max5072etjt Maxim Integrated Products, Inc., max5072etjt Datasheet - Page 7

• Manufacturer Part Number: max5072etjt
• Description: Max5072 2.2mhz, Dual-output Buck Or Boost Converter With Por And Power-fail Output
• Manufacturer: Maxim Integrated Products, Inc.

(V+ = VL = 5.2V, T
LINE-TRANSIENT RESPONSE
(BUCK CONVERTER)
1ms/div
Converter with POR and Power-Fail Output
A
= +25°C, unless otherwise noted.)
_______________________________________________________________________________________
RST ACTIVE TIMEOUT PERIOD
SOFT-START/SOFT-STOP
MAX5072 toc10
40ms/div
2ms/div
V
AC-COUPLED
200mV/div
0V
V
AC-COUPLED
200mV/div
V
5V/div
OUT2
OUT1
IN
2.2MHz, Dual-Output Buck or Boost
= 2.5V/0.75A
= 3.3V/1.5A
MAX5072 toc13
MAX5072 toc15
CONVERTER 1 LOAD-TRANSIENT RESPONSE
Typical Operating Characteristics (continued)
0V
0V
0V
0V
V
ENABLE
5V/div
0V
2V/div
0V
0V
V
2V/div
OUT1
OUT2
ENABLE
5V/div
RST
5V/div
V
5V/div
V
2V/div
OUT1
OUT2
(BUCK CONVERTER)
= 3.3V/1A
= 2.5V/0.5A
100µs/div
MAX5072 toc11
LOAD-TRANSIENT RESPONSE
OUT-OF-PHASE OPERATION
V
AC-COUPLED
200mV/div
I
1A/div
0A
OUT1
OUT1
(BOOST CONVERTER)
= 3.3V
100ns/div
100µs/div
CONVERTER 2 LOAD-TRANSIENT RESPONSE
V+ = VL = 5.2V
(BUCK CONVERTER)
MAX5072 toc16
MAX5072 toc14
100µs/div
0V
0V
0V
V
AC-COUPLED
200mV/div
V
AC-COUPLED
200mV/div
I
50mA/div
0A
OUT2
OUT2
OUT1
SOURCE 2
5V/div
SOURCE 1
5V/div
INPUT RIPPLE
AC-COUPLED
20mV/div
CLKOUT
5V/div
= 12V
= 3.3V
MAX5072 toc12
V
AC-COUPLED
400mV/div
V
AC-COUPLED
100mV/div
I
500mA/div
0A
OUT2
OUT1
OUT2
7
= 3.3V
= 2.5V