升降压变换器

MPS 提供种类齐全的 DC/DC 升降压解决方案，可直接应用于 12V/24V 电池或负载点。选择MPS具有低导通阻抗 R_DS(ON) FET的高功率密度集成变换器，或带外部 FET 的灵活控制器，可轻松满足大电流需求。我们的解决方案可帮助您解决常见的汽车设计难题，例如低功率密度、EMI 限制和解决方案尺寸限制等。

高效率：低导通阻抗 R_DS(ON)

缩短设计周期：高度集成可简化设计

高度灵活：灵活改变变换器拓扑结构

AEC-Q100 Qualified

Automotive application ready

High Power Efficiency

Excellent thermal performance

Leading Power Density

Reduces space requirements

参数显示栏状态	MPS库存	最小输入电压（V）	最大输入电压（V）	最大输出电流（A）	典型静态电流（mA）	反馈电压 (V)	最大开关频率（kHz）	共同特性	控制模式	封装	特性	等级	MPSafe	MPL	Product URL
重置表最小输入电压（V）最大输入电压（V）最大输出电流（A）典型静态电流（mA）反馈电压 (V) 最大开关频率（kHz）共同特性控制模式封装特性等级	从MPS官网购买	4 4	7 7	7 7	7 7	7 7	7 7	Accurate Output Current (IOUT) Monitor Constant Current (CC) Limiting Enable (EN) Shutdown Passive Discharge 强制电流连续工作模式 I2C-Configurable Reference Voltage I2C, Alert, and One-Time Programmable (OTP) Memory Input OVP 内部软启动 Output and Input Over-Voltage Protection (OVP) Output OCP Output OVP 过压保护电源正常输出指示 Selectable Input or Output CC Limit with 5% Accuracy via Factory Trimming 同步整流过温关断保护 Wettable Flank QFN Option	电流控制模式	QFN-19 (4x5) QFN-20 (3x5) QFN-25 (4x5)	2.5% Accuracy Current Monitor (IMON) Above 0.6mm Distance between VIN and GND Accurate Output Current Monitor 频率可调 Adjustable Line Drop Compensation Adjustable, Two-Level Constant-Current (CC) Limit Battery-to-Ground Short Protection Driver Configurable I2C Slave Address Configurable I2C Slave Address Supported by the ADDR Pin and I2C Register Configurable Input UVLO Constant Current Limit Disable Bit EN Shutdown and Passive Discharge EN Shutdown Passive Discharge 频谱扩展 Ground Short to Battery Protection I2C, Alert, and OTP Memory I2C 接口 Integrated 5V/60mA LDO Regulator to Supply External MCU Integrated LS-FETs 线损补偿 Low-Dropout (LDO) Mode Meets USB PD 3.0 with PPS Specification 输出电流限 Output OVP OVP/OCP/SCP Selectable Auto PFM/PWM Mode and Forced PWM Mode Selectable Automatic PFM or PWM Mode and Forced PWM Mode Selectable Forced PWM or Auto-PFM/PWM Mode Selectable Frequency Selectable Input or Output CC Limit with 5% Accuracy via Factory Trimming Spread Spectrum Option with 450kHz Switching Frequency Supports BC1.2 CDP Mode Supports BC1.2 DCP Mode, Apple 3A Divider Mode, and 1.2V/1.2V Mode Supports Bidirectional USB 2.0 High-Speed Data Switch Supports High-Side Current Sense Supports 1V to 20V Adjustable Output SYNC Frequency 过温关断 Up to 98.14% Peak Efficiency	车规级	Is MPSafe	Has MPL	Product URL

