Datasheet ADP2119, ADP2120 (Analog Devices) - 10
| Fabricante | Analog Devices |
| Descripción | 1.25A, 1.2MHz Synchronous Step-Down DC-to-DC Regulator |
| Páginas / Página | 24 / 10 — ADP2119/ADP2120. Data Sheet. VOUT. PGOOD. CH1 500mV CH2 5.00V. M400µs. A … |
| Revisión | A |
| Formato / tamaño de archivo | PDF / 893 Kb |
| Idioma del documento | Inglés |
ADP2119/ADP2120. Data Sheet. VOUT. PGOOD. CH1 500mV CH2 5.00V. M400µs. A CH3 3.60V. A CH3 3.50V. CH3 5.00V. CH4 2.00A Ω. T 30.4%. T 784.0µs
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ADP2119/ADP2120 Data Sheet T T EN EN 3 3 VOUT VOUT 1 1 PGOOD PGOOD 2 2 IL IL 4 4 CH1 500mV CH2 5.00V M400µs A CH3 3.60V
022
CH1 500mV CH2 5.00V M400µs A CH3 3.50V
025
CH3 5.00V CH4 2.00A Ω T 30.4% CH3 5.00V CH4 2.00A Ω T 784.0µs
08716- 08716- Figure 22. Soft Start with Ful Load (ADP2119, VIN = 5 V) Figure 25. Soft Start with Precharged Output (ADP2119, VIN = 5 V)
T T VOUT (AC) VOUT (AC) 1 1 IO IO 4 4 CH1 50.0mV M200µs A CH4 880mA
023
CH1 50.0mV M200µs A CH4 880mA
026
CH4 1.00A Ω T 596.0µs CH4 1.00A Ω T 596.0µs
08716- 08716- Figure 23. Load Transient (ADP2119, PFM, VIN = 5 V) Figure 26. Load Transient (ADP2119, FPWM, VIN = 5 V)
T T VOUT (AC) VOUT (AC) 1 1 IO IO 4 4 CH1 50.0mV M200µs A CH4 960mA
024
CH1 50.0mV M200µs A CH4 960mA
027
CH4 1.00A Ω T 396.0µs CH4 1.00A Ω T 396.0µs
08716- 08716- Figure 24. Load Transient (ADP2120, PFM, VIN = 5 V) Figure 27. Load Transient (ADP2120, FPWM, VIN = 5 V) Rev. A | Page 10 of 24 Document Outline Features Applications Typical Application Circuit General Description Revision History Specifications Absolute Maximum Ratings Thermal Resistance Boundary Condition ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Functional Block Diagram Theory of Operation Control Scheme PWM Mode Operation PFM Mode Operation Slope Compensation Enable/Shutdown Integrated Soft Start Tracking Oscillator and Synchronization Current Limit and Short-Circuit Protection Overvoltage Protection (OVP) Undervoltage Lockout (UVLO) Thermal Shutdown Power Good (PGOOD) Applications Information ADIsimPower Design Tool Output Voltage Selection Inductor Selection Output Capacitor Selection Input Capacitor Selection Voltage Tracking Typical Application Circuits Outline Dimensions Ordering Guide
022
CH1 500mV CH2 5.00V M400µs A CH3 3.50V
025
CH3 5.00V CH4 2.00A Ω T 30.4% CH3 5.00V CH4 2.00A Ω T 784.0µs
08716- 08716- Figure 22. Soft Start with Ful Load (ADP2119, VIN = 5 V) Figure 25. Soft Start with Precharged Output (ADP2119, VIN = 5 V)
T T VOUT (AC) VOUT (AC) 1 1 IO IO 4 4 CH1 50.0mV M200µs A CH4 880mA
023
CH1 50.0mV M200µs A CH4 880mA
026
CH4 1.00A Ω T 596.0µs CH4 1.00A Ω T 596.0µs
08716- 08716- Figure 23. Load Transient (ADP2119, PFM, VIN = 5 V) Figure 26. Load Transient (ADP2119, FPWM, VIN = 5 V)
T T VOUT (AC) VOUT (AC) 1 1 IO IO 4 4 CH1 50.0mV M200µs A CH4 960mA
024
CH1 50.0mV M200µs A CH4 960mA
027
CH4 1.00A Ω T 396.0µs CH4 1.00A Ω T 396.0µs
08716- 08716- Figure 24. Load Transient (ADP2120, PFM, VIN = 5 V) Figure 27. Load Transient (ADP2120, FPWM, VIN = 5 V) Rev. A | Page 10 of 24 Document Outline Features Applications Typical Application Circuit General Description Revision History Specifications Absolute Maximum Ratings Thermal Resistance Boundary Condition ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Functional Block Diagram Theory of Operation Control Scheme PWM Mode Operation PFM Mode Operation Slope Compensation Enable/Shutdown Integrated Soft Start Tracking Oscillator and Synchronization Current Limit and Short-Circuit Protection Overvoltage Protection (OVP) Undervoltage Lockout (UVLO) Thermal Shutdown Power Good (PGOOD) Applications Information ADIsimPower Design Tool Output Voltage Selection Inductor Selection Output Capacitor Selection Input Capacitor Selection Voltage Tracking Typical Application Circuits Outline Dimensions Ordering Guide