Datasheet ADP1762 (Analog Devices) - 8

ADP1762 Data Sheet 200 12 VIN = 1.5V 180 VIN = 1.7V VIN = 1.9V 160 VIN = 1.6V 10 VIN = 1.8V A) V 140 IN = 1.98V A) (µ NT (m 8 120 NT 100 CURRE RRE 6 N 80 CU W 60 DO UND 4 RO HUT 40 S G 20 2 NO LOAD ILOAD = 10mA 0 ILOAD = 100mA ILOAD = 500mA ILOAD = 1A ILOAD = 2A –20
0
0 –50 –25 0 25 50 75 100 125 150
-01
1.1 1.2 1.3 1.4 1.5 1.6
012 22 2-
JUNCTION TEMPERATURE (°C)
129
INPUT VOLTAGE (V)
1292 Figure 10. Shutdown Current vs. Junction Temperature at Figure 13. Ground Current vs. Input Voltage (in Dropout), VOUT = 1.3 V Various Input Voltages (VIN)
70 3A/µs SLEW RATE 60 ) 50 I (mV LOAD E 2 G 40 TA OL V 30 V UT OUT O 1 P 20 DRO 10 0
114
0.1 1 10 CH1 50.0mV BW CH2 1.00A M4.00µs A CH2 640mA
2- -111 22
T 18.70% LOAD CURRENT (A)
1292 129 Figure 11. Dropout Voltage vs. Load Current, VOUT = 1.3 V Figure 14. Load Transient Response, COUT = 10 μF, VIN = 1.7 V, VOUT = 1.3V
1.35 ILOAD = 100mA I 3A/µs SLEW RATE LOAD = 1A ILOAD = 1.5A I 1.30 LOAD = 2A ) I (V LOAD E 2 1.25 LTAG O V T U V 1.20 IN P 1 T OU 1.15 1.101.2 1.3 1.4 1.5
-115 -112
CH1 50.0mV CH2 1.00A M4.00µs A CH2 640mA
2
T 19.00%
922
INPUT VOLTAGE (V)
92 12 12 Figure 12. Output Voltage vs. Input Voltage (in Dropout), VOUT = 1.3 V Figure 15. Load Transient Response, COUT = 47 μF, VIN = 1.7 V, VOUT = 1.3 V Rev. C | Page 8 of 18 Document Outline Features Applications General Description Typical Application Circuits Revision History Specifications Input and Output Capacitor: Recommended Specifications Absolute Maximum Ratings Thermal Data Thermal Resistance/Parameter ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Theory of Operation Soft Start Function Adjustable Output Voltage Enable Feature Power-Good (PG) Feature Applications Information Capacitor Selection Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties Undervoltage Lockout Current-Limit and Thermal Overload Protection Thermal Considerations PCB Layout Considerations Outline Dimensions Ordering Guide