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RT7238B/RT7238C/RT7238D/RT7238E

8A, 23V, 500kHz 同步降压型转换器+3.3V/5V LDO

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RT7238B/C/D/E是一款ACOT®(Advanced Constant On-Time)操作模式的同步降压型DC/DC转换器。系统操作于ACOT模式下可在广负载变动范围内提供良好的瞬时响应。RT7238B/C/D/E可操作于输入电压从8V至23V。RT7238D的输出电压为0.6V至5V可调。

应用

工业和商用低功耗系统
计算机接口设备
LCD显示器和电视
节能电器
负载点调节的高性能DSP、FPGA和ASIC

Datasheet
Title	Version	Last Update	Download
RT7238B/RT7238C/RT7238D/RT7238E: 8A, 23V, 500kHz 同步降压型转换器+3.3V/5V LDO	V3.0	2022/09/27

Technical Documents
Title	Item Type	Last Update	Download
The Calculation of Output DC Offset for ACOT™ Control Buck Converter with Feed-forward Compensator	App. Note	2015/12/03
ACOT™ (Advanced Constant-On Time) Synchronous Step-Down Converters [Oct., 2015]	Selection Guide	2015/10/02
Buck转换器的选择标准	App. Note	2015/05/01
降压转换器架构之比较	App. Note	2015/01/01
ACOT^® 穩定度測試	App. Note	2013/11/01

Videos
Title	Last Update	Views
怎样使用简单工具对电源转换器的稳定性进行测试评估?	2017/03/30	1167

Evaluation Boards
Title	Last Update	Download
Synchronous Step-Down Converter’s Evaluation Board for RT7238 Integrated Chip	2015/11/10

Reference Design
Title	Last Update	Download
立锜负载瞬变测试工具	2018/11/01

Part Number	Package Type	Package Qty.	Distributor	Stock	Buy From Authorized Distributor
RT7238DGQUF	UQFN3x3-10(FC)	1,500	Digikey	4	Last Time Buy 2026/01/01
RT7238DGQUF	UQFN3x3-10(FC)	1,500	Digikey	0	Lead-Time: 14 weeks

Evaluation Board
Part Number	Distributor	Stock	Buy From Authorized Distributor
EVB_RT7238CGQUF	Digikey	5	Buy
EVB_RT7238CGQUF	Mouser	0	Lead-Time: 14 weeks

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