MP5006EQ-Z データシートの表示（PDF） - Monolithic Power Systems

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MP5006EQ-Z

5V, 1A- 5A Programmable Current Limit Switch with Slew Rate Control and Auto Enable

Monolithic Power Systems 

MP5006 – 5V, 1A- 5A PROGRAMMABLE CURRENT LIMIT SWITCH WITH AUTO ENABLE

There are 4 types of faults, and each fault has a

direct and indirect effect on the Enable/Fault pin

and the internal fault flag. In a typical application

there are one or more of the MP5006 chips in a

system. The Enable/Fault lines will typically be

connected together.

Fault description

Short/over current

Under Voltage

Over Voltage

Thermal Shutdown

Table 3―Fault Function Influence in Application

Internal action

Limit current

Output is

turned off

Limit output

voltage

Shutdown part.

The part retries

to start up

automatically

Effect on Fault Pin

none

Internally drives

Enable/Fault pin to

Logic low

None

Internally drives

Enable/Fault pin

to low level, and

after part cools

down, Enable/Fault

pin will be pulled

high

Effect on Flag

None

Flag is reset

None

Flag is set at

thermal shut

down, and is set

to high after

auto start up.

Effect on secondary Part

none

Secondary part output is

disabled, and fault flag is

reset.

None

Secondary part output is

disabled when thermal shut

down, and is enabled after

MP5006 auto start up.

MP5006 Rev.0.92

www.MonolithicPower.com

10

12/27/2013

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