Rainbow Electronics MAX15046B - Manual (Page 7)

40V, High-Performance, Synchronous
Buck Controller
MAX15046
_______________________________________________________________________________________ 7
Typical Operating Characteristics (continued)
(V IN = 24V, T A = +25NC, unless otherwise noted.)
STARTUP WITH PREBIASED
OUTPUT (0.5V)
MAX15046 toc15d
V OUT
2V/div
PGOOD
5V/div
V IN
10V/div
24V
0.5V
4ms/div
V
OUT
= 3.3V
STARTUP WITH PREBIASED
OUTPUT (2V)
MAX15046 toc15c
V OUT
2V/div
PGOOD
5V/div
IN
10V/div
24V
2V
4ms/div
V OUT = 3.3V
SINK CURRENT-LIMIT WAVEFORMS
(5V PREBIASED)
MAX15046 toc16
V LX
50V/div
I LX
5A/div
V OUT
500mV/div
200Fs/div
LINE-TRANSIENT RESPONSE
MAX15046 toc19
V IN
200mV/div
5V
24V
V OUT
(AC-COUPLED)
200mV/div
10ms/div
OUTPUT SHORT-CIRCUIT BEHAVIOUR
MONITOR
OUTPUT VOLTAGE AND CURRENT
MAX15046 toc18
V
OUT
200mV/div
I OUT
10A/div
10ms/div
DH_ AND DL_ DISOVERLAP
MAX15046 toc17b
V
DL
5V/div
V LX
20V/div
V
DH
20V/div
40ns/div
DH_ AND DL_ DISOVERLAP
MAX15046 toc17a
V
DL
5V/div
V LX
20V/div
V
DH
20V/div
40ns/div