board DC1936A
Evaluation board featuring a synchronous buck converter example circuit based on the LTC3882EUJ IC.
Analog Devices Inc. LTC3882 Demo Board DC2252A-A
Enables programing and verification of the EEPROM inside the LTC3882 PolyPhase DC-DC PMIC.
Analog Devices Inc. LTC3882EUJ Demo Board DC2291A
Evaluation board featuring a PolyPhase buck converter example circuit based on the LTC3882EUJ PMIC.
Analog Devices Inc. LTC3882 Demo Board DC2252A-B
Enables programing and verification of the EEPROM inside the LTC3882-1 PolyPhase DC-DC PMIC.
Analog Devices Inc. LTC3883 Demo Board DC1890A
Contains the circuitry needed to program and verify the EEPROM of the LTC3883 and LTC3883-1.
Analog Devices Inc. LTC3884 Demo Board DC2084A
High efficiency, high density, single-output buck converter with a 10V to 14V input voltage range.
Analog Devices Inc. LTC3884 Demo Board DC2291A
Designed to program and verify the EEPROM of the LTC3884 UK package programming board.
Analog Devices Inc. LTC3874-1 Demo Board DC2605A
Designed to evaluate the performance of LTC3884-1 synchronous buck converter.
典型應用
