The part number "ADP5052ACPZ-R7" belongs to Analog Devices, a prominent company known for its innovative analog, mixed-signal, and digital signal processing ( DSP ) integrated circuits (ICs). The ADP5052 is a high-efficiency, fully-integrated Power management IC designed for various applications, such as mobile, industrial, and automotive systems.
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Pinout and Pin Functions (Detailed)
The ADP5052ACPZ-R7 features a 32-pin LFCSP (Lead Frame Chip Scale Package) with each pin serving a specific function. Here is a detailed list of pin functions for each of the 32 pins:
Pin Pin Name Pin Function Description 1 VIN Input voltage supply pin for the power management system. Accepts voltages from 4.5V to 18V. 2 PGND Power ground pin. Ground reference for all power-related signals. 3 VOUT1 Output voltage for the first regulator (typically 3.3V, adjustable). 4 VOUT2 Output voltage for the second regulator (typically 5V, adjustable). 5 VOUT3 Output voltage for the third regulator (typically 1.8V, adjustable). 6 VOUT4 Output voltage for the fourth regulator (typically 1.0V, adjustable). 7 SW1 Switch node for the first buck converter. 8 SW2 Switch node for the second buck converter. 9 SW3 Switch node for the third buck converter. 10 SW4 Switch node for the fourth buck converter. 11 PGD1 Power Good signal for the first regulator. Active high indicates the output voltage is within the specified range. 12 PGD2 Power Good signal for the second regulator. Active high indicates the output voltage is within the specified range. 13 PGD3 Power Good signal for the third regulator. Active high indicates the output voltage is within the specified range. 14 PGD4 Power Good signal for the fourth regulator. Active high indicates the output voltage is within the specified range. 15 EN1 Enable pin for the first regulator. Active high enables the regulator. 16 EN2 Enable pin for the second regulator. Active high enables the regulator. 17 EN3 Enable pin for the third regulator. Active high enables the regulator. 18 EN4 Enable pin for the fourth regulator. Active high enables the regulator. 19 VID Voltage identification pin used for communication with an external controller or logic. 20 VOUT1_ADJ Voltage adjustment pin for the first output voltage. 21 VOUT2_ADJ Voltage adjustment pin for the second output voltage. 22 VOUT3_ADJ Voltage adjustment pin for the third output voltage. 23 VOUT4_ADJ Voltage adjustment pin for the fourth output voltage. 24 SENSE1 Voltage sense pin for the first output regulator to monitor output voltage and provide feedback. 25 SENSE2 Voltage sense pin for the second output regulator to monitor output voltage and provide feedback. 26 SENSE3 Voltage sense pin for the third output regulator to monitor output voltage and provide feedback. 27 SENSE4 Voltage sense pin for the fourth output regulator to monitor output voltage and provide feedback. 28 TRACK1 Tracking pin for the first regulator, used for power-up sequencing. 29 TRACK2 Tracking pin for the second regulator, used for power-up sequencing. 30 TRACK3 Tracking pin for the third regulator, used for power-up sequencing. 31 TRACK4 Tracking pin for the fourth regulator, used for power-up sequencing. 32 REF Internal reference voltage pin used for regulating the output voltage levels.FAQ – Frequently Asked Questions (20)
Q: What is the input voltage range of the ADP5052ACPZ-R7? A: The input voltage range of the ADP5052ACPZ-R7 is 4.5V to 18V.
Q: How many output regulators are available on the ADP5052ACPZ-R7? A: The ADP5052ACPZ-R7 features 4 output regulators, each with adjustable output voltage.
Q: What is the pin function of SW1, SW2, SW3, and SW4? A: SW1, SW2, SW3, and SW4 are the switch nodes for the four buck converters used in the power management IC.
Q: How is the power-good signal indicated for the regulators? A: The power-good signal (PGD1, PGD2, PGD3, PGD4) is active high, indicating the output voltage is within the specified range.
Q: What is the purpose of the EN pins (EN1, EN2, EN3, EN4)? A: The EN pins control the enable function for each of the four regulators, with active high enabling the regulators.
Q: Can the output voltages be adjusted? A: Yes, the output voltages can be adjusted using the VOUT_ADJ pins for each regulator.
Q: How does the ADP5052ACPZ-R7 provide voltage feedback? A: The SENSE pins (SENSE1, SENSE2, SENSE3, SENSE4) are used for voltage feedback to monitor output voltages and ensure regulation.
Q: What are the TRACK pins used for? A: The TRACK pins (TRACK1, TRACK2, TRACK3, TRACK4) are used for power-up sequencing to ensure that the regulators power on in the correct order.
Q: What is the function of the VID pin? A: The VID pin is used for voltage identification, allowing external control of the output voltage levels.
Q: What is the output voltage range for the regulators? A: The output voltage range for each regulator is adjustable, typically from 0.8V to 5V, depending on the application.
Q: What type of package does the ADP5052ACPZ-R7 come in? A: The ADP5052ACPZ-R7 comes in a 32-pin LFCSP (Lead Frame Chip Scale Package).
Q: Is the ADP5052ACPZ-R7 suitable for automotive applications? A: Yes, the ADP5052ACPZ-R7 is designed to meet automotive and industrial power management requirements.
Q: Can the ADP5052ACPZ-R7 be used for mobile applications? A: Yes, the ADP5052ACPZ-R7 is well-suited for mobile applications due to its efficient power management capabilities.
Q: How many power outputs can be powered simultaneously? A: All four power outputs (VOUT1 to VOUT4) can be powered simultaneously depending on the system's requirements.
Q: Does the ADP5052ACPZ-R7 support thermal shutdown protection? A: Yes, the IC includes thermal shutdown protection to prevent damage under excessive thermal conditions.
Q: What are the recommended input and output capacitance values for optimal performance? A: Recommended values can vary depending on specific output voltage and load conditions, so refer to the datasheet for detailed recommendations.
Q: How efficient is the ADP5052ACPZ-R7? A: The ADP5052ACPZ-R7 is highly efficient, offering up to 95% efficiency under optimal conditions for the buck regulators.
Q: What is the typical application for the ADP5052ACPZ-R7? A: Typical applications include powering FPGA s, microprocessors, and other sensitive electronics in automotive, industrial, and mobile systems.
Q: Can the ADP5052ACPZ-R7 operate at high ambient temperatures? A: Yes, the ADP5052ACPZ-R7 is designed to operate in environments with ambient temperatures ranging from -40°C to +125°C.
Q: How do you configure the ADP5052ACPZ-R7 for different output voltages? A: Output voltages are configured using external resistors at the VOUT_ADJ pins and by adjusting the feedback network.
This detailed explanation should give you the necessary insight into the ADP5052ACPZ-R7's pinout, pin functions, and other related information.
