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Maxim > 方案 > 计算机：笔记本电脑

I/O电源

数据资料
显示 标题/型号 关键优势
QV    MAX17016评估板
MAX17016EVKIT
QV    6A、2MHz、降压型调节器，内置开关
MAX15039

尺寸最小、效率最高、3A降压调节器，开关频率高达2.4MHz
QV    4A、2MHz、降压型调节器，内置开关
MAX15038

尺寸最小、效率最高、3A降压调节器，开关频率高达2.4MHz
QV  PDF 单通道Quick-PWM降压型控制器，具有动态REFIN
MAX17024

高效、出色的瞬态响应特性，以极高的直流输出精度实现高压降压转换
QV  PDF 3A、2MHz、降压型调节器，内置开关
MAX8643A

尺寸最小、效率最高的3A降压型调节器，工作频率高达2.4MHz
QV    单通道Quick-PWM降压型控制器，内置26V MOSFET
MAX17016

MAX17016提供出色的瞬态响应和高精度直流输出，用于高压降压转换
QV  PDF 高速、降压型控制器，带有精确限流，用于笔记本电脑
MAX8764
QV  PDF 交叉工作、高效、双电源控制器，用于笔记本电脑
MAX8716, MAX8717, MAX8756, MAX8757

双路、降压型、交叉工作、固定频率开关电源(SMPS)控制器，带有同步整流器，用于笔记本电脑
QV  PDF 双路、高效率、降压型控制器，关断状态下提供高阻
MAX8743
QV  PDF 双路、降压型控制器，带有电感饱和保护、动态输出和线性稳压器
MAX1540A, MAX1541

双路、Quick-PWM™、降压型控制器，提供饱和保护和动态输出电压
QV  PDF 3A、2MHz、降压型调节器，内置开关
MAX8643

尺寸最小、效率最高的3A降压型调节器, 工作频率高达2.4MHz
QV  PDF Quick-PWM降压型控制器，带有电感饱和保护和动态输出电压
MAX1992, MAX1992ETG, MAX1993

Quick-PWM降压控制器，具有电感饱和保护，可动态调节输出电压
QV  PDF 高速、降压型控制器，带有精确限流，用于笔记本电脑
MAX1844
QV  PDF 双路、高效率、降压型控制器，带有精确限流
MAX1845
QV  PDF 高效率、10引脚µMAX、降压型控制器，用于笔记本电脑
MAX1762, MAX1791
QV  PDF 小型、双路、高效率buck控制器，用于笔记本电脑
MAX1761
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



