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MaxLinear XR79115EL-F product image
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MaxLinear XR79115EL-FRoHS

Manufacturer
MPN
XR79115EL-F
LCSC Part #
C6013049
Packaging
QFN-68(12x12)
Customer #
Key Attributes
Step-down type QFN-68(12x12) DC DC Converters RoHS
Datasheetpdf iconMaxLinear XR79115EL-F
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1+$ 11.1671$ 11.17
168+$ 4.4561$ 748.62
504+$ 4.3076$ 2171.03
1,008+$ 4.2333$ 4267.17
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Products Specifications

All
TypeDescription
CategoryPower Supplies/Power Suppliers - Board Mount/DC DC Converters
ManufacturerMaxLinear
PackagingQFN-68(12x12)
FunctionStep-down type
Vin4.5V~22V
Ripple Noise-
Vout600mV~5.5V
Operating Temperature-40℃~+125℃
Quiescent Supply Current700uA
Capacitive Load(Max)140uF
Number of Outputs1
Iout15A
Output Voltage Accuracy±3.5‰
Height4mm
Frequency - Switching600kHz
FeaturesProgrammable soft start;Light load efficient mode;Programmable output voltage;Over Current Protection;Short Circuit Protection;Over-temperature protection;Under Voltage Protection;Automatic fault recovery
Conversion Efficiency96%
Length12mm
Width12mm

Introduction

AI Translation

The XR79115 is a 15A synchronous step-down Power Module for point-of load supplies. A wide 5V to 22V input voltage range allows for single supply operation from industry standard 5V, 12V, and 19.6V rails. With a proprietary emulated current mode Constant On-Time (COT) control scheme, the XR79115 provides extremely fast line and load transient response using ceramic output capacitors. It requires no loop compensation, hence simplifying circuit implementation and reducing overall component count. The control loop also provides 0.35% load and 0.1% line regulation and maintains constant operating frequency. A selectable power saving mode allows the user to operate in discontinuous mode (DCM) at light current loads, thereby significantly increasing the converter efficiency. With a 96% peak efficiency and 90% for loads as low as 100mA, the XR79115 is suitable for applications where low power losses are important. A host of protection features, including over-current, over-temperature, short-circuit and UVLO, help achieve safe operation under abnormal operating conditions. The XR79115 is available in a RoHS compliant, green / halogen free space-saving 68-pin 12×12×4mm QFN package. With integrated controller, drivers, bootstrap diode and capacitor, MOSFETs, inductor, CIN and COUT, this solution allows the smallest possible 15A POL design.

Features

AI Translation
  • Controller, drivers, bootstrap diode and capacitor, MOSFETs, inductor, CIN and COUT integrated in one package
  • 15A step down module
  • Wide 5V to 22V input voltage range
  • ≥0.6V adjustable output voltage
  • Proprietary Constant On-Time control
  • No loop compensation required
  • Stable ceramic output capacitor operation
  • Programmable 200ns to 2µs on-time
  • Constant 400kHz to 600kHz frequency
  • Selectable CCM or CCM / DCM
  • CCM / DCM for high efficiency at light-load
  • CCM for constant frequency at light-load
  • Programmable hiccup current limit with thermal compensation
  • Precision enable and Power Good flag
  • Programmable soft-start
  • 68-pin 12 x 12 x 4mm QFN package

Applications

AI Translation
  • Networking and communications
  • Fast transient Point-of-Loads
  • Industrial and medical equipment
  • Embedded high power FPGA