ENGLISH • 简体中文 • 日本語 • 한국어 



   
 
请输入关键词或器件型号    


最新内容 产品 方案 设计 应用 技术支持 销售联络 公司简介



 
 概述

 
推荐元件
 
 应用笔记
 
 新品发布







Maxim > 方案 > 网络集线器、交换机和路由器

热插拔

数据资料
显示 标题/型号 关键优势
QV  PDF 大功率、单芯片、四通道PSE控制器，用于以太网供电
MAX5965A, MAX5965B

符合IEEE 802.3at标准、可提供45W功率，支持大功率(POE+) PSE应用
QV  PDF 双通道、7.5V至76V、热插拔控制器和二极管“或”逻辑控制器
MAX5963

业内首款7.5V至76V、热插拔控制器及二极管“或”逻辑控制器
QV  PDF 低电压、三路、热插拔控制器/供电排序器/电压跟踪器
MAX5930A, MAX5931A, MAX5931B

三通道热插拔控制器，提供排序、跟踪或独立的通/断控制，支持低压电源
QV  PDF 12V热插拔开关
DS4560

集成自保护电子开关，可安全插入或拔出12V背板
QV    0至16V、四通道热插拔控制器，提供10位电流和电压监测器
MAX5961

业内首款四通道、热插拔控制器，可工作在低至0V的电压，集成电压和电流监测
QV  PDF 低电压、四路、热插拔控制器/电源排序器
MAX5927A, MAX5929A, MAX5929B, MAX5929C, MAX5929D

三/四通道热插拔控制器，为低压电源提供排序、跟踪或独立的通/断控制
QV  PDF 大功率、四通道PSE控制器，用于以太网供电
MAX5952

符合IEEE 802.3at标准，能够在大功率以太网供电(PoE+)的PSE应用中提供高达45W的功率
QV  PDF +48V、四路、热插拔控制器，用于LAN供电
MAX5913A, MAX5914A

高度集成的方案，可有效减小电路板尺寸、降低成本、缩短系统设计时间
QV  PDF 低电压、双路、热插拔控制器，带有独立的开/关控制
MAX5955, MAX5956
QV  PDF 四路网络电源控制器，用于LAN供电
MAX5945
QV  PDF -48V热插拔控制器，外置RSENSE
MAX5949A, MAX5949B
QV  PDF -48V热插拔控制器，外置RSENSE
MAX5948, MAX5948A, MAX5948B
QV  PDF 1V至13.2V、n沟道热插拔控制器，无需检测电阻
MAX5924, MAX5925, MAX5926
QV  PDF 双路FireWire限流器和低压差“或”逻辑开关控制器
MAX5944
QV  PDF -48V热插拔控制器，可避免VIN阶跃故障，无需RSENSE，提供过压保护
MAX5938
QV  PDF -48V热插拔控制器，可避免VIN阶跃故障，无需RSENSE
MAX5936, MAX5937

热插拔控制器，可避免VIN阶跃故障，无需RSENSE，用于-10V至-80V电源
QV  PDF 正电源、高压、热插拔控制器，提供可选择的故障管理和状态极性
MAX5934, MAX5934A
QV  PDF 正电源、高压、热插拔控制器
MAX5933, MAX5933A, MAX5933B, MAX5933C, MAX5933D, MAX5933E, MAX5933F, MAX5947, MAX5947A, MAX5947B, MAX5947C
QV  PDF 高边功率、电流监视器
MAX4210, MAX4211
QV  PDF IEEE 802.3af以太网供电接口/PWM控制器，适用于用电设备
MAX5942A, MAX5942B
QV  PDF 符合IEEE 802.3af标准的以太网供电接口/PWM控制器，适用于用电设备
MAX5941A, MAX5941B

业内首款完全集成的、符合IEEE 802.3af以太网供电标准的电源IC
QV  PDF 四路网络电源控制器，用于LAN供电
MAX5935
QV  PDF 低电压、四路、热插拔控制器/供电排序器
MAX5927, MAX5929