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)
MAX8643  2.35 3.6 0.6 2.5  -  3 Digital/VID 6.5 1  -  2000
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Internal Power Switches
•Low Battery/ Power OK Output
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  THIN QFN/24 -40 to +85
MAX8716  4.5 26 1 5.5 3.3 5 Preset
Resistor 		1.3 2  -  300
•Adjustable Frequency
•Current Limit
•Dual/Multi-Phase Controller
•External Synchronization
•Fixed Frequency/ PWM Operation
•Low Battery/ Power OK Output
•Output Overvoltage Protection
•Output Undervoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  THIN QFN/24 -40 to +85
MAX8717  4.5 26 1 5.5 3.3 5 Preset
Resistor 		1.3 2  -  500
•Adjustable Frequency
•Current Limit
•Dual/Multi-Phase Controller
•External Synchronization
•Fixed Frequency/ PWM Operation
•Low Battery/ Power OK Output
•Output Overvoltage Protection
•Output Undervoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  THIN QFN/28
THIN QFN/32 		-40 to +85
MAX8757  4.5 26 1 5.5 3.3 5 Preset
Resistor 		1.3 2  -  500
•Adjustable Frequency
•Current Limit
•Dual/Multi-Phase Controller
•External Synchronization
•Fixed Frequency/ PWM Operation
•Low Battery/ Power OK Output
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  THIN QFN/28
THIN QFN/32 		-40 to +85
MAX1541  5.5 28 0.7 5.5 1.8
2.5 		7 Resistor 1.5 2 1 200
300
400
500
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Low Battery/ Power OK Output
•Output Overvoltage Protection
•Output Undervoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  THIN QFN/40 -40 to +85
MAX1844  2 28 1 5.5 1.8
2.5 		4 Preset
Resistor 		0.8 1  -  300
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Output Overvoltage Protection
•Output Undervoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  QFN/20
QSOP/20
THIN QFN/20 		-40 to +85
MAX1762  5 20 0.5 5.5 1.8
2.5 		2 Preset
Resistor 		0.41 1  -  300
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  uMAX/10 -40 to +85
MAX1791  5 20 0.5 5.5 3.3 2 Preset
Resistor 		0.41 1  -  300
•Adjustable Frequency
•Fixed Frequency/ PWM Operation
•Shutdown
•Synchronous Rectifier
 Yes  -  uMAX/10 -40 to +85
MAX1845  2 28 1 5.5 1.5
1.8
2.5 		10 Preset
Resistor 		1.5 2  -  540
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes Automotive - AECQ100
Automotive - General 		QSOP/28
THIN QFN/36 		-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
MAX1761  4.5 20 1 5.5 1.8
2.5 		0.6 Preset
Resistor 		1.7 2  -  350
•Adjustable Frequency
•Fixed Frequency/ PWM Operation
•Output Undervoltage Protection
•Shutdown
•Synchronous Rectifier
 Yes  -  QSOP/16 -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
MAX1992  2 28 0.7 5.5 1.8
2.5 		4 Preset
Resistor 		0.8 1  -  300
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Low Battery/ Power OK Output
•Output Overvoltage Protection
•Output Undervoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
 Yes  -  THIN QFN/24 -40 to +85
MAX1993  2 28 0.7 5.5 1.8
2.5 		4 Preset
Resistor 		0.8 1  -  300
•Adjustable Frequency
•Current Limit
•Fixed Frequency/ PWM Operation
•Low Battery/ Power OK Output
•Output Overvoltage Protection
•Output Undervoltage Protection
•Shutdown
•Soft Start
•Synchronous Rectifier
•Voltage or PWM Controllable Output
 Yes  -  THIN QFN/24 -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
MAX8643  Step-Down 2.35 3.6 1  -  Yes  -   -  3 6.5 2000 Yes  -  THIN QFN/24
MAX8716  Step-Down 4.5 26 2 3.3  -  1 5.5 5 1.3 300 No  -  THIN QFN/24
MAX8717  Step-Down 4.5 26 2 3.3  -  1 5.5 5 1.3 500 No  -  THIN QFN/28
THIN QFN/32
MAX8757  Step-Down 4.5 26 2 3.3  -  1 5.5 5 1.3 500 No  -  THIN QFN/28
THIN QFN/32
MAX1541  Step-Down 5.5 28 2 1.8
2.5 		No 0.7 5.5 7 1.5 200
300
400
500 		No  -  THIN QFN/40
MAX1844  Step-Down 2 28 1 1.8
2.5 		No 1 5.5 4 0.8 300 No  -  QFN/20
QSOP/20
THIN QFN/20
MAX1762  Step-Down 5 20 1 1.8
2.5 		No 0.5 5.5 2 0.41 300 No  -  uMAX/10
MAX1791  Step-Down 5 20 1 3.3 No 0.5 5.5 2 0.41 300 No  -  uMAX/10
MAX1845  Step-Down 2 28 2 1.5
1.8
2.5 		No 1 5.5 10 1.5 540 No Automotive - AECQ100
Automotive - General 		QSOP/28
THIN QFN/36
MAX1715  Step-Down 2 28 2 1.8
2.5
3.3 		No 1 5.5 8 0.07 540 No  -  QSOP/28
MAX1761  Step-Down 4.5 20 2 1.8
2.5 		No 1 5.5 0.6 1.7 350 No  -  QSOP/16
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
MAX1992  Step-Down 2 28 1 1.8
2.5 		No 0.7 5.5 4 0.8 300 No  -  THIN QFN/24
MAX1993  Step-Down 2 28 1 1.8
2.5 		No 0.7 5.5 4 0.8 300 No  -  THIN QFN/24
See All Switch-Mode DC-DC Power Supplies (429)


         


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