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Maxim > 方案 > 传输节点、接入节点、上/下路复用器和数字交叉连接

CPU电源、降压

数据资料
显示 标题/型号 关键优势
QV  PDF 2.2MHz、3A buck或boost转换器，集成高边开关
MAX15036, MAX15037

2.2MHz高开关频率、DC-DC转换器，驱动电流高达3A
QV  PDF MAX5089评估板
MAX5089EVKIT
QV  PDF 2A、76V、高效MAXPower、降压型DC-DC转换器
MAX5090, MAX5090A, MAX5090B, MAX5090C

专用于汽车环境，可承受较强干扰
QV  PDF MAX8544评估板
MAX8544EVKIT
QV  PDF 降压型控制器，具有预偏置启动、无损检测、同步整流和OVP
MAX8543, MAX8544
QV  PDF 双相、+0.6V至+3.3V输出可并联、平均电流模式控制器
MAX5065, MAX5067

双相、+0.6V至+3.3V输出、可并联、平均电流模式控制器
QV  PDF 双相、可并联、平均电流模式控制器
MAX5038A, MAX5041A
QV  PDF 2.2MHz、2A buck转换器，集成高边开关
MAX5088, MAX5089

高达2.2MHz的开关频率可避免音频噪声干扰ADSL2+和车载AM无线频段
QV  PDF 1A、76V、高效率、MAXPower降压型DC-DC转换器
MAX5035
QV  PDF 超高效率、双路降压型控制器，用于笔记本电脑
MAX1715

低成本、具有快速响应特性、精度为1%的电源控制器，用于下一代笔记本CPU核以及I/O供电
QV  PDF 高速、降压型控制器，用于笔记本电脑
MAX1714, MAX1714A, MAX1714B

低成本、具有快速响应特性、精度为1%的电源控制器，用于下一代笔记本CPU核以及I/O供电
QV  PDF 高速、数字可调、降压型控制器，用于笔记本电脑
MAX1710, MAX1711, MAX1712

数字可调节降压控制器，只需四个输出电容即可为移动处理器提供12A电流
QV  PDF 微型、低电压、精密的、降压型控制器
MAX1637

低电压、高精度降压控制器，用于便携式CPU供电
QV  PDF 低电压、精密的降压型控制器，用于便携式CPU电源
MAX1636
QV  PDF 多输出、低噪声电源控制器，用于笔记本电脑
MAX1630, MAX1631, MAX1632, MAX1633, MAX1634, MAX1635

