Datasheet ADP2380 (Analog Devices) - 4

HerstellerAnalog Devices
Beschreibung20 V, 4 A synchronous Step-Down Regulator with Low-Side Driver
Seiten / Seite28 / 4 — ADP2380. Data Sheet. Parameter. Symbol. Test Conditions/Comments. Min. …
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DokumentenspracheEnglisch

ADP2380. Data Sheet. Parameter. Symbol. Test Conditions/Comments. Min. Typ. Max. Unit

ADP2380 Data Sheet Parameter Symbol Test Conditions/Comments Min Typ Max Unit

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ADP2380 Data Sheet Parameter Symbol Test Conditions/Comments Min Typ Max Unit
POWER GOOD (PGOOD) PGOOD Range FB rising threshold 95 % FB falling threshold 90 % PGOOD Deglitch Time PGOOD from low to high 1024 Clock cycles PGOOD from high to low 16 Clock cycles PGOOD Leakage Current VPGOOD = 5 V 0.01 0.1 µA PGOOD Output Low Voltage IPGOOD = 1 mA 125 185 mV UVLO Rising Threshold 1.2 1.24 V Falling Threshold 1.06 1.1 V THERMAL Thermal Shutdown Threshold 150 °C Thermal Shutdown Hysteresis 25 °C 1 Pin-to-pin measurement. 2 Guaranteed by design. Rev. 0 | Page 4 of 28 Document Outline Features Applications Typical Applications Circuit General Description Revision History Specifications Absolute Maximum Ratings Thermal Information ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Functional Block Diagram Theory of Operation Control Scheme Internal Regulator (VREG) Bootstrap Circuitry Low-Side Driver Oscillator Synchronization Enable and Soft Start Power Good Peak Current-Limit and Short-Circuit Protection Overvoltage Protection (OVP) Undervoltage Lockout (UVLO) Thermal Shutdown Applications Information Input Capacitor Selection Output Voltage Setting Voltage Conversion Limitations Inductor Selection Output Capacitor Selection Low-Side Power Device Selection Programming Input Voltage UVLO Compensation Design Compensation Network Between COMP and GND Compensation Network Between COMP and FB ADIsimPower Design Tool Design Example Output Voltage Setting Frequency Setting Inductor Selection Output Capacitor Selection Low-Side MOSFET Selection Compensation Components Soft Start Time Program Input Capacitor Selection Recommended External Components Circuit Board Layout Recommendations Typical Applications Circuits Outline Dimensions Ordering Guide