MAX5073 Datasheet, PDF (6/25 Pages) Maxim Integrated Products – 2.2MHz, Dual-Output Buck or Boost Converter with Internal Power MOSFETs

2.2MHz, Dual-Output Buck or Boost Converter
with Internal Power MOSFETs
Typical Operating Characteristics (continued)
(V+ = VL = 5.2V, T_A = +25°C, unless otherwise noted.)
LINE-TRANSIENT RESPONSE
(BUCK CONVERTER)
MAX5073 toc10
CONVERTER 1 LOAD-TRANSIENT RESPONSE
(BUCK CONVERTER)
MAX5073 toc11
1ms/div
V_IN
5V/div
0V
V_OUT1 = 3.3V/1.5A
AC-COUPLED
200mV/div
V_OUT2 = 2.5V/0.75A
AC-COUPLED
200mV/div
CONVERTER 2 LOAD-TRANSIENT RESPONSE
(BUCK CONVERTER)
MAX5073 toc12
V_OUT1 = 3.3V
AC-COUPLED
100mV/div
V_OUT2 = 2.5V
AC-COUPLED
100mV/div
I_OUT2
500mA/div
0A
100µs/div
LOAD-TRANSIENT RESPONSE
(BOOST CONVERTER)
MAX5073 toc14
V_OUT1 = 3.3V
AC-COUPLED
200mV/div
V_OUT2 = 12V
AC-COUPLED
200mV/div
I_OUT2
50mA/div
0A
100µs/div
100µs/div
V_OUT1 = 3.3V
AC-COUPLED
200mV/div
I_OUT1
1A/div
0A
SOFT-START/SOFT-STOP
MAX5073 toc13
ENABLE
5V/div
0V
V_OUT1 = 3.3V/1A
2V/div
0V
V_OUT2 = 2.5V/0.5A
2V/div
0V
2ms/div
OUT-OF-PHASE OPERATION
MAX5073 toc15
SOURCE2
5V/div
0V
SOURCE1
5V/div
0V
INPUT RIPPLE
AC-COUPLED
20mV/div
CLKOUT
5V/div
0V
100ns/div
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