Datasheet

OUTPUT
VOLTAGE
LOAD
CURRENT
100mV/div,
AC
2A/div
TIME (10µs)
V
IN
= 15V, 3.3V/3A CIRCUIT
LOAD-TRANSIENT RESPONSE
MAX1652-16
OUTPUT
VOLTAGE
LX
VOLTAGE
10mV/div,
AC
5V/div
TIME (5µs)
V
IN
= 5.1V, NO LOAD, 3.3V/3A CIRCUIT,
SET TO 5V OUTPUT (FB = VL)
DROPOUT WAVEFORMS
MAX1652-15
MAX1652–MAX1655
High-Efficiency, PWM, Step-Down
DC-DC Controllers in 16-Pin QSOP
8 _______________________________________________________________________________________
OUTPUT
VOLTAGE
LX
VOLTAGE
10mV/div,
AC
5V/div
TIME (1µs)
V
IN
= 6V, 3.3V/3A CIRCUIT
PULSE-WIDTH-MODULATION
MODE WAVEFORMS
MAX1652-13
OUTPUT
VOLTAGE
LX
VOLTAGE
50mV/div,
AC
5V/div
TIME (2.5µs)
I
LOAD
= 300mA, V
IN
= 10V, 3.3V/3A CIRCUIT
IDLE-MODE WAVEFORMS
MAX1652-14
Typical Operating Characteristics (continued)
(Circuit of Figure 1, SKIP = GND, T
A
= +25°C, unless otherwise noted.)
0
0.01 1010.1
DROPOUT VOLTAGE vs.
LOAD CURRENT (3.3V/3A CIRCUIT)
100
300
400
200
500
MAX1652 toc09
LOAD CURRENT (A)
DROPOUT VOLTAGE (mV)
OUTPUT SET FOR 5V (FB = V
L
)
V
OUT
> 4.85V
f = 150kHz
f = 300kHz