Datasheet ADP122, ADP123 (Analog Devices) - 10

ADP122/ADP123 Data Sheet IOUT VIN 1mA TO 300mA LOAD STEP 1 4V TO 4.5V VOLTAGE STEP 2 VOUT 2 VOUT 1 VIN = 3.7V
023
VOUT = 3.3V
025 08399- 08399-
CH1 200mA Ω B CH2 20.0mV B M 40.0µs A CH1 196mA CH1 1.00V B CH2 2.00mV B M 10.0µs A CH3 2.04V W W W W T 10.40% T 9.600%
Figure 27. Load Transient Response, COUT = 4.7 μF Figure 29. Line Transient Response, Load Current = 300 mA
VIN 4V TO 4.5V VOLTAGE STEP 2 VOUT 1
024 08399-
CH1 1.00V Ω B CH2 2.00mV B M 10.0µs A CH3 2.04V W W T 10.00%
Figure 28. Line Transient Response, Load Current = 1 mA Rev. E | Page 10 of 24 Document Outline Features Applications General Description Typical Application Circuits Revision History Specifications Recommended Specifications Absolute Maximum Ratings Thermal Data Thermal Resistance ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Theory of Operation Applications Information Capacitor Selection Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties Undervoltage Lockout Enable Feature Current Limit and Thermal Overload Protection Thermal Considerations Junction Temperature Calculations For TSOT Package Junction Temperature Calculations For LFCSP Package Printed Circuit Board Layout Considerations Outline Dimensions Ordering Guide