三/四通道热插拔控制器，为低压电源提供排序、跟踪或独立的通/断控制
QV  PDF -48V热插拔控制器，外置RSENSE、提供较高的栅极下拉电流
MAX5921, MAX5939
QV  PDF -48V热插拔控制器，外置RSENSE
MAX5920

热插拔控制器，外置RSENSE非常适合-48V供电系统
QV  PDF 更小、更可靠的12V、InfiniBand兼容热插拔控制器
MAX8533

尺寸最小的12V、InfiniBand兼容、热插拔控制器，用于刀片服务器
QV  PDF +60V、Simple Swapper热插拔开关
MAX5923
QV  PDF +48V、单端口网络电源，用于LAN供电
MAX5922

业内首款单端口网络电源开关，用于LAN供电
QV  PDF 低电压、双路、热插拔控制器/供电排序器
MAX5904, MAX5905, MAX5906, MAX5907, MAX5908, MAX5909
QV  PDF +65V、Simple Swapper热插拔开关
MAX5910, MAX5917
QV  PDF -100V、SOT23/TDFN封装、Simple Swapper热插拔控制器
MAX5900, MAX5901
QV  PDF +72V、SOT23/TDFN封装、Simple Swapper热插拔控制器
MAX5902, MAX5903
QV  PDF -48V、Simple Swapper热插拔开关
MAX5911, MAX5912

-48V热插拔开关，适用于IP电话和通过同一电缆传输数据、电源的数据终端设备
QV  PDF 3V至12V、限流型、热插拔控制器，带有自动重试以及DualSpeed/BiLevel故障保护
MAX4271, MAX4272, MAX4273

3V至12V热插拔控制器，提供闭锁保护或自动重试功能，8引脚SO封装



Key Specifications:  Current Sense Amplifiers
Part Number CMVR
(V)		 CMVR
(V)		 VCC
(V)		 VCC
(V)		 ICC
(µA)		 Bi-Dir. Curr. Sense VSENSE_FS
(mV)		 Gain Gain Accuracy @25°C
(%)		 BW
(kHz)		 Comp-
arators		 Package/Pins Oper. Temp.
(°C)
min max min max typ recomm. max @ -3dB
MAX4211  4 28 2.7 5.5 670 No
100
150
16.67 V/V
25 V/V
40.96 V/V
 1.5 220 2
TQFN/16
TSSOP/16
 -40 to +85
MAX4210  380 0
µMAX/8
TDFN-EP/6
See All Current Sense Amplifiers (26)

