Datasheet ADP7142 (Analog Devices) - 8

ADP7142 Data Sheet 3.5 1000 VIN = 2.7V LOAD = 5mA V LOAD = 10mA IN = 3V 900 3.0 V LOAD = 50mA IN = 5V V LOAD = 100mA IN = 6V 800 A) V ) LOAD = 150mA 2.5 IN = 10V (µ V A 700 LOAD = 200mA T IN = 40V (µ N NT RE 600 2.0 RE UR C 500 N CUR 1.5 W D 400 O D UN O UT 1.0 R 300 H G S 200 0.5 100 0 0
3
–50 –25 0 25 50 75 100 125
010
4.8 5.0 5.2 5.4 5.6
01 8-
TEMPERATURE (°C) V
11848-
IN (V)
1184 Figure 12. Shutdown Current vs. Temperature at Various Input Voltages (VIN) Figure 15. Ground Current vs. Input Voltage (VIN) in Dropout, VOUT = 5 V
250 3.35 LOAD = 100µA LOAD = 1mA LOAD = 10mA 200 3.33 LOAD = 50mA LOAD = 100mA LOAD = 200mA ) 150 3.31 (mV ) T V U ( T O P OUV 100 3.29 DRO 50 3.27 0 3.25
1
1 10 100 1000
01
–40 –5 25 85 125
014 8-
I
48-
LOAD (mA) JUNCTION TEMPERATURE (°C)
118 1184 Figure 13. Dropout Voltage vs. Load Current (ILOAD), VOUT = 5 V Figure 16. Output Voltage (VOUT) vs. Junction Temperature, VOUT = 3.3 V
5.05 3.35 5.00 3.33 4.95 4.90 ) ) 3.31 V 4.85 V ( ( T T OU OU V 4.80 V 3.29 4.75 LOAD = 5mA LOAD = 10mA 4.70 LOAD = 50mA 3.27 LOAD = 100mA 4.65 LOAD = 150mA LOAD = 200mA 4.60 3.25 4.8 5.0 5.2 5.4 5.6
5 -012
0.1 1 10 100 1000
01
V
48-
IN (V) I
11848
LOAD (mA)
118 Figure 14. Output Voltage (VOUT) vs. Input Voltage (VIN) in Dropout, VOUT = 5 V Figure 17. Output Voltage (VOUT) vs. Load Current (ILOAD), VOUT = 3.3 V Rev. H | Page 8 of 23 Document Outline Features Applications Typical Application Circuits General Description Revision History Specifications Input and Output Capacitance, Recommended Specifications Absolute Maximum Ratings Thermal Data Thermal Resistance ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Theory of Operation Applications Information ADIsimPower Design Tool Capacitor Selection Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties Programable Precision Enable Soft Start Noise Reduction of the ADP7142 in Adjustable Mode Effect of Noise Reduction on Start-Up Time Current-Limit and Thermal Overload Protection Thermal Considerations Printed Circuit Board Layout Considerations Outline Dimensions Ordering Guide