MAX15023ETG-T Datasheet, PDF (8/28 Pages) Maxim Integrated Products – Wide 4.5V to 28V Input, Dual-Output Synchronous Buck Controller

MAX15023
Wide 4.5V to 28V Input, Dual-Output
Synchronous Buck Controller
Typical Operating Characteristics (continued)
(Supply = IN = 12V, unless otherwise noted. See Typical Application Circuit of Figure 6.)
STARTUP INTO PREBIASED OUTPUT
(1V PREBIASED)
MAX15023 toc23
STARTUP INTO PREBIASED OUTPUT
(1.5V PREBIASED)
MAX15023 toc24
VOUT1
500mV/div
0V
0V
VOUT1
500mV/div
2ms/div
DH_ AND DL_ DISOVERLAP
MAX15023 toc25
IOUT1 = 5A
VDH1
10V/div
VDL1
5V/div
VLX1
10V/div
20ns/div
2ms/div
DH_ AND DL_ DISOVERLAP
MAX15023 toc26
IOUT1 = 5A
VDH1
10V/div
VDL1
5V/div
20ns/div
VLX1
10V/div
OUT-OF-PHASE SWITCHING FORMS
MAX15023 toc27
IOUT1 = 5A
IOUT2 = 2.5A
1µs/div
VLX1
10V/div
ILX1
5A/div
VLX2
10V/div
ILX2
2A/div
8
SINK CURRENT-LIMIT WAVEFORMS
MAX15023 toc28
1.5V PREBIASED
VOUT1
200mV/div
VLX1
20V/div
ILX1
2A/div
100µs/div
Maxim Integrated