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© 2019 ROHM Co., Ltd.
No. 61UG024E Rev.002
Jul. 2021
User’s Guide
BM2P141X-EVK-001
Operation Procedure
1. Operation Equipment
(1) AC Power supply 90 Vac
～
264 Vac, over 20W
(2) Electronic Load capacity 0.715 A
(3) Multi meter
2. Connect method
(1) AC power supply presetting range 90~264 Vac, Output switch is off.
(2) Load setting under 0.715 A. Load switch is off.
(3) AC power supply N terminal connect to the board AC (N) of CN1, and L terminal connect to AC(L).
(4) Load + terminal connect to VOUT, GND terminal connect to GND terminal
(5) AC power meter connect between AC power supply and board.
(6) Output test equipment connects to output terminal
(7) AC power supply switch ON.
(8) Check that output voltage is 14 V.
(9) Electronic load switch ON
(10) Check output voltage drop by load connect wire resistance
Figure 2. Connection Circuit
Deleting
Maximum Output Power Po of this reference board is 10.0 W. The derating curve is shown on the right. If ambient temperature
is over 40°C, Please adjust load continuous time by over 105 °C of any parts surface temperature.
Figure 3. Temperature Deleting curve
0
2
4
6
8
10
12
-25
0
25
50
75
100
Out
p
ut
P
o
w
er
P
o
[W]
Ambient Temparature Ta [℃]
AC
Power
Supply
DC Multi Meter
V
Electronics
Load
Power
Meter
CN1 : from the top ①:AC (L), ②:AC (N)