Key Specifications:  Hot Swap Controllers
Part Number VIN
(V)		 VIN
(V)		 Low Volt. High Volt. Voltage Polarity Type Fault Condition Control Channels Features Package/Pins
min max
DS4560  9 13.2 No Yes Positive Positive, Low-Voltage
Latched Off
Periodic Retry
 1
0.025Ω Onboard Power Mosfet
Adjustable Output-Voltage Slew Rate
Adjustable Power-Up Timer with External Enable
Input Over-Voltage Lockout
Input Under-Voltage Lockout
Latchoff and Autoretry Versions Available
Over-Temperature Detect
Programmable Current-Limit Threshold
Programmable In-Rush and Short-Circuit Protection
Thermal Shutdown
SOIC(N)/8
MAX5963  7.5 76 No Yes Positive Positive, High-Voltage
Latched Off
Latched Off or Periodic Retry
Periodic Retry
Programmable Latched Off or Periodic Retry
 2
1A Peak Short-Circuit Gate Pulldown Current
125mA Fast Gate Pulldown Current
Adjustable Auto-Retry Duty Cycle and Circuit-Breaker Timeout
Adjustable Auto-Retry Duty Cycle and Over-Current Timeout
Adjustable Circuit Breaker Threshold
Bi-Directional Load Disconnect
Circuit-Breaker Function
Drives External Dual MOSFET for ORing Function
Dual Firewire Controller
Fault Status Output
Fault Status Output Active Low
Independent ON/OFF Control for Each Channel
Input Under-Voltage Lockout
Latch or Auto-Restart Fault Management
On/Off Control
TQFN/40
MAX5961  2.7 16 Yes No Positive Positive, Low-Voltage Programmable Latched Off or Periodic Retry 4 -
TQFN/48
MAX5955  1 13.2 Yes No Positive Positive, Low-Voltage Latched Off or Periodic Retry 2
25mV Circuit Breaker Threshold
Adjustable Circuit Breaker Threshold
Dual-Speed Bi-Level Inrush and Short-Circuit Protection
Independent ON/OFF Control for Each Channel
Input Under-Voltage Lockout
Latch or Auto-Restart Fault Management
On/Off Control
Output Undervoltage/Overvoltage Protection
Power-Good Output (Active-High)
Programmable Current-Limit Threshold
Programmable UVLO
Regulated In-Rush Current
QSOP/16
MAX5956  1 13.2 Yes No Positive Positive, Low-Voltage Latched Off or Periodic Retry 2
25mV Circuit Breaker Threshold
Adjustable Circuit Breaker Threshold
Dual-Speed Bi-Level Inrush and Short-Circuit Protection
Fault Status Output
Independent ON/OFF Control for Each Channel
Input Under-Voltage Lockout
Latch or Auto-Restart Fault Management
On/Off Control
Output Undervoltage/Overvoltage Monitoring
Power-Good Output (Active-High)
Programmable Current-Limit Threshold
Programmable UVLO
Regulated In-Rush Current
QSOP/16
MAX5949  -20 -80 No Yes Negative Negative, High-Voltage Latched Off 1
50mA Gate Pull Down Current During Short Circuit Protection
In-Rush Current and Short Circuit Protection
On/Off Control
Pin and Function Compatible with LT1641xx
Power-Good Output (Active-High)
Power-Good Output (Active-Low)
Programmable In-Rush and Short-Circuit Protection
Programmable UVLO
Replaces LT4250L
SOIC(N)/8
MAX5948  -20 -80 No Yes Negative Negative, High-Voltage Latched Off 1
50mA Gate Pull Down Current During Short Circuit Protection
In-Rush Current and Short Circuit Protection
On/Off Control
Power-Good Output (Active-High)
Power-Good Output (Active-Low)
Powers-Up into Shorted Load
Programmable In-Rush and Short-Circuit Protection
Replaces the LT1640Ax/LT16
Replaces the LT1640Ax/LT1640x
SOIC(N)/8
MAX5926  1 13.2 Yes No Positive Positive, Low-Voltage Latched Off or Periodic Retry 1
10mV Minimum Adjustable Circuit Breaker Threshold
Dual-Speed Bi-Level Inrush and Short-Circuit Protection
In-Rush Current and Short Circuit Protection
Latch or Auto-Restart Fault Management
May use MOSFET ON Resistance or External Rsense as Current Detect
QSOP-EP/16
MAX5944  7.5 37 Yes No Positive Positive, Low-Voltage Periodic Retry 2
2ms Default Current-Limit Timeout
125mA Fast Gate Pulldown Current
Bi-Directional Load Disconnect
Dual Firewire Controller
Fault Status Output Active Low
In-Rush Current and Short Circuit Protection
Powers-Up into Shorted Load
Programmable In-Rush and Short-Circuit Protection
SOIC(N)/16
MAX5934  9 80 No Yes Positive Positive, High-Voltage Programmable Latched Off or Periodic Retry 1
3 Power-Good Outputs for Output U/V, Input O/V, & Gate Voltage Status
