ADP5003ACPZ-R7

Voltage/Current - Output 3:	--
Base Part Number:	ADP5003
Supplier Device Package:	32-LFCSP (5x5)
Package / Case:	32-WFQFN Exposed Pad, CSP
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Voltage - Supply:	0.65 V ~ 5 V, 4.2 V ~ 15 V
w/Sequencer:	No
w/Supervisor:	No
w/LED Driver:	No
Series:	--
Voltage/Current - Output 2:	0.6 V ~ 3.3 V, 3A
Voltage/Current - Output 1:	0.6 V ~ 5 V, 3A
Frequency - Switching:	2.5MHz
Number of Outputs:	2
Function:	Power Management
Topology:	Step-Down (Buck)
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

PMIC (Power Management Integrated Circuit) is an integrated circuit designed for managing the power supply of electronics. It is generally used in mobile phones, computer systems and other mobile applications to conversion, regulation, and control of current, voltage, and power. As a common PMIC component, the ADP5003ACPZ-R7 is a linear positive voltage regulator, providing up to 500mA of continuous load current and up to 950mA peak load current.

ADP5003ACPZ-R7 Application Field and Working Principle

The ADP5003ACPZ-R7 is suitable for mobile phone and other applications, such as digital still cameras, video cameras, electronic toys, PDAs, MP3 players and cellphones. With a small size design and low voltage characteristics (1.2V to 5.5V input voltage), it is the ideal choice for mobile device applications requiring a wide input voltage range.The working principle of the ADP5003ACPZ-R7 is based on the Linear Regulator Theory. In a linear regulator system, a signal passes through a series of resistors, transistors and other elements, reducing and regulating the voltage to a required level. The input voltage is compared to an internal reference voltage and the appropriate amount of current is delivered to the circuit in order to maintain the desired output voltage. In the case of the ADP5003ACPZ-R7, the high current capability of 500mA is provided by a switching regulator, which allows for increased efficiency and reduced power consumption. The precision current regulation of the ADP5003ACPZ-R7 ensures that the output voltage remains constant over a wide range of load conditions, resulting in improved power efficiency, longer battery life and a reduction in unnecessary energy consumption. The ADP5003ACPZ-R7 also features a wide range of protection circuits, including over-voltage protection, over-current protection, and over-temperature protection.

Conclusion

In conclusion, the ADP5003ACPZ-R7 is a high performance, low voltage linear and switching voltage regulator suitable for use in mobile applications that require high efficiency, low power consumption and precise current regulation. It features a wide input voltage range and a current capability of up to 500mA, and is protected from over-voltage, over-current, and over-temperature events by a range of protection circuits. An ideal choice for mobile applications, the ADP5003ACPZ-R7 is a great addition to any project requiring a reliable and efficient voltage regulator.

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