Datasheet

ADP2125
Rev. A | Page 9 of 16
1
2
3
INDUCTOR CURRENT (200mA/DIV)
EXTCLK (5V/DIV)
TIME (20µs/DIV)
OUTPUT VOLTAGE (500mV/DIV)
V
IN
= 3.6V
V
OUT
= 1.26V
NO LOAD
08774-116
Figure 16. Startup, No Load
1
2
3
INDUCTOR CURRENT (200mA/DIV)
EXTCLK (5V/DIV)
TIME (20µs/DIV)
OUTPUT VOLTAGE (500mV/DIV)
V
IN
= 3.6V
V
OUT
= 1.26V
R
LOAD
= 3.6Ω
08774-117
Figure 17. Startup, R
LOAD
= 3.6 Ω
1
2
INDUCTOR CURRENT (1A/DIV)
TIME (200µs/DIV)
OUTPUT VOLTAGE (200mV/DIV)
08774-118
Figure 18. Output Short-Circuit Response
1
2
3
TIME (100ns/DIV)
OUTPUT VOLTAGE (10mV/DIV)
1.26V OFFSET
INDUCTOR CURRENT (200mA/DIV)
SWITCH PIN VOLTAGE (5V/DIV)
08774-119
V
IN
= 3.6V
Figure 19. Standard Operation