Adjustable Auto-Retry Duty Cycle and Circuit-Breaker Timeout
Latch or Auto-Restart Fault Management
Output Undervoltage Monitor
Power-Good Output Programmable
QSOP/16
MAX5933  33 80 No Yes Positive Positive, High-Voltage
Latched Off
Periodic Retry
 1
70mA Gate Pulldown Current During Any Fault Condition
Auto-Retry Fault Management
In-Rush Current and Short Circuit Protection
On/Off Control
Output Undervoltage Monitor
Power-Good Output (Active-High)
Power-Good Output (Active-Low)
Powers-Up into Shorted Load
Programmable Start-Up, Overcurrent, and Load-Disconnect Timeouts
SOIC(N)/8
MAX5947  9 80 No Yes Positive Positive, High-Voltage
Latched Off
Periodic Retry
 1
70mA Gate Pulldown Current During Any Fault Condition
Auto-Retry Fault Management
In-Rush Current and Short Circuit Protection
On/Off Control
Output Undervoltage Monitor
Power-Good Output (Active-High)
Power-Good Output (Active-Low)
Powers-Up into Shorted Load
Programmable Start-Up, Overcurrent, and Load-Disconnect Timeouts
SOIC(N)/8
MAX5938  -10 -80 No Yes Negative Negative, High-Voltage Periodic Retry 1
400mA Gate Pulldown Current
Auto-Retry Fault Management
Immune to Input-Voltage Steps and Current Spikes
In-Rush Current and Short Circuit Protection
On/Off Control
Output Short Circuit Detection Before Startup
Power-Good Output Programmable
QSOP/16
MAX5920  -20 -80 No Yes Negative Negative, High-Voltage Latched Off 1
Immune to Input-Voltage Steps and Current Spikes
In-Rush Current and Short Circuit Protection
On/Off Control
Power-Good Output (Active-High)
Power-Good Output (Active-Low)
Powers-Up into Shorted Load
Programmable In-Rush and Short-Circuit Protection
Programmable OV protection
SOIC(N)/8
MAX5921  -20 -80 No Yes Negative Negative, High-Voltage Periodic Retry 1
500mA Gate Pulldown Current During Short-Circuit Protection
Immune to Input-Voltage Steps and Current Spikes
In-Rush Current and Short Circuit Protection
Power-Good Output (Active-High)
Power-Good Output (Active-Low)
Programmable OV protection
Thermal Shutdown
UVLO glitch filter
Withstands -100V Input Transients
SOIC(N)/8
MAX5927  1 13.2 Yes No Positive Positive, Low-Voltage Programmable Latched Off or Periodic Retry 4
25mV Circuit Breaker Threshold
50mA Gate Pull Down Current During Short Circuit Protection
Adjustable Auto-Retry Duty Cycle and Over-Current Timeout
Configurable Tracking, Sequencing, or Independent Operation Modes
Independent ON/OFF Control for Each Channel
TQFN/32
MAX5929  1 13.2 Yes No Positive Positive, Low-Voltage
Latched Off
Periodic Retry
 4
25mV Circuit Breaker Threshold
50mA Gate Pull Down Current During Short Circuit Protection
Auto-Retry Fault Management
Configurable Tracking, Sequencing, or Independent Operation Modes
Fault Status Output
In-Rush Current and Short Circuit Protection
Independent ON/OFF Control for Each Channel
Latch or Auto-Restart Fault Management
Power-Good Output (Active-High)
Power-Good Output (Active-Low)
QSOP/24
MAX5939  -20 -80 No Yes Negative Negative, High-Voltage Latched Off 1
500mA Gate Pulldown Current During Short-Circuit Protection
Immune to Input-Voltage Steps and Current Spikes
Improved Replacement for LT1640L & LT4250L
In-Rush Current and Short Circuit Protection
On/Off Control
Power-Good Output (Active-High)
Power-Good Output (Active-Low)
SOIC(N)/8
MAX5935  -32 -60 No Yes Negative Negative, High-Voltage - 4
Auto, Semi-Auto, Manual, Shutdown, and Debug Modes
Class Overcurrent Protection
Fault Status Output
Four-bit Addressable
I2C Compatible Interface
IEEE802.3af Compliant/Compatible
Independent ON/OFF Control for Each Channel
Over-Temperature Detect
SSOP/36
MAX5923  16 60 No Yes Positive Positive, High-Voltage Programmable Latched Off or Periodic Retry 1
Fault Status Output
On/Off Control
Open-Circuit Detection
Programmable Output Current Limit Up To 800mA
Thermal Shutdown
TSSOP/20
MAX8533  10 14 Yes No Positive Positive, Low-Voltage Latched Off 1
Fault Status Output
In-Rush Current and Short Circuit Protection
On/Off Control
Output Undervoltage/Overvoltage Protection
Power-Good Output (Active-High)
Regulated DualSpeed/BiLevel Current Limit
µMAX/10
MAX5904  1 13.2 Yes No Positive Positive, Low-Voltage Periodic Retry 2
