Datasheet

Maxim Integrated │ 10
www.maximintegrated.com
MAX17501 60V, 500mA, Ultra-Small, High-Efciency,
Synchronous Step-Down DC-DC Converter
Typical Operating Characteristics (continued)
(V
IN
= 24V, V
GND
= V
PGND
= 0V, C
VIN
= C
VCC
=1μF,V
EN
= 1.5V, C
SS
= 3300pF, V
FB
= 0.98 x V
OUT
, LX = unconnected, RESET =
unconnected, T
A
= T
J
= -40°C to +125°C, unless otherwise noted. Typical values are at T
A
=+25°C.AllvoltagesarereferencedtoGND,
unless otherwise noted.)
SWITCHING WAVEFORMS OF MAX17501A
AT 15mA LOAD
MAX17501 toc37
10µs/div
V
OUT
(AC)
100mV/div
I
LX
100mA/div
LX
10V/div
OUTPUT OVERLOAD PROTECTION
OF MAX17501F
MAX17501 toc38
20ms/div
V
OUT
2V/div
I
OUT
200mA/div
BODE PLOT OF MAX17501E
AT 500mA LOAD
MAX17501 toc39
f
CR
= 51kHz
PM = 55°
456789
12
BODE PLOT OF MAX17501F
AT 500mA LOAD
MAX17501 toc40
f
CR
= 49.8kHz
PM = 62°
456789
12