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Maxim > Solutions > Power Solutions for Nonportable Applications

Hot Swap

DATA SHEETS
Display Title / Parts Key Advantages
QV  PDF Low-Voltage, Quad, Hot-Swap Controllers/Power Sequencers
MAX5927A, MAX5929A, MAX5929B, MAX5929C, MAX5929D

Triple/Quad, Hot-Swap Controllers Enable Sequencing, Tracking, or Independent On/Off Control for Low-Voltage Supplies
QV  PDF Triple PCI Express, Hot-Plug Controllers
MAX5957, MAX5958

Industry's First Triple PCI Express Hot-Plug Controllers Save Board Space and Cost
QV  PDF Quad PCI Express, Hot-Plug Controllers
MAX5959, MAX5960

Industry's First Quad, PCI Express Hot-Plug Controllers Save Board Space and Cost
QV  PDF Dual PCI Express, Hot-Plug Controller
MAX5946, MAX5946A, MAX5946L

Dual-Slot, Hot-Swap Controller Enables Safe Insertion and Removal of PCI Express Cards
QV  PDF 1V to 13.2V, n-Channel Hot-Swap Controllers Require No Sense Resistor
MAX5924, MAX5925, MAX5926
QV  PDF FireWire Current Limiter and Low-Drop ORing Switch Controller
MAX5943

Industry's First IEEE 1394/FireWire-Compliant Hot-Swap Controllers
QV  PDF -48V Hot-Swap Controllers with VIN Step Immunity and No RSENSE
MAX5936, MAX5937

Hot-Swap Controllers with VIN Step Immunity and No RSENSE for -10V to -80V Rails
QV  PDF Positive High-Voltage, Hot-Swap Controller
MAX5932
QV  PDF Low-Voltage, Quad, Hot-Swap Controllers/Power Sequencers
MAX5927, MAX5929

Triple/Quad Hot-Swap Controllers Enable Sequencing, Tracking, or Independent On/Off Control for Low-Voltage Supplies
QV  PDF -48V Hot-Swap Controller with External RSENSE
MAX5920

Hot-Swap Controller with External RSENSE Well-Suited for -48V Power Systems
QV  PDF Single PCI Express, Hot-Plug Controller
MAX5954

Industry's First Single-Slot, PCI Express Hot-Plug Controller Hot-Swaps All 3 Voltage Rails: +12V, +3.3V and +3.3V Auxiliary
QV  PDF +60V Simple Swapper Hot-Swap Switch
MAX5923
QV  PDF Dual PCI 2.2 Hot-Swap Controllers
MAX5915, MAX5915A, MAX5916, MAX5916A
QV  PDF Low-Voltage, Dual Hot-Swap Controllers/Power Sequencers
MAX5904, MAX5905, MAX5906, MAX5907, MAX5908, MAX5909
QV  PDF +65V Simple Swapper Hot-Swap Switches
MAX5910, MAX5917
QV  PDF -100V, SOT23/TDFN, Simple Swapper Hot-Swap Controllers
MAX5900, MAX5901
QV  PDF +72V SOT23/TDFN Simple Swapper Hot-Swap Controllers
MAX5902, MAX5903
QV  PDF -48V, Simple Swapper Hot-Swap Switches
MAX5911, MAX5912

-48V Hot Swap Switch Targets IP Phones and Data Terminal Equipment Requiring Data and Power on the Same Cable
QV  PDF 3V to 12V, Current-Limiting, Hot Swap Controllers with Autoretry, DualSpeed/BiLevel Fault Protection
MAX4271, MAX4272, MAX4273

3V to 12V Hot Swap Controller with Latched Protection or Auto-Retry in 8-SO
QV  PDF Current-Regulating Hot-Swap Controller with DualSpeed/BiLevel Fault Protection
MAX4370



