Datasheet ADP7105 (Analog Devices) - 10

ADP7105 Data Sheet 1.85 900 LOAD = 100µA LOAD = 100µA LOAD = 1mA LOAD = 1mA LOAD = 10mA 800 LOAD = 10mA LOAD = 100mA LOAD = 100mA 1.83 LOAD = 300mA LOAD = 300mA LOAD = 500mA 700 A) µ ( 600 1.81 NT (V) 500 UT OV 400 1.79 UND CURRE 300 RO G 1.77 200 100 1.75 0 –40 –5 25 85 125 –40 –5 25 85 125
021 126
TJ (°C)
1641-
T
1
J (°C)
1641- 1 Figure 23. Output Voltage vs. Junction Temperature, VOUT = 1.8 V Figure 26. Ground Current vs. Junction Temperature, VOUT = 1.8 V
1.85 700 600 1.83 A) 500 µ ( 1.81 NT 400 (V) UT OV 1.79 300 UND CURRE RO 200 G 1.77 100 1.75 0 0.1 1 10 100 1000
022
0.1 1 10 100 1000
127
ILOAD (mA)
1641- 1
ILOAD (mA)
1641- 1 Figure 24. Output Voltage vs. Load Current, VOUT = 1.8 V Figure 27. Ground Current vs. Load Current, VOUT = 1.8 V
1.85 1200 LOAD = 100µA LOAD = 100µA LOAD = 1mA LOAD = 1mA LOAD = 10mA LOAD = 10mA LOAD = 100mA 1000 LOAD = 100mA 1.83 LOAD = 300mA LOAD = 300mA LOAD = 500mA LOAD = 500mA A) µ ( 800 1.81 NT (V) UT 600 OV 1.79 UND CURRE 400 RO G 1.77 200 1.75 0 2 4 6 8 10 12 14 16 18 20 2 4 6 8 10 12 14 16 18 20
023 024
VIN (V)
1641-
V
1
IN (V)
1641- 1 Figure 25. Output Voltage vs. Input Voltage, V Figure 28. Ground Current vs. Input Voltage, V OUT = 1.8 V OUT = 1.8 V Rev. C | Page 10 of 26 Document Outline Features Applications Typical Application Circuits General Description Table of Contents Revision History Specifications Input and Output Capacitor, 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 Programmable Undervoltage Lockout (UVLO) Soft Start Function Power-Good Feature Noise Reduction of the Adjustable ADP7105 Current-Limit and Thermal Overload Protection Thermal Considerations Printed Circuit Board Layout Considerations Outline Dimensions Ordering Guide