Datasheet ADP121 (Analog Devices) - 7

Data Sheet ADP121 TYPICAL PERFORMANCE CHARACTERISTICS
VIN = 2.3 V, VOUT = 1.8 V, IOUT = 10 mA, CIN = COUT = 1 µF, TA = 25°C, unless otherwise noted.
1.804 40 VOUT = 1.8V VOUT = 1.8V 1.802 VIN = 2.3V 35 VIN = 2.3V 1.800 30 A) µ 1.798 ( 25 NT 1.796 (V) UT 20 O 1.794 V I 15 UND CURRE 1.792 LOAD = 10µA I I LOAD = 10µA LOAD = 100µA RO I I G 10 LOAD = 100µA 1.790 LOAD = 1mA I I LOAD = 1mA LOAD = 10mA I I LOAD = 10mA 1.788 LOAD = 100mA 5 I I LOAD = 100mA LOAD = 150mA ILOAD = 150mA 1.786 0 –40°C –5°C 25°C 85°C 125°C
005
–40°C –5°C 25°C 85°C 125°C
008
TJ (°C) T
06901-
J (°C)
06901- Figure 5. Output Voltage vs. Junction Temperature Figure 8. Ground Current vs. Junction Temperature
1.806 35 VOUT = 1.8V VOUT = 1.8V VIN = 2.3V VIN = 2.3V 30 1.804 TA = 25°C TA = 25°C A) 25 µ 1.802 ( NT 20 (V) 1.800 UT OV 15 UND CURRE 1.798 RO 10 G 1.796 5 1.794 0 0.001 0.01 0.1 1 10 100 1000
006
0.001 0.01 0.1 1 10 100 1000
009
ILOAD (mA) I
06901-
LOAD (mA)
06901- Figure 6. Output Voltage vs. Load Current Figure 9. Ground Current vs. Load Current
1.806 35 I V LOAD = 10µA V OUT = 1.8V OUT = 1.8V I T LOAD = 100µA T A = 25°C A = 25°C 30 1.804 ILOAD = 1mA ILOAD = 10mA ILOAD = 50mA A) 25 µ 1.802 ILOAD = 100mA ( NT 20 (V) 1.800 UT OV 15 UND CURRE 1.798 RO I 10 LOAD = 10µA G ILOAD = 100µA ILOAD = 1mA 1.796 5 ILOAD = 10mA ILOAD = 100mA ILOAD = 150mA 1.794 0 2.3 2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
007
2.3 2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
010
V V IN (V)
06901-
IN (V)
06901- Figure 7. Output Voltage vs. Input Voltage Figure 10. Ground Current vs. Input Voltage Rev. G | Page 7 of 20 Document Outline Features Applications Typical Application Circuits General Description Revision History Specifications Recommended Specifications: Input and Output Capacitors 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 PCB Layout Considerations Outline Dimensions Ordering Guide