MAX5028EUT-T Maxim Integrated Products, MAX5028EUT-T Datasheet - Page 6

• Manufacturer Part Number: MAX5028EUT-T
• Description: DC/AC Switching Converters 500kHz 36V Step-Up DC/DC Converter
• Manufacturer: Maxim Integrated Products

500kHz, 36V Output, SOT23,
Step-Up DC-DC Converters
(V
6
CC
_______________________________________________________________________________________
= 5V, V
AC-COUPLED
AC-COUPLED
OUT
200mV/div
200mA/div
CURRENT
VOLTAGE
10mA/div
OUTPUT
5mV/div
20V/div
LX PIN
1.270
1.265
1.260
1.255
1.250
1.245
1.240
1.235
1.230
LOAD
= 30V, T
V
OUT
I
L
-40
MAX5026, V
CIRCUIT OF FIGURE 2
MAX5026, V
CIRCUIT OF FIGURE 2
HEAVY-LOAD SWITCHING WAVEFORM
FB PIN VOLTAGE vs. TEMPERATURE
-20
A
LOAD TRANSIENT RESPONSE
= +25°C, unless otherwise noted.)
V
CC
CC
WITHOUT RC FILTER
CC
= 5V
TEMPERATURE (°C)
= 5V, V
0
= 5V, V
MAX5026
1ms/div
1μs/div
V
OUT
OUT
20
CC
= 11V
= 30V, I
= 30V, I
V
CC
40
= 3V
LOAD
LOAD
MAX5025-28 toc18
MAX5025-28 toc16
60
= 0 TO 4mA.
= 4mA.
Typical Operating Characteristics (continued)
80
0mV
0mA
0V
0mA
AC-COUPLED
AC-COUPLED
AC-COUPLED
100mV/div
200mA/div
VOLTAGE
VOLTAGE
OUTPUT
1mV/div
1mV/div
20V/div
INPUT
LX PIN
V
30.4
30.2
30.0
29.8
29.6
29.4
29.2
29.0
OUT
I
L
-40
MAX5026, V
CIRCUIT OF FIGURE 2
MAX5026, V
CIRCUIT OF FIGURE 3
HEAVY-LOAD SWITCHING WAVEFORM
FB PIN VOLTAGE vs. TEMPERATURE
-20
LINE TRANSIENT RESPONSE
CC
V
CC
CC
WITH RC FILTER
= 5V TO 5.2V, V
= 5V, V
TEMPERATURE (°C)
0
= 5V
V
CC
MAX5028
2ms/div
1μs/div
= 11V
OUT
20
= 30V, I
OUT
40
LOAD
= 30V, I
V
CC
MAX5025-28 toc19
MAX5025-28 toc17
60
= 4mA.
= 3V
LOAD
= 1mA.
80
0mV
0mV
0V
0mA