LH15-10B05ER2 MORNSUN [MORNSUN Science& Technology Ltd.], LH15-10B05ER2 Datasheet - Page 3

• Manufacturer Part Number: LH15-10B05ER2
• Manufacturer: MORNSUN [MORNSUN Science& Technology Ltd.]

The copyright and authority for the interpretation of the products are reserved by MORNSUN Specifications subject to change without notice
TYPICAL EFFICIENCY CURVE
TYPICAL APPLICATIONS
PARALLEL LINES MEASURE
INPUT VOLTAGE VS LOAD
TRIM APPLICATION & TRIM CALCULATION
Application circuit for TRIM
(Part in broken line is the interior of models)
LH**-10B**ER2(Single output)
+Vo t
0 V
Tr im u p
100
V
90
80
70
60
50
40
30
20
10
R
R
r ef
0
Efficiency VS Output Load curve
1
2
*Note: When input DC, Vdc=1.414Vac-20.
10 20 30 40
Load(%)
R
L
N
3
100
80
60
48
40
20
FUSE
R
70
T
Total Output Current(% )
(Vin=230Vac)
85
NTC
Tr im
100
50 60
L
N
Input
(figure 1)
L
N
C1: 1μF (ceramic capacitor)
+Vo t
FU SE
0 V
Tr im d o wn
+Vo
-Vo
70 80 90 100
V
V
R
oltage(Vac)
R
r ef
1
2
240
C1
R
3
L
N
C2
264
AC-DC
TVS1 RL
R
+Vo
-Vo
T
Trim
LH10-10B12ER2
LH10-10B24ER2
LH15-10B05ER2
LH15-10B12ER2
LH15-10B24ER2
LH25-10B05ER2
LH25-10B12ER2
LH25-10B24ER2
25 . 4mm
12 . 7mm
C1
Formula for Trim resistor
2 5. 4 mm
TEMPERATURE VS LOAD
Note: Value for R1, R2, R3, and Vref refer to the following table.
LH**-10D**ER2(Isolate Twin Output)
C2
Resistance
90
85
80
75
70
65
60
55
50
R
C2: 10μF (electrolytic capacitor)
a: User-defined parameter, no actual meanings
C op pe r sh ee t
T
Efficiency VS Input Voltage curve
: Resistance of Trim
85
R1(KΩ)
R2(KΩ)
R3(KΩ)
Vref(V)
down:
Vot(V)
up:
Vo（V）
L
N
Lo ad
Load
R =
R =
Input Voltage(Vac)
F USE
100
T
T
120
80
60
40
20
(Full Load)
-40
（%）
R -a
R -a
aR
aR
Output voltage of Trim, variation ≤ ±10%
C o n ne ct
Os c illo gr a ph Pr ob e
2
1
NTC
2
1
3.3
3.3
2.5
5
1
-10
Temperature
-R
-R
240
L
N
(figure 2)
3
3
Vo2
Vo1
LH*ER2
+
+
-
-
a=
a=
3.83
2.5
(℃)
C1 C2
C3 C4
12
1
1
264
Vot-Vref
Vot-Vref
55
Vref
A/0-2012
Vref
TVS1
TVS2
70
LH10-10B12ER2
LH10-10B24ER2
LH15-10B05ER2
LH15-10B12ER2
LH15-10B24ER2
LH25-10B05ER2
LH25-10B12ER2
LH25-10B24ER2
RL
RL
R
R
8.66
2.5
24
1
2
1
1
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