高度集成的笔记本电源控制器具有最高的系统性能和最小尺寸



Key Specifications:   Step-Down Switching Regulators
Part Number VIN (min) (V) VIN (max) (V) Min. VOUT (V) Max. VOUT (V) Preset VOUT (V) IOUT (A) Output Adj. Method Operating Current, ICC (max) (mA) Number of DC-DC Outputs Number of LDO/Op Amp Outputs Operating Freq. (kHz) Features EV-Kit Industry Qualified Package Operating Temp. Range (°C)
MAX5090  6.5 76 1.265 11  -  2 Preset
Resistor 		0.55 1  -  125
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Internal Power Switches
•Shutdown
•Soft Start
 Yes Automotive - General THIN QFN/16 -40 to +125
MAX5088  4.5 23 0.6 20  -  2 Resistor 2.5 1  -  2200
•Adjustable Frequency
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Internal Power Switches
•Reset Output
•Shutdown
•Soft Start
 No Automotive - General THIN QFN/16 -40 to +125
MAX5089  4.5 23 0.6 20  -  2 Resistor 2.5 1  -  2200
•Adjustable Frequency
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Internal Power Switches
•Low Battery/ Power OK Output
•Shutdown
•Soft Start
 No Automotive - General THIN QFN/16 -40 to +125
MAX8543  3 13.2 0.8 11  -  25 Resistor 3 1  -  1000
•Adjustable Frequency
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Output Overvoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/16 -40 to +85
MAX8544  3 13.2 0.8 11  -  25 Resistor 3 1  -  1000
•Adjustable Frequency
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Low Battery/ Power OK Output
•Output Overvoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/20 -40 to +85
MAX5035  7.5 76 1.25 13.2 12
3.3 		1 Preset
Resistor 		0.5 1  -  125
•Current Limit
•Fixed Frequency/ PWM Operation
•Internal Power Switches
•Shutdown
•Soft Start
 No Automotive - AECQ100
Automotive - General 		PDIP/8
SOIC/8 		-40 to +125
0 to +85
MAX5038A  4.75 28 1.2 3.3 1.2
1.5
1.8
2.5
3.3 		60 Preset 10 1  -  250
500
•Adjustable Frequency
•Average Current Mode Control
•Current Limit
•Dual/Multi-Phase Controller
•Fixed Frequency/ PWM Operation
•Soft Start
•Synchronous Rectifier
 Yes  -  SSOP/28 -40 to +85
MAX5041A  4.75 28 1 3.3  -  60 Resistor 10 1  -  250
500
•Adjustable Frequency
•Average Current Mode Control
•Current Limit
•Dual/Multi-Phase Controller
•Fixed Frequency/ PWM Operation
•Soft Start
•Synchronous Rectifier
 Yes  -  SSOP/28 -40 to +85
MAX5065  4.75 28 0.6 3.3  -  60 Resistor 10 1  -  250
500
•Adjustable Frequency
•Average Current Mode Control
•Current Limit
•Dual/Multi-Phase Controller
•External Synchronization
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 No Automotive - General SSOP/28 -40 to +85
MAX1715  2 28 1 5.5 1.8
2.5
3.3 		8 Preset
Resistor 		0.07 2  -  540
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Low Battery/ Power OK Output
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/28 -40 to +85
MAX1636  4.5 30 1.1 5.5 2.5
3.3 		7 Preset
Resistor 		0.4 1  -  200
300
•Adjustable Frequency
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Output Overvoltage Protection
•Output Undervoltage Protection
•Reset Output
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  SSOP/20 -40 to +85
MAX1710  2 28 1.25 2  -  7 Digital/VID 0.95 1  -  550
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/24 -40 to +85
MAX1711  2 28 0.925 2  -  7 Digital/VID 0.95 1  -  550
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/24 -40 to +85
MAX1712  2 28 0.925 2  -  7 Digital/VID 0.95 1  -  550
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/24 -40 to +85
MAX1714A  2 28 1 5.5 2.5
3.3 		8 Preset
Resistor 		0.04 1  -  600
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Output Overvoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/16
QSOP/20 		-40 to +85
MAX1714B  2 28 1 5.5 2.5
3.3 		8 Preset
Resistor 		0.04 1  -  600
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/16
QSOP/20 		-40 to +85
MAX1637  3.15 5.5 1.1 5.5  -  7 Resistor 0.5 1  -  350
•Adjustable Frequency
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Output Overvoltage Protection
•Output Undervoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QSOP/16 -40 to +85
MAX1630  4.2 30 2.5 5 3.3 4 Preset
Resistor 		0.267 2 2 200
300
•Adjustable Frequency
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  SSOP/28 -40 to +85
MAX1631  4.2 30 2.5 5 3.3 4 Preset
Resistor 		0.267 2 2 200
300
•Adjustable Frequency
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  SSOP/28 -40 to +85
MAX1632  4.2 30 2.5 5 12
3.3 		4 Preset
Resistor 		0.267 2 2 200
300
•Adjustable Frequency
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  SSOP/28 -40 to +85
MAX1633  4.2 30 2.5 5 3.3 4 Preset
Resistor 		0.267 2 2 200
300
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  SSOP/28 -40 to +85
MAX1634  4.2 30 2.5 5 3.3 4 Preset
Resistor 		0.267 2 2 200
300
•Adjustable Frequency
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes Automotive - AECQ100
Automotive - General 		SSOP/28 -40 to +85
MAX1635  4.2 30 2.5 5 12
3.3 		4 Preset
Resistor 		0.267 2 2 200
300
•Adjustable Frequency
•Current Limit
•External Synchronization
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  SSOP/28 -40 to +85
MAX5067  4.75 28 0.6 3.3  -  60 Resistor 10 1  -  250
500
•Adjustable Frequency
•Average Current Mode Control
•Current Limit
•Dual/Multi-Phase Controller
•External Synchronization
•Fixed Frequency/ PWM Operation
•Low Battery/ Power OK Output
•Output Overvoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 No Automotive - General THIN QFN/44 -40 to +85
See All Step-Down Switching Regulators (223)

