Datasheet

Maxim Integrated │ 3
www.maximintegrated.com
Evaluates: MAX17552 (µMAX) in 5V
Output-Voltage Application
MAX17552 5V Output Evaluation Kit
(µMAX)
EV Kit Performance Report
0
10
20
30
40
50
60
70
80
90
100
1 10 100
EFFICIENCY (%)
LOAD CURRENT (mA)
EFFICIENCY vs. LOAD CURRENT
toc1
V
IN
= 24V
V
IN
= 36V
V
IN
= 12V
PFM MODE
0
10
20
30
40
50
60
70
80
90
100
0 20 40 60 80 100
EFFICIENCY (%)
LOAD CURRENT (mA)
EFFICIENCY vs. LOAD CURRENT
toc2
V
IN
= 48V
V
IN
= 36V
V
IN
= 24V
V
IN
= 12V
V
IN
= 60V
PWM MODE
4.96
4.99
5.02
5.05
5.08
0 20 40 60 80 100
OUTPUT VOLTAGE (V)
LOAD CURRENT (mA)
OUTPUT VOLTAGE
vs. LOAD CURRENT
toc3
PFM MODE
V
IN
= 24V
V
IN
= 48V, 60V
V
IN
= 12V
V
IN
= 36V
4.984
4.986
4.988
4.99
4.992
4.994
0 20 40 60 80 100
OUTPUT VOLTAGE (V)
LOAD CURRENT (mA)
OUTPUT VOLTAGE
vs. LOAD CURRENT
toc4
V
IN
= 48V
V
IN
= 36V
V
IN
= 24V
V
IN
= 12V
V
IN
= 60V
PWM MODE
100mV/div
50mA/div
toc5
200µs/div
V
OUT
(AC)
I
OUT
LOAD TRANSIENT RESPONSE,
PFM MODE (LOAD CURRENT STEPPED
FROM 5mA to 50mA)
100mV/div
50mA/div
toc6
100µs/div
V
OUT
(AC)
I
OUT
LOAD TRANSIENT RESPONSE
PFM OR PWM MODE (LOAD CURRENT
STEPPED FROM 50mA TO 100mA)
100mV/div
50mA/div
toc7
100µs/div
V
OUT
(AC)
I
OUT
LOAD TRANSIENT RESPONSE
PWM MODE (LOAD CURRENT STEPPED
FROM NO LOAD TO 50mA)
2V/div
5V/div
toc8
1ms/div
V
EN/UVLO
V
OUT
50mA/div
5V/div
SOFT-START
I
OUT
V
RESET
toc9
BODE PLOT
f
CR
= 8.5kHz,
PHASE MARGIN = 64°
PHASE
GAIN