Key Specifications:   Hot Swap Controllers
Part Number Min. VIN (V) Max. VIN (V) Low Voltage High Voltage Voltage Polarity Type Fault Condition Control Number of Channels Features Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX5946  3 13.2 Yes No Positive Positive, Low-Voltage Latched Off
Periodic retry 		 - 
•125mA Fast Gate Pulldown Current
•Adjustable auto-retry duty cycle and Circuit-Breaker Timeout
•Auto-retry fault management
•Dual PCI-Express
•On/Off Control
•Power-Good output (active-low)
•Programmable Start-Up, Overcurrent, and Load-Disconnect Timeouts
 THIN QFN/36 37 -40 to +85
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 Schort-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/16 31 -40 to +85
MAX5943  7.5 37 Yes No Positive Positive, Low-Voltage Latched Off or Periodic Retry 1
•1A Peak Short-Circuit Gate Pulldown Current
•Adjustable auto-retry duty cycle and over-current timeout
•Drives external Dual MOSFET for ORing Function
•Fault Status Output Active Low
•In-Rush Current and Short Circuit Protection
•Single Firewire Controller
 QSOP/16 31 -40 to +85
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/8 31 -40 to +85
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
 THIN QFN/32 26 -40 to +85
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 54 -40 to +85
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 43 -40 to +85
MAX5915  3 13.2 Yes No Positive Positive, Low-Voltage Latched Off 2
•Hot Swaps Auxiliary Supply Rails For Two PCI Cards
•In-Rush Current and Short Circuit Protection
•Independent ON/OFF Control for Each Channel
•Integrated MOSFET Switches
•PCI2.2 Compliant
 TSSOP/28 64 -40 to +85
MAX5916  3 13.2 Yes No Positive Positive, Low-Voltage Periodic retry 2
•Dual PCI-Express
•Hot Swaps Auxiliary Supply Rails For Two PCI Cards
•In-Rush Current and Short Circuit Protection
•Independent ON/OFF Control for Each Channel
•Integrated MOSFET Switches
•PCI2.2 Compliant
 TSSOP/28 64 -40 to +85
MAX5904  1 13.2 Yes No Positive Positive, Low-Voltage Periodic retry 2
•25mV Circuit Breaker Threshold
•On/Off Control
•Regulated, VariableSpeed/BiLevel; inrush current and short circuit protection
 SOIC/8 31 -40 to +85
MAX5905  1 13.2 Yes No Positive Positive, Low-Voltage Latched Off 2
•25mV Circuit Breaker Threshold
•On/Off Control
•Regulated, VariableSpeed/BiLevel; inrush current and short circuit protection
 SOIC/8 31 -40 to +85
MAX5906  1 13.2 Yes No Positive Positive, Low-Voltage Periodic retry 2
•Adjustable circuit breaker threshold: 25mV to 100mV
•Output Undervoltage/Overvoltage Protection
•Regulated, VariableSpeed/BiLevel; inrush current and short circuit protection
 QSOP/16 31 -40 to +85
MAX5907  1 13.2 Yes No Positive Positive, Low-Voltage Latched Off 2
•Adjustable circuit breaker threshold: 25mV to 100mV
•Output Undervoltage/Overvoltage Protection
•Regulated, VariableSpeed/BiLevel; inrush current and short circuit protection
 QSOP/16 31 -40 to +85
MAX5908  1 13.2 Yes No Positive Positive, Low-Voltage Periodic retry 2
•Adjustable circuit breaker threshold: 25mV to 100mV
•Output Undervoltage/Overvoltage Protection
•Regulated, VariableSpeed/BiLevel; inrush current and short circuit protection
 QSOP/16 31 -40 to +85
MAX5909  1 13.2 Yes No Positive Positive, Low-Voltage Latched Off 2
•Adjustable circuit breaker threshold: 25mV to 100mV
•Output Undervoltage/Overvoltage Protection