Key Specifications:   Switch-Mode DC-DC Power Supplies
Part Number Topology VIN (min) (V) VIN (max) (V) Number of DC-DC Outputs Preset VOUT (V) Digital/VID Programmed Output Min. Adjustable VOUT (V) Max. Adjustable VOUT (V) IOUT (A) Operating Current, ICC (max) (mA) Operating Freq. (kHz) Internal Power Switch(es) Industry Qualified Package
MAX5090  Step-Down 6.5 76 1  -  No 1.265 11 2 0.55 125 Yes Automotive - General THIN QFN/16
MAX5088  Step-Down 4.5 23 1  -  No 0.6  -  2 2.5 2200 Yes Automotive - General THIN QFN/16
MAX5089  Step-Down 4.5 23 1  -  No 0.6  -  2 2.5 2200 Yes Automotive - General THIN QFN/16
MAX8543  Step-Down 3 13.2 1  -  No 0.8 11 25 3 1000 No  -  QSOP/16
MAX8544  Step-Down 3 13.2 1  -  No 0.8 11 25 3 1000 No  -  QSOP/20
MAX5035  Step-Down 7.5 76 1 12
3.3 		No 1.25 13.2 1 0.5 125 Yes Automotive - AECQ100
Automotive - General 		PDIP/8
SOIC/8
MAX5038A  Step-Down 4.75 28 1 1.2
1.5
1.8
2.5
3.3 		No  -   -  60 10 250
500 		No  -  SSOP/28
MAX5041A  Step-Down 4.75 28 1  -  No 1 3.3 60 10 250
500 		No  -  SSOP/28
MAX5065  Step-Down 4.75 28 1  -  No 0.6 3.3 60 10 250
500 		No Automotive - General SSOP/28
MAX1715  Step-Down 2 28 2 1.8
2.5
3.3 		No 1 5.5 8 0.07 540 No  -  QSOP/28
MAX1636  Step-Down 4.5 30 1 2.5
3.3 		No 1.1 5.5 7 0.4 200
300 		No  -  SSOP/20
MAX1710  Step-Down 2 28 1  -  Yes 1.25 2 7 0.95 550 No  -  QSOP/24
MAX1711  Step-Down 2 28 1  -  Yes 0.925 2 7 0.95 550 No  -  QSOP/24
MAX1712  Step-Down 2 28 1  -  Yes 0.925 2 7 0.95 550 No  -  QSOP/24
MAX1714A  Step-Down 2 28 1 2.5
3.3 		No 1 5.5 8 0.04 600 No  -  QSOP/16
QSOP/20
MAX1714B  Step-Down 2 28 1 2.5
3.3 		No 1 5.5 8 0.04 600 No  -  QSOP/16
QSOP/20
MAX1637  Step-Down 3.15 5.5 1  -  No 1.1 5.5 7 0.5 350 No  -  QSOP/16
MAX1630  Step-Down 4.2 30 2 3.3 No 2.5 5 4 0.267 200
300 		No  -  SSOP/28
MAX1631  Step-Down 4.2 30 2 3.3 No 2.5 5 4 0.267 200
300 		No  -  SSOP/28
MAX1632  Step-Down 4.2 30 2 12
3.3 		No 2.5 5 4 0.267 200
300 		No  -  SSOP/28
MAX1633  Step-Down 4.2 30 2 3.3 No 2.5 5 4 0.267 200
300 		No  -  SSOP/28
MAX1634  Step-Down 4.2 30 2 3.3 No 2.5 5 4 0.267 200
300 		No Automotive - AECQ100
Automotive - General 		SSOP/28
MAX1635  Step-Down 4.2 30 2 12
3.3 		No 2.5 5 4 0.267 200
300 		No  -  SSOP/28
MAX5067  Step-Down 4.75 28 1  -  No 0.6 3.3 60 10 250
500 		No Automotive - General THIN QFN/44
MAX15036  Step-Down
Step-Up 		4.5 23 1  -  No 0.6 28 3 2.5 2200 Yes  -  See Data Sheet
MAX15037  Step-Down
Step-Up 		4.5 23 1  -  No 0.6 28 3 2.5 2200 Yes  -  See Data Sheet
See All Switch-Mode DC-DC Power Supplies (429)


         


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