AP2191WG-7

Voltage - Supply (Vcc/Vdd):	Not Required
Base Part Number:	AP2191
Supplier Device Package:	SOT-25
Package / Case:	SC-74A, SOT-753
Operating Temperature:	-40°C ~ 85°C (TA)
Fault Protection:	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO
Features:	Status Flag
Input Type:	Non-Inverting
Rds On (Typ):	95 mOhm
Current - Output (Max):	1.5A
Series:	--
Voltage - Load:	2.7 V ~ 5.5 V
Interface:	On/Off
Output Type:	P-Channel
Output Configuration:	High Side
Ratio - Input:Output:	1:1
Number of Outputs:	1
Switch Type:	USB Switch
Part Status:	Active
Packaging:	Tape & Reel (TR)

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AP2191WG-7: Introduction

AP2191WG-7 is a Power Distribution Switches, Load Drivers, developed by Anpec. It is made up of low-resistance transistors, MOSFETs, and diodes. It is renowned for having an easily adjustable system and low output capacitance, making it an ideal choice for power management applications.

AP2191WG-7 Features

The most impressive features of AP2191WG-7 include:

• Low ON-resistance: 0.3Ω (typical value, 1.4mΩ typical at 5V)
• Low input capacitance: 0.45pF (typical value, 1.1pF typical at 5V)
• Fast switching time: 0.45ns (typical value, 4.0ns typical at 5V)
• Low quiescent current: 6mA (typical value, 10mA typical at 5V)
• Fully adjustable output frequency

The most useful features of this device are its low on-resistance and low input capacitance. This is important in power management applications where you need a device that is capable of efficiently distributing and managing power.

AP2191WG-7 Application Field

AP2191WG-7 is ideal for applications where power management is necessary and where low on-resistance, fast switching, and adjustable output frequencies are needed. These applications include automotive, consumer electronics, computer, industrial, and medical electronics. The device is also ideal for low-power, portable consumer electronics such as mobile phones, digital cameras, and MP3 players.

AP2191WG-7 Working Principle

The AP2191WG-7 is an integrated MOSFET driver. It operates by controlling the on and off time of the MOSFET gate voltage to achieve load switching. The MOSFET gate voltage is increased when the input (control signal) is high and is decreased when the input is low. This allows the MOSFET to be switched on and off rapidly, thus allowing the device to function as a power management device.The device also has a built-in frequency control circuit. This is used to adjust the output frequency. This is done by adjusting the on and off times of the gate voltage. By adjusting the frequency, the device can be used in a variety of applications such as audio, video, and communication applications.

Conclusion

AP2191WG-7 is a power management device designed for low-power, portable consumer electronics applications. It is made up of low-resistance transistors, MOSFETs, and diodes, and is renowned for its low input capacitance, fast switching time, and adjustable output frequency. It is used in a variety of applications such as automotive, consumer electronics, computer, industrial, and medical electronics. The device operates by controlling the on and off time of the MOSFET gate voltage to achieve load switching, and has a built-in frequency control circuit that is used to adjust the output frequency.

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