•Regulated, VariableSpeed/BiLevel; inrush current and short circuit protection
 QSOP/16 31 -40 to +85
MAX5910  10 65 No Yes Positive Positive, High-Voltage Latched Off 1
•Fault Status Output
•On/Off Control
•Open-Circuit Detection
•Regulated Internal Switch, In-Rush Current and Short-Circuit Protection
•Thermal Shutdown
 SOIC/8 31 -40 to +85
MAX5917  10 65 No Yes Positive Positive, High-Voltage Latched Off 1
•Fault Status Output
•On/Off Control
•Open-Circuit Detection
•Regulated Internal Switch, In-Rush Current and Short-Circuit Protection
•Thermal Shutdown
 SOIC/16 62 -40 to +85
MAX5900  -9 -100 No Yes Negative Negative, High-Voltage Latched Off
Periodic retry 		1
•Auto-retry fault management
•Latch or Auto-Restart Fault Management
•On/Off Control
•Power-Good output (active-low)
•Regulated, Circuit-Breaker, In-Rush Current and Short Circuit Protection
•Thermal Shutdown
 SOT-23/6
THIN QFN (Dual)/6 		9 -40 to +85
MAX5901  -9 -100 No Yes Negative Negative, High-Voltage Latched Off
Periodic retry 		1
•Auto-retry fault management
•Latch or Auto-Restart Fault Management
•On/Off Control
•Power-Good output (active-high)
•Regulated, Circuit-Breaker, In-Rush Current and Short Circuit Protection
•Thermal Shutdown
 SOT-23/6
THIN QFN (Dual)/6 		9 -40 to +85
MAX5911  -16 -65 No Yes Negative Negative, High-Voltage Latched Off 1
•Fault Status Output
•On/Off Control
•Open-Circuit Detection
•Regulated Internal Switch, In-Rush Current and Short-Circuit Protection
•Thermal Shutdown
 SOIC/8 31 -40 to +85
MAX5912  -16 -65 No Yes Negative Negative, High-Voltage Latched Off 1
•Fault Status Output
•On/Off Control
•Open-Circuit Detection
•Regulated Internal Switch, In-Rush Current and Short-Circuit Protection
•Thermal Shutdown
 SOIC/16 62 -40 to +85
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
•On/Off Control
•Power-Good output (active-low)
•Regulated, Circuit-Breaker, In-Rush Current and Short Circuit Protection
•Thermal Shutdown
 SOT-23/6
THIN QFN (Dual)/6 		9 -40 to +85
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
•On/Off Control
•Power-Good output (active-low)
•Regulated, Circuit-Breaker, In-Rush Current and Short Circuit Protection
•Thermal Shutdown
 SOT-23/6
THIN QFN (Dual)/6 		9 -40 to +85
MAX4271  2.7 13.2 Yes No Positive Positive, Low-Voltage Latched Off 1
•On/Off and STAT Control
•Regulated, DualSpeed/BiLevel; inrush current and short circuit protection
 SOIC/8 31 -40 to +85
MAX4272  2.7 13.2 Yes No Positive Positive, Low-Voltage Periodic retry 1
•On/Off and STAT Control
•Regulated, DualSpeed/BiLevel; inrush current and short circuit protection
 SOIC/8 31 -40 to +85
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; inrush current and short circuit protection
 QSOP/16
SOIC/16 		31 -40 to +85
MAX4370  2.7 13.2 Yes No Positive Positive, Low-Voltage Latched Off 1
•On/Off and STAT Control
•Regulated, DualSpeed/BiLevel; inrush current and short circuit protection
 SOIC/8 31 -40 to +85
See All Hot Swap Controllers (44)

Key Specifications:   ORing MOSFET Controllers
Part Number Reverse Current Protection Under-Voltage Protection Charge-Pump Capacitor Soft Start Enable Fault Indicator EV-Kit Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX5943  Yes Yes No Yes Yes Yes Yes QSOP/16 31 -40 to +85
See All ORing MOSFET Controllers (5)


         


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