MPQ4233-AEC1 预发布新品具有36V 耐受电压并带4个集成 MOSFET 和 I2C接口的3A升降压变换器，符合 AEC-Q100 认证		4.3	22	3	0.7, 0.13	0.33, 0.5, 2	1200	Input OVP, Output OCP, Output OVP, 过温关断保护	电流控制模式	QFN-19 (4x5)	Above 0.6mm Distance between VIN and GND, Configurable I2C Slave Address, EN Shutdown Passive Discharge, I2C, Alert, and OTP Memory, 线损补偿, Selectable Auto PFM/PWM Mode and Forced PWM Mode	车规级	1	0	https://www.monolithicpower.cn/cn/products/automotive-aecq-grade/usb-charging-and-wireless-charging/mpq4233-aec1.html
MPQ4232A-AEC1 预发布新品带4个集成 MOSFET 和 I²C 接口的36V、6A 升降压变换器，符合 AEC-Q100 认证		3	36	6	0.9, 0.13	0.33, 0.5, 2	1000	Constant Current (CC) Limiting, Output and Input Over-Voltage Protection (OVP), 过温关断保护	电流控制模式	QFN-19 (4x5)	Configurable I2C Slave Address Supported by the ADDR Pin and I2C Register, EN Shutdown and Passive Discharge, I2C, Alert, and OTP Memory, 线损补偿, Selectable Forced PWM or Auto-PFM/PWM Mode	车规级	1	0	https://www.monolithicpower.cn/cn/products/automotive-aecq-grade/usb-charging-and-wireless-charging/mpq4232a-aec1.html
MPQ4233A-AEC1 预发布新品 36V、3A、升降压变换器，带四个集成 MOSFET 和 I²C接口并符合 AEC-Q100 认证		3	36	3	0.9, 0.13	0.33, 0.5, 2	1000	Accurate Output Current (IOUT) Monitor, Enable (EN) Shutdown Passive Discharge, I2C-Configurable Reference Voltage, I2C, Alert, and One-Time Programmable (OTP) Memory, Selectable Input or Output CC Limit with 5% Accuracy via Factory Trimming	电流控制模式	QFN-19 (4x5)	Configurable I2C Slave Address Supported by the ADDR Pin and I2C Register, Integrated 5V/60mA LDO Regulator to Supply External MCU, 线损补偿, Selectable Automatic PFM or PWM Mode and Forced PWM Mode, Up to 98.14% Peak Efficiency	车规级	1	0	https://www.monolithicpower.cn/cn/products/automotive-aecq-grade/usb-charging-and-wireless-charging/mpq4233a-aec1.html
MPQ4232-AEC1 新产品集成4个MOSFET 和数字接口的 5A 升降压变换器，符合 AEC-Q100 等级1 认证	从MPS官网购买	4.3	22	6	0.9, 0.13	0.33, 0.5, 2	1000	电源正常输出指示, 过温关断保护, Wettable Flank QFN Option	电流控制模式	QFN-19 (4x5)	Accurate Output Current Monitor, EN Shutdown Passive Discharge, 频谱扩展, 线损补偿, Selectable Auto PFM/PWM Mode and Forced PWM Mode, Selectable Frequency, Selectable Input or Output CC Limit with 5% Accuracy via Factory Trimming	车规级	1	0	https://www.monolithicpower.cn/cn/products/automotive-aecq-grade/switching-converters-and-controllers-aecq-grade/mpq4232-aec1.html
MPQ4262-AEC1 正在供货集成下管 MOSFET 和 I²C接口的汽车级36V、100W 升降压变换器，符合 AEC-Q100 认证	从MPS官网购买	3.6	36	5	0.13	0.5	580	内部软启动, 电源正常输出指示	电流控制模式	QFN-20 (3x5)	EN Shutdown and Passive Discharge, Ground Short to Battery Protection, I2C, Alert, and OTP Memory, I2C 接口, Integrated LS-FETs, Meets USB PD 3.0 with PPS Specification, 输出电流限, OVP/OCP/SCP, Selectable Forced PWM or Auto-PFM/PWM Mode, 过温关断	车规级	1	0	https://www.monolithicpower.cn/cn/products/automotive-aecq-grade/switching-converters-and-controllers-aecq-grade/mpq4262-aec1.html
MPQ4263-AEC1 正在供货 36V、140W 升降压 (Buck-Boost) 变换器，集成下管 MOSFET、高端电流采样和I²C接口，符合 AEC-Q100 认证	从MPS官网购买	3.6	36	7	0.13	0.5	580	Output OCP, 过压保护, 过温关断保护	电流控制模式	QFN-20 (3x5)	2.5% Accuracy Current Monitor (IMON), Configurable Input UVLO, Constant Current Limit Disable Bit, Supports High-Side Current Sense	车规级	1	0	https://www.monolithicpower.cn/cn/products/automotive-aecq-grade/usb-charging-and-wireless-charging/mpq4263-aec1.html
MPQ4483-AEC1 正在供货支持DCP 模式、CDP 模式并提供电池接地短路保护功能的 3A、36V 汽车级降压变换器，符合 AEC-Q100 认证	从MPS官网购买	4.2	36	3	1	1	2200	强制电流连续工作模式, 同步整流	电流控制模式	QFN-25 (4x5)	频率可调, Adjustable Line Drop Compensation, Adjustable, Two-Level Constant-Current (CC) Limit, Battery-to-Ground Short Protection Driver, Low-Dropout (LDO) Mode, Output OVP, Spread Spectrum Option with 450kHz Switching Frequency, Supports BC1.2 CDP Mode, Supports BC1.2 DCP Mode, Apple 3A Divider Mode, and 1.2V/1.2V Mode, Supports Bidirectional USB 2.0 High-Speed Data Switch, Supports 1V to 20V Adjustable Output, SYNC Frequency	车规级	1	0	https://www.monolithicpower.cn/cn/products/automotive-aecq-grade/usb-charging-and-wireless-charging/mpq4483-aec1.html

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