Rainbow Electronics MAX1708 - Manual (Page 7)

MAX1708
High-Frequency, High-Power, Low-Noise,
Step-Up DC-DC Converter
_______________________________________________________________________________________ 7
Typical Operating Characteristics (continued)
(Circuit of Figure 1, T A = +25°C, unless otherwise noted.)
40 µs/div
LOAD TRANSIENT RESPONSE
I OUT
1A/div
V OUT
AC-COUPLED
50mV/div
4A
5V
2A
1A
2A
0
0
0
I SW
2A/div
MAX1708 toc13
2ms/div
STARTUP WITHOUT SOFT-START
(C SS = 0)
V OUT
2V/div
I
IN
1A/div
5V
2A
1A
0
4V
0
2V
V
ONA
5V/div
MAX1708 toc14
R L = 5 Ω
2ms/div
STARTUP WITH SOFT-START
(C SS = 0.01 µF)
V OUT
2V/div
I IN
1A/div
5V
1A
0
2A
4V
2V
0
0
V ONA
5V/div
MAX1708 toc15
R L = 5 Ω
2ms/div
STARTUP WITH SOFT-START
(C SS = 0.1 µF)
V OUT
2V/div
I IN
1A/div
5V
1A
0
4V
2V
0
0
V ONA
5V/div
MAX1708 toc16
R L = 5 Ω