25mV Circuit Breaker Threshold
On/Off Control
Regulated In-Rush Current
Short-Circuit Protection
VariableSpeed/BiLevel Protection
SOIC(N)/8
MAX5905  1 13.2 Yes No Positive Positive, Low-Voltage Latched Off 2
25mV Circuit Breaker Threshold
On/Off Control
Regulated In-Rush Current
Short-Circuit Protection
VariableSpeed/BiLevel Protection
SOIC(N)/8
MAX5906  1 13.2 Yes No Positive Positive, Low-Voltage Periodic Retry 2
Adjustable Circuit Breaker Threshold
Output Undervoltage/Overvoltage Protection
Regulated In-Rush Current
Short-Circuit Protection
VariableSpeed/BiLevel Protection
QSOP/16
MAX5907  1 13.2 Yes No Positive Positive, Low-Voltage Latched Off 2
Adjustable Circuit Breaker Threshold
Output Undervoltage/Overvoltage Protection
Regulated In-Rush Current
Short-Circuit Protection
VariableSpeed/BiLevel Protection
QSOP/16
MAX5908  1 13.2 Yes No Positive Positive, Low-Voltage Periodic Retry 2
Adjustable Circuit Breaker Threshold
Output Undervoltage/Overvoltage Protection
Regulated In-Rush Current
Short-Circuit Protection
VariableSpeed/BiLevel Protection
QSOP/16
MAX5909  1 13.2 Yes No Positive Positive, Low-Voltage Latched Off 2
Adjustable Circuit Breaker Threshold
Output Undervoltage/Overvoltage Protection
Regulated In-Rush Current
Short-Circuit Protection
VariableSpeed/BiLevel Protection
QSOP/16
MAX5910  10 65 No Yes Positive Positive, High-Voltage Latched Off 1
Fault Status Output
Internal Switch Protection
On/Off Control
Open-Circuit Detection
Regulated In-Rush Current
Short-Circuit Protection
Thermal Shutdown
SOIC(N)/8
MAX5917  10 65 No Yes Positive Positive, High-Voltage Latched Off 1
Fault Status Output
Internal Switch Protection
On/Off Control
Open-Circuit Detection
Regulated DualSpeed/BiLevel Current Limit
Regulated In-Rush Current
Short-Circuit Protection
Thermal Shutdown
SOIC(N)/16
MAX5900  -9 -100 No Yes Negative Negative, High-Voltage
Latched Off
Periodic Retry
 1
Auto-Retry Fault Management
Circuit-Breaker Function
Latch or Auto-Restart Fault Management
On/Off Control
Power-Good Output (Active-Low)
Regulated In-Rush Current
Short-Circuit Protection
Thermal Shutdown
SOT/6
TDFN-EP/6
MAX5901  -9 -100 No Yes Negative Negative, High-Voltage
Latched Off
Periodic Retry
 1
Auto-Retry Fault Management
Circuit-Breaker Function
Latch or Auto-Restart Fault Management
On/Off Control
Power-Good Output (Active-High)
Regulated In-Rush Current
Short-Circuit Protection
Thermal Shutdown
SOT/6
TDFN-EP/6
MAX5911  -16 -65 No Yes Negative Negative, High-Voltage Latched Off 1
Fault Status Output
Internal Switch Protection
On/Off Control
Open-Circuit Detection
Regulated In-Rush Current
Short-Circuit Protection
Thermal Shutdown
SOIC(N)/8
MAX5912  -16 -65 No Yes Negative Negative, High-Voltage Latched Off 1
Fault Status Output
Internal Switch Protection
On/Off Control
Open-Circuit Detection
Regulated In-Rush Current
Short-Circuit Protection
Thermal Shutdown
SOIC(N)/16
MAX5902  9 72 No Yes Positive Positive, High-Voltage
Latched Off
Latched Off or Periodic Retry
Periodic Retry
Programmable Latched Off or Periodic Retry
 1
Circuit-Breaker Function
On/Off Control
Power-Good Output (Active-Low)
Regulated In-Rush Current
Short-Circuit Protection
Thermal Shutdown
SOT/6
TDFN-EP/6
MAX5903  9 72 No Yes Positive Positive, High-Voltage
Latched Off
Latched Off or Periodic Retry
Periodic Retry
Programmable Latched Off or Periodic Retry
 1
Circuit-Breaker Function
On/Off Control
Power-Good Output (Active-Low)
Regulated In-Rush Current
Short-Circuit Protection
Thermal Shutdown
SOT/6
TDFN-EP/6
MAX4271  2.7 13.2 Yes No Positive Positive, Low-Voltage Latched Off 1
On/Off and STAT Control
Regulated DualSpeed/BiLevel Current Limit
Short-Circuit Protection
SOIC(N)/8
MAX4272  2.7 13.2 Yes No Positive Positive, Low-Voltage Periodic Retry 1
On/Off and STAT Control
Regulated DualSpeed/BiLevel Current Limit
Short-Circuit Protection
SOIC(N)/8
MAX4273  2.7 13.2 Yes No Positive Positive, Low-Voltage Programmable Latched Off or Periodic Retry 1
On/Off, STAT, and POR Controls
Regulated DualSpeed/BiLevel Current Limit
Short-Circuit Protection
QSOP/16
SOIC(N)/16
See All Hot Swap Controllers (47)

