Datasheet

Data Sheet ADP1614
Rev. A | Page 9 of 20
2.5
5.55.04.5
4.03.5
3.0
NONSWITCHING QUIESCENT CURRENT (µA)
INPUT VOLTAGE (V)
T
A
= +125°C
T
A
= +25°C
T
A
= –40°C
580
600
620
640
660
680
700
720
740
760
780
10293-009
Figure 16. Nonswitching Quiescent Current vs. Input Voltage
2.5
5.55.04.54.03.5
3.0
SWITCHING QUIESCENT CURRENT (mA)
INPUT VOLTAGE (V)
T
A
= +125°C
T
A
= +25°C
T
A
= –40°C
2.0
4.5
4.0
3.5
3.0
2.5
f
SW
= 650kHz
10293-011
Figure 17. Switching Quiescent Current vs. Input Voltage, f
SW
= 650 kHz
2.5 5.55.04.54.03.53.0
SWITCHING QUIESCENT CURRENT (mA)
INPUT VOLTAGE (V)
T
A
= +25°C
T
A
= –40°C
3
9
8
7
6
5
4
f
SW
= 1.3MHz
T
A
= +125°C
10293-012
Figure 18. Switching Quiescent Current vs. Input Voltage, f
SW
= 1.3 MHz
EN PIN CURRENT (µA)
EN PIN VOLTAGE (V)
T
A
= +25°C
T
A
= –40°C
T
A
= +125°C
0
1
2
3
4
5
6
7
0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
10293-016
Figure 19. EN Pin Current vs. EN Pin Voltage
SS PIN CURRENT (µA)
TEMPERATURE (°C)
4.8
5.0
5.2
5.4
5.6
5.8
6.0
–40 –10 20 50 80 110
V
IN
= 5.5V
V
IN
= 3.6V
V
IN
= 2.5V
10293-017
Figure 20. SS Pin Current vs. Temperature
10293-106
TIME (4ms/DIV)
1
2
3
4
V
IN
= 3.6V
V
OUT
= 15V
I
LOAD
= 60Ω
C
SS
= 68nF
f
SW
= 1.3MHz
OUTPUT VOLTAGE (5V/DIV)
INDUCTOR CURRENT (500mA/DIV)
SWITCH VOLTAGE (10V/DIV)
EN PIN VOLTAGE (5V/DIV)
Figure 21. Startup, C
SS
= 68 nF