Datasheet

MaximIntegrated │ 3
MAX15062B Evaluation Kit Evaluates: MAX15062B
www.maximintegrated.com
Table 2. Mode Control (JU3)
Active-Low Open-Drain Reset Output (RESET)
TheEVkitprovidesaPCBpadtomonitorthestatusof
the RESET output. RESETgoeshighwhenVOUTrises
above 95% (typ) of its nominal regulated output volt-
age. When VOUT falls below 92% (typ) of its nominal
regulated voltage, RESET is pulled low.
PFM or Forced-PWM Mode (MODE)
TheEVkitincludesajumper(JU3)toprogramthemode
ofoperationoftheconverter.InstallashuntacrossJU3
beforepoweringuptheEVkittoenabletheforced-PWM
operation.KeepJU3opentoenablethelight-loadPFM
operation.SeeTable2forproperJU3configuration.
*Default position.
EV Kit Performance Report
SHUNT
POSITION
MODE PIN
MODE OF
OPERATION
1-2
Connectedto
GND
ForcedPWM
Open* Unconnected PFM
EFFICIENCY vs. LOAD CURRENT
MAX15062B EV toc01
LOAD CURRENT (mA)
EFFICIENCY (%)
10
40
50
60
70
80
90
100
30
1 100
V
IN
= 48V
V
IN
= 36V
V
IN
= 24V
V
IN
= 12V
PFM MODE
EFFICIENCY vs. LOAD CURRENT
MAX15062B EV toc02
LOAD CURRENT (mA)
EFFICIENCY (%)
25020015010050
10
20
30
40
50
60
70
80
90
100
0
0 300
V
IN
= 48V
V
IN
= 36V
V
IN
= 24V
V
IN
= 12V
PWM MODE
OUTPUT VOLTAGE vs. LOAD CURRENT
MAX15062B EV toc03
LOAD CURRENT (mA)
OUTPUT VOLTAGE (V)
25020015010050
5.00
5.02
5.04
5.06
5.08
5.10
4.98
0 300
PFM MODE
V
IN
= 24V
V
IN
= 12V, 36V, 48V
OUTPUT VOLTAGE
vs. LOAD CURRENT
MAX15062B EV toc04
LOAD CURRENT (mA)
OUTPUT VOLTAGE (V)
25020015010050
4.998
4.999
5.000
5.001
5.002
5.003
4.997
0 300
PWM MODE
V
IN
= 48V
V
IN
= 24V
V
IN
= 36V
V
IN
= 12V
LOAD TRANSIENT RESPONSE—
PFM MODE (LOAD CURRENT
STEPPED FROM 5mA TO 150mA)
MAX15062B EV toc05
V
OUT
(AC)
100mV/div
I
OUT
100mA/div
100µs/div