MAX15023_11 Datasheet, PDF (7/28 Pages) Maxim Integrated Products – Wide 4.5V to 28V Input, Dual-Output Synchronous Buck Controller

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.)
LINE-TRANSIENT RESPONSE
MAX15023 toc17
VIN
5V/div
2ms/div
VOUT1 (AC-COUPLED)
50mV/div
VOUT2 (AC-COUPLED)
100mV/div
STARTUP AND DISABLE FROM EN
MAX15023 toc18
IOUT1 = 1.2A
VEN1
5V/div
VIN
10V/div
VOUT1
500mV/div
2ms/div
VPGOOD1
5V/div
STARTUP AND DISABLE FROM EN
MAX15023 toc19
IOUT2 = 500mA
VEN2
5V/div
VIN
10V/div
2ms/div
VOUT2
2V/div
VPGOOD2
5V/div
STARTUP AND TURN-OFF FROM IN
MAX15023 toc20
EN1 = EN2 = VCC
IOUT1 = 1.2A
VIN
10V/div
VOUT1
1V/div
VPGOOD1
5V/div
4ms/div
STARTUP AND TURN-OFF FROM IN
MAX15023 toc21
IOUT2 = 500mA
STARTUP INTO PREBIASED OUTPUT
(0.5V PREBIASED)
MAX15023 toc22
VIN
10V/div
VOUT2
2V/div
0V
VOUT1
500mV/div
VPGOOD2
5V/div
4ms/div
2ms/div
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