Datasheet ADP2119, ADP2120 (Analog Devices) - 4
| 制造商 | Analog Devices |
| 描述 | 1.25A, 1.2MHz Synchronous Step-Down DC-to-DC Regulator |
| 页数 / 页 | 24 / 4 — ADP2119/ADP2120. Data Sheet. Parameter. Symbol. Test Conditions/Comments. … |
| 修订版 | A |
| 文件格式/大小 | PDF / 893 Kb |
| 文件语言 | 英语 |
ADP2119/ADP2120. Data Sheet. Parameter. Symbol. Test Conditions/Comments. Min. Typ. Max. Unit
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ADP2119/ADP2120 Data Sheet Parameter Symbol Test Conditions/Comments Min Typ Max Unit
EN EN Input Rising Threshold V = 2.3 V to 5.5 V 1.12 1.2 1.28 V IN EN Input Hysteresis V = 2.3 V to 5.5 V 100 mV IN EN Pull-Down Resistor 1 MΩ THERMAL Thermal Shutdown Threshold 150 °C Thermal Shutdown Hysteresis 25 °C 1 Specified by the circuit in Figure 54. 2 Specified by the circuit in Figure 58. 3 Pin-to-pin measurements. 4 Guaranteed by design. Rev. A | Page 4 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
ADP2119/ADP2120 Data Sheet Parameter Symbol Test Conditions/Comments Min Typ Max Unit
EN EN Input Rising Threshold V = 2.3 V to 5.5 V 1.12 1.2 1.28 V IN EN Input Hysteresis V = 2.3 V to 5.5 V 100 mV IN EN Pull-Down Resistor 1 MΩ THERMAL Thermal Shutdown Threshold 150 °C Thermal Shutdown Hysteresis 25 °C 1 Specified by the circuit in Figure 54. 2 Specified by the circuit in Figure 58. 3 Pin-to-pin measurements. 4 Guaranteed by design. Rev. A | Page 4 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