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Maxim > Solutions > Computers: Notebook

Port Protection

DATA SHEETS
Display Title/Parts Key Advantages
QV  PDF Signal-Line Overvoltage Protector for Low-Voltage Devices
MAX9940

Protects Low-Voltage Devices Using Sensitive Communication Protocols
QV  PDF High-Voltage OVP with Battery Switchover
MAX4959, MAX4960

High-Voltage OVP Providing Overvoltage Lockout and Undervoltage Lockout with Battery Switchover
QV  PDF 100mA/200mA/300mA Current-Limit Switches with Low Shutdown Reverse Current
MAX4914B, MAX4915A, MAX4915B, MAX4917A, MAX4917B

200mA Current-Limit Switch with Autoretry in 2mm x 2mm µDFN package
QV    0.075A to 1.5A, Programmable Current-Limit Switch
MAX4766

0.075A to 1.5A Adjustable Current Limit Switch with ±10% Accuracy
QV  PDF 450mA/500mA Current-Limit Switches
MAX4795, MAX4796, MAX4797, MAX4798

500mA Current-Limit Switch with Autoretry in SOT23 Package



Key Specifications:  Current Limit Switches
Part Number Current Limit
(mA)
Functions ILOAD
(A)
RON
(Ω)
VIN
(V)
Fault Indicator Fault Blanking Timeout
(ms)
RoHS Available Package/Pins Smallest Available Pckg.
(mm2)
Oper. Temp.
(°C)
max typ max w/pins
MAX4914B  100
Fault Blanking
Latch-Off
0.1 0.2 2.3 to 5.5 Yes 14 Yes
µDFN/6
4.2 -40 to +85
MAX4917A  300
Auto Retry
Fault Blanking
0.3 2.3 to 5.5
µDFN/6
SOT/5
9
MAX4917B  300
Fault Blanking
Latch-Off
0.3 2.3 to 5.5
µDFN/6
SOT/5
4.2
MAX4915A  200
Auto Retry
Fault Blanking
0.2 2.3 to 5.5
µDFN/6
SOT/5
9
MAX4915B  200
Fault Blanking
Latch-Off
0.2 2.3 to 5.5
µDFN/6
4.2
MAX4795  450 - 0.45 2.0 to 4.5
SOT/5
TDFN-EP/6
9
MAX4796  450 Auto Retry 0.45 2.0 to 4.5
SOT/5
TDFN-EP/6
9
MAX4797  500 - 0.5 2.0 to 4.5
SOT/5
TDFN-EP/6
9
MAX4798  500 Auto Retry 0.5 2.0 to 4.5
SOT/5
TDFN-EP/6
9
See All Current Limit Switches (27)

Key Specifications:  Signal-Line Protectors
Part Number Functions Signal Path Leakage
(±nA)
Analog Signal Range
(V)
Features VSUPPLY
(V)
VSUPPLY (Dual)
(±V)
RON
(Ω)
Fault Protect.
(±V)
RoHS Available Package/Pins Smallest Available Pckg.
(mm2)
max Dual max max w/pins
MAX9940  1-Line 5000 0 to +5.5 Automatic Protection 2.2 to 5.5 1.1 to 2.25 77.5 28 Yes
SC70/5
5.3
See All Signal-Line Protectors (6)



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