Datasheet

1A, 76V, High-Efficiency MAXPower
Step-Down DC-DC Converter
Typical Operating Characteristics (continued)
(V
IN
= 12V, V
ON/OFF
= 12V, T
A
= -40°C to +125°C, unless otherwise noted. Typical values are at T
A
= +25°C. See the Typical
Application Circuit
, if applicable.)
OUTPUT VOLTAGE
vs. INPUT VOLTAGE
MAX5035 toc16
V
IN
(V)
V
OUT
(V)
12963
3
6
9
12
15
0
015
I
OUT
= 0
I
OUT
= 0.3A
I
OUT
= 1A
MAX5035DASA
V
OUT
= 12V
V
ON
/
OFF
= V
IN
MAX5035DASA
LOAD-TRANSIENT RESPONSE
MAX5035 toc17
400µs/div
B
A
A: V
OUT
, 200mV/div, AC-COUPLED
B: I
OUT
, 500mA/div, 0.1A TO 1A
V
OUT
= 5V
MAX5035DASA
LOAD-TRANSIENT RESPONSE
MAX5035 toc18
400µs/div
B
A
A: V
OUT
, 200mV/div, AC-COUPLED
B: I
OUT
, 500mA/div, 0.5A TO 1A
V
OUT
= 5V
MAX5035DASA
LOAD-TRANSIENT RESPONSE
MAX5035 toc19
400µs/div
B
A
A: V
OUT
, 200mV/div, AC-COUPLED
B: I
OUT
, 500mA/div, 0.1A TO 0.5A
V
OUT
= 5V
MAX5035DASA LX WAVEFORMS
MAX5035 toc20
4µs/div
B
0
A
0
A: SWITCH VOLTAGE (LX PIN), 20V/div (V
IN
= 48V)
B: INDUCTOR CURRENT, 500mA/div (I
OUT
= 1A)
MAX5035DASA LX WAVEFORMS
MAX5035 toc21
4µs/div
B
0
A
0
A: SWITCH VOLTAGE (LX PIN), 20V/div (V
IN
= 48V)
B: INDUCTOR CURRENT, 200mA/div (I
OUT
= 100mA)
MAX5035
Maxim Integrated
7