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ADP7105ACPZ-5.0-R7
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Product Detailed Parameters
- Description：IC REG LIN 5V 500MA 8-LFCSP-WD
- Series：-
- Mfr：Analog Devices Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Output Configuration：Positive
- Output Type：Fixed
- Number of Regulators：1
- Voltage - Input (Max)：20V
- Voltage - Output (Min/Fixed)：5V
- Voltage - Output (Max)：-
- Voltage Dropout (Max)：0.55V @ 500mA
- Current - Output：500mA
- Current - Quiescent (Iq)：900 µA
- Current - Supply (Max)：1.6 mA
- PSRR：60dB ~ 50dB (10kHz ~ 100kHz)
- Control Features：Enable, Power Good, Under Voltage Lockout
- Protection Features：Over Current, Over Temperature, Reverse Polarity
- Operating Temperature：-40°C ~ 125°C
- Mounting Type：Surface Mount
- Package / Case：8-WFDFN Exposed Pad, CSP
- Supplier Device Package：8-LFCSP-WD (3x3)
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Overview
The ADP7105ACPZ-5.0-R7 is a fixed-output low dropout linear regulator providing a stable 5 V output with a maximum current of 500 mA. It operates from an input voltage range of 3.3 V to 20 V and features a low dropout voltage of 350 mV at full load. The device delivers high power supply rejection ratio (PSRR) performance of 60 dB at 10 kHz and maintains a low output noise of 15 µV rms. It includes programmable soft start, reverse current protection, and a user-programmable precision undervoltage lockout function.
Feature Summary
- Provides low noise regulation suitable for sensitive analog circuits
- Features reverse current protection for system safety
- Includes programmable soft start for inrush current control
- Offers a digital power-good indicator for system monitoring
Applications
- Regulation of ADC and DAC circuits
- Precision amplifier power supplies
- High frequency oscillator and clock circuits
- PLL power regulation
- Medical and healthcare equipment
Procurement Notes
Verify the specific package type and marking code against the manufacturer's official ordering guide before procurement. Confirm that the component meets all required environmental specifications and RoHS compliance standards for the intended application. Ensure compatibility with the design's thermal management requirements.
Selection Notes
Select this component when a high input voltage LDO with low noise is required. Verify that the input voltage range covers the system's operating conditions. Consider the thermal resistance of the chosen package for heat dissipation. Ensure the output capacitor selection meets the minimum capacitance and ESR requirements for stability.
Part Context
This part belongs to the ADP7105 family of low dropout regulators designed for high-performance analog and mixed-signal applications. The family offers various fixed and adjustable output voltage options. It utilizes an advanced proprietary architecture to achieve excellent line and load transient response while maintaining low noise characteristics.
Replacement Considerations
Check for direct pin-to-pin replacements within the same product family or series. Verify that any substitute component matches the electrical specifications, package dimensions, and thermal performance. Ensure the alternative part supports the required input voltage range and output current capabilities.
