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ADI ADP5053ACPZ-R7

Manufacturer
ADI
MPN
ADP5053ACPZ-R7
LCSC Part #
C659261
Packaging
LFCSP-48(7x7)
Customer #
Key Attributes
Quad-Buck Regulators and Power Management Unit
DatasheetADI ADP5053ACPZ-R7
RoHS Compliance1 documents available
Every Order Guarantee
100% Authentic · 30-Day Return or Replacement
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QtyUnit Price(Reference Only)Total Amount
1+$ 13.007$ 13.01
10+$ 12.5718$ 125.72
Standard Packaging750/Full Reel
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Products Specifications

All
TypeDescription
CategoryIntegrated Circuits (ICs)/Power Management (PMIC)/Voltage Regulators - DC DC Switching Regulators
ManufacturerADI
PackagingLFCSP-48(7x7)
Operating Temperature-40℃~+125℃
Frequency - Switching250kHz~1.4MHz
FunctionStep-down type
Number of Outputs4
FeaturesAdjustable current limiting;Hiccup current limiting;Protection latch;Adjustable soft-start;Output discharge;Frequency synchronization;Light load efficient mode;Operating status indication;Overcurrent Protection
Output TypeAdjustable
TopologyBuck
Operating Voltage4.5V~15V
Switch tube (built-in/external)Built-in
Output Voltage850mV~1.6V;3.3V~5V;1.2V~1.8V;2.5V~5.5V
Output Current1.2A;2.5A;4A
Quiescent Current4.8mA
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Introduction

AI Translation

The ADP5053 combines four high performance buck regulators, a supervisory circuit, a watchdog timer, and a manual reset in a 48 - lead LFCSP package that meets demanding performance and board space requirements. The device enables direct connection to high input voltages up to 15.0 V with no preregulators. Channel 1 and Channel 2 integrate high - side power MOSFET and low - side MOSFET drivers. External NFETs can be used in low - side power devices to achieve an efficiency optimized solution and deliver a programmable output current of 1.2 A, 2.5 A, or 4 A. Combining Channel 1 and Channel 2 in a parallel configuration can provide a single output with up to 8 A of current. Channel 3 and Channel 4 integrate both high - side and low - side MOSFETs to deliver an output current of 1.2 A. The switching frequency of the ADP5053 can be programmed or synchronized to an external clock. The ADP5053 contains a precision enable pin on each channel for easy power - up sequencing or adjustable UVLO threshold. The ADP5053 contains supervisory circuits that monitor the voltage level. The watchdog timer can generate a reset if the WDI pin is not toggled within a preset timeout period. Processor reset mode or system power on/off switch mode can be selected for manual reset functionality.

Features

AI Translation
  • Wide input voltage range: 4.5 V to 15.0 V
  • ±1.5% output accuracy over full temperature range
  • 250 kHz to 1.4 MHz adjustable switching frequency
  • Adjustable/fixed output options via factory fuse
  • Power regulation
  • Channel 3 and Channel 4: 1.2 A sync buck regulators
  • Single 8 A output (Channel 1 and Channel 2 operated in parallel)
  • Precision enable with 0.8 V accurate threshold
  • Active output discharge switch
  • FPWM or automatic PWM/PSM selection
  • Frequency synchronization input or output
  • Optional latch - off protection on OVP/OCP failure
  • Power - good flag on selected channels
  • UVLO, OCP, and TSD protection
  • Open - drain processor reset with external adjustable threshold monitoring
  • Watchdog refresh input
  • Manual reset input

Applications

AI Translation
  • Small cell base stations
  • FPGA and processor applications
  • Security and surveillance
  • Medical applications