LTC4440AMPMS8E-5#PBF

Current - Peak Output (Source, Sink):	1.1A, 1.1A
Base Part Number:	LTC4440
Supplier Device Package:	8-MSOP-EP
Package / Case:	8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 150°C (TJ)
Rise / Fall Time (Typ):	10ns, 7ns
High Side Voltage - Max (Bootstrap):	80V
Input Type:	Non-Inverting
Series:	--
Logic Voltage - VIL, VIH:	1.2V, 1.6V
Voltage - Supply:	4 V ~ 15 V
Gate Type:	N-Channel MOSFET
Number of Drivers:	1
Channel Type:	Single
Driven Configuration:	High-Side
Part Status:	Active
Packaging:	Tube

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Introduction

The LTC4440AMPMS8E-5#PBF is a type of PMIC (Power Management Integrated Circuit) - Gate Driver that is designed to provide a simple, energy efficient and cost effective solution for power management applications. The LTC4440AMPMS8E-5#PBF is equipped with the basic features of PMICs, such as integrated motor control, overvoltage protection, current monitoring and output voltage setting.In addition to these features, the LTC4440AMPMS8E-5#PBF also features a wide temperature range of up to -40°C to 105°C and supports pulse width modulation (PWM) and full-on/full-off ON/OFF control methods. It is also available in a variety of package types and offers up to 57V of continuous output voltage.

Application Fields

The LTC4440AMPMS8E-5#PBF is suitable for use in a variety of applications. It is ideal for use in automotive power management systems, consumer electronics, automation, office equipment and general consumer applications.In consumer electronics, the LTC4440AMPMS8E-5#PBF can be used for the control of motors, switching power supplies and other power loads such as TV, DVD, mobile phones and digital cameras. In automotive power management systems, the LTC4440AMPMS8E-5#PBF can be used for the control of windows, sunroofs, fans and other internal components.In automation and office equipment, the LTC4440AMPMS8E-5#PBF can be used for the control of motors, pumps, drives, conveyors and other power loads. The LTC4440AMPMS8E-5#PBF is also suitable for use in general consumer applications, such as cooling and display systems, home automation and more.

Working Principle

The LTC4440AMPMS8E-5#PBF operates using a basic on-off control method, which is activated by a single switching transistor. The transistor is triggered by a 0 - 1 V input voltage. The output voltage is regulated by the applied input voltage.When the input voltage is 0V, the output voltage is off, whereas, when the input voltage is 1V, the output voltage is on. The output voltage can be adjusted from a fixed minimum to a maximum of 57V.The LTC4440AMPMS8E-5#PBF also features a built-in overvoltage protection circuit, which prevents the output voltage from exceeding the rated limit. The circuit also monitors the output load current, allowing the user to detect any abnormal operation of the power loads.The LTC4440AMPMS8E-5#PBF also features a built-in PWM (Pulse Width Modulation) circuit, which offers the advantage of maintaining a low average voltage while achieving superior light control.

Conclusion

The LTC4440AMPMS8E-5#PBF is a PMIC - Gate Driver designed to provide a simple and cost effective solution for power management applications in consumer electronics, automotive power management systems, automation and office equipment, home automation and general consumer applications. The LTC4440AMPMS8E-5#PBF is available in a variety of package types and offers a wide temperature range of up to -40°C to 105°C. The output voltage can be adjusted from a fixed minimum to a maximum of 57V and it is protected by an overvoltage protection circuit. In addition, the LTC4440AMPMS8E-5#PBF is equipped with a built-in PWM circuit, which ensures a low average voltage.

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