Datasheet

MAX5038/MAX5041
Dual-Phase, Parallelable, Average Current-Mode
Controllers
_______________________________________________________________________________________ 7
100ns/div
HIGH-SIDE DRIVER (DH_)
SINK AND SOURCE CURRENT
DH_
1.6A/div
MAX5038/41 toc19
V
IN
= +12V
C
DH_
= 22nF
100ns/div
LOW-SIDE DRIVER (DL_)
SINK AND SOURCE CURRENT
DL_
1.6A/div
MAX5038/41 toc20
V
IN
= +12V
C
DL_
= 22nF
100µs/div
PLL LOCKING TIME
250kHz TO 350kHz AND
350kHz TO 250kHz
CLKOUT
5V/div
MAX5038/41 toc21
PLLCMP
200mV/div
V
IN
= +12V
NO LOAD
350kHz
250kHz
0
100µs/div
PLL LOCKING TIME
250kHz TO 500kHz AND
500kHz TO 250kHz
CLKOUT
5V/div
MAX5038/41 toc22
PLLCMP
200mV/div
0
V
IN
= +12V
NO LOAD
500kHz
250kHz
100µs/div
PLL LOCKING TIME
250kHz TO 150kHz AND
150kHz TO 250kHz
CLKOUT
5V/div
MAX5038/41 toc23
PLLCMP
200mV/div
0
V
IN
= +12V
NO LOAD
250kHz
150kHz
40ns/div
HIGH-SIDE DRIVER (DH_)
RISE TIME
MAX5038/41 toc24
V
IN
= +12V
C
DH_
= 22nF
DH_
2V/div
40ns/div
HIGH-SIDE DRIVER (DH_)
FALL TIME
MAX5038/41 toc25
DH_
2V/div
V
IN
= +12V
C
DH_
= 22nF
40ns/div
LOW-SIDE DRIVER (DL_)
RISE TIME
MAX5038/41 toc26
DL_
2V/div
V
IN
= +12V
C
DL_
= 22nF
40ns/div
LOW-SIDE DRIVER (DL_)
FALL TIME
MAX5038/41 toc27
DL_
2V/div
V
IN
= +12V
C
DL_
= 22nF
Typical Operating Characteristics (continued)
(Circuit of Figure 1, T
A
= +25°C, unless otherwise noted.)