MC34981ABHFKR2

Voltage - Supply (Vcc/Vdd):	--
Base Part Number:	MC34981
Supplier Device Package:	16-PQFN (12x12)
Package / Case:	16-PowerQFN
Operating Temperature:	-40°C ~ 150°C (TJ)
Fault Protection:	Current Limiting (Fixed), Over Temperature
Features:	Slew Rate Controlled
Input Type:	--
Rds On (Typ):	4 mOhm (Max)
Current - Output (Max):	40A
Series:	--
Voltage - Load:	6 V ~ 27 V
Interface:	PWM
Output Type:	N-Channel
Output Configuration:	High Side
Ratio - Input:Output:	1:1
Number of Outputs:	1
Switch Type:	General Purpose
Part Status:	Last Time Buy
Packaging:	Tape & Reel (TR)

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MC34981ABHFKR2 application field and working principle

The MC34981ABHFKR2 is a Power Management Integrated Circuit (PMIC) belonging to Maxim Integrated’s family of power devices. The device is a multi-channel, high-side switch and load driver suitable for use in a variety of applications including automotive, industrial, and consumer industries.The MC34981ABHFKR2 is a programmable Current Shunt Monitor (CSM) that enables system designers to monitor an input voltage and activate an external load with a switch that has been configured to control current. Its programmability allows for the adjustment of the current level of operation. This makes the device ideal for automotive applications where the system must remain reliable at a wide range of temperatures.The device is designed to provide an efficient and cost-effective solution to power management. It features an integrated voltage regulator and a bidirectional Logic Enable circuit that allows the user to control the device by applying a logic signal to the enable pin. The Logic Enable circuit can also be used to power down the device.In addition, the MC34981ABHFKR2 has an integrated Current Sense Amplifier (CSA) that can be used to detect a voltage drop across a current sense resistor. This allows for the measurement of the current level as well as for the protection of the system against overloads.The MC34981ABHFKR2 also features an integrated Shutdown Control circuit that allows the user to turn the device off when it is not in use. It also monitors temperature to ensure proper operation.The MC34981ABHFKR2 is an effective and reliable Power Management IC for applications requiring the control of multiple loads with a single device. Its programmability, integrated voltage regulator, bidirectional Logic Enable circuit, Current Sense Amplifier, and Shutdown Control circuit make it an ideal choice for automotive, industrial, and consumer applications.

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