Key Specifications:  ORing MOSFET Controllers
Part Number Reverse Current Protect. Under Voltage Protect Charge Pump Cap. Soft Start Enable Fault Indicator EV Kit RoHS Available Package/Pins Smallest Available Pckg.
(mm2)		 Oper. Temp.
(°C)
max w/pins
MAX5944  Yes Yes No Yes Yes Yes Yes Yes
SOIC(N)/16
 62 -40 to +85
See All ORing MOSFET Controllers (5)

Key Specifications:  Power Sourcing Equipment
Part Number IEEE Compliance High Power Mode Channels Port Current Readout Load Disconnect Program-
mability		 RoHS Available Package/Pins Smallest Available Pckg.
(mm2)		 Oper. Temp.
(°C)
max w/pins
MAX5952 
802.3af
Pre-803.3at
 Yes 4 I2C AC/DC I2C Yes
SSOP/36
 163
-40 to +85
0 to +85
MAX5945  802.3af No 4 No AC/DC I2C
SSOP/36
 163
-40 to +85
0 to +70
MAX5922  802.3af No 1 No DC -
TSSOP/28
 65 -40 to +85
See All Power Sourcing Equipment (3)

Key Specifications:  Powered Devices
Part Number IEEE Compliance RDS(ON)
(Ω)		 PWM fS
(kHz)		 Protection Features Prog. UVLO RoHS Available Package/Pins Smallest Available Pckg.
(mm2)		 Oper. Temp.
(°C)
PD MOSFET max w/pins
MAX5941  802.3af 0.6 Yes 275 Programmable Inrush Current Yes Yes
SOIC(N)/16
 62 -40 to +85
MAX5942 
SOIC(N)/16
See All Powered Devices (4)



        •         •         •     隐私权政策     •     法律声明

    © 2009 Maxim Integrated Products版权所有