Data Sheet
100VAC Input/15VDC (170mA) Output
Non-Isolated AC/DC Converter
BP5037B15
Absolute Maximum Ratings
Parameter
Input voltage
Output current
ESD endurance
Operating temperature range
Storage temperature range
Maximum surface temperature
Symbol
Vi
Iomax
Vsurge
Topr
Tstg
Tcmax
Limits
170
200
2
−25
to
+80
−25
to
+105
105
Unit
V
mApk
kV
°C
°C
°C
Dimensions (Unit :
mm
)
28.2MAX.
9.0MAX.
Mark Side
1
3
5
0 . 5
±0
. 1
7
7.62
1 . 3
±0
. 2
(2.54½9)=22.86 TYP.
10
0 . 2 5
±0
. 0 5
5.08
3.3MAX
5.05MAX.
3.95MAX.
16.8MAX.
Electrical Characteristics
Parameter
Symbol Min.
Input voltage range
113
Vi
Output voltage
13.9
Vo
Output current
0
Io
Line regulation
−
Vr
Load regulation
−
Vl
Output ripple voltage
−
Vp
Power conversion efficiency
70
η
Typ.
141
15.0
−
0.05
0.07
0.05
78
Max.
170
16.1
170
0.15
0.20
0.15
−
Unit
V
V
mA
V
V
Vp-p
%
Conditions
DC(80 to 120VAC)
Vi=141V, Io=100mA
Vi=141V
∗1
Vi=113 to 170V, Io=100mA
Vi=141V, Io=0 to 100mA
Vi=141V, Io=100mA
∗2
Vi=141V, Io=170mA
Derating Curve
200
Output Current Io(mA)
160
120
80
40
0
-30 -20 -10 0 10 20 30 40 50 60 70 80 90
Ambient Temperature Ta(
°C
)
Operation Range
Derating Curve
∗1
Maximum output current varies depending on ambient temperature ; please refer to derating curve.
∗2
Spike noise is not included in output ripple voltage.
Switching Frequency
Switching Frequency
Switching Frequency fsw (kHz)
70
60
50
40
30
20
10
0
0
20 40 60 80 100 120 140 160 180
Output Current Io(mA)
Application Circuit
BP5037B15
Please note that pin No.10
side is input.
Pin No.
1
2
3
4
5
6
7
8
9
10
Function
Output terminal Vo(15V)
Not used
Chalk coil connect
Not used
Chalk coil connect
Not used
COMMON
Not used
Not used
Input terminal Vi(141VDC)
10
R1
D1
1SR35−400 10Ω1/4W
ZNR
+
7
5
3
1
Output
+15V
FUSE
1A
C2
0.1µF
L1
1mH
+
−
Conversion Efficiency
Conversion Efficiency
(Ta=25
°C
, Vi=141V)
100
90
80
70
60
50
40
30
20
10
0
0 20 40 60 80 100 120 140 160 180 200
Output Current Io(mA)
Conversion Efficiency (%)
220V
−
C1
22µF/200V
C3
330µF/25V
Be sure to use fuse for safety.
Please verify operation and characteristics in the customer's circuit before actual usage.
Ensure that the load current does not exceed the maximum rating.
External Component Specifications
FUSE: FUSE
C1: Input capacitor
C2: Noise reduction capacitor
Use a quick-acting fuse of 1A
Above 200V, 22 to 100µF
Ripple current 0.13Arms or above.
Above 200V, 0.1 to 0.22µF
Use a film or ceramic capacitor.
Evaluate under actual conditions.
Above 25V, 100 to 470µF low impedance
ESR : 0.25Ω Max.
Ripple current 0.4Arms or above.
Capacitor impedance affects the output ripple voltage.
Inductance : 1mH Rating current : 420mA above
Choose components that do not easily get magnetically saturated at
high temperature.
Use a rectifying diode with a peak reverse voltage of 400V or higher,
an average rectification current of 0.5A or larger and a peak surge
current of 20A or larger.
Full-wave rectification can be used.
10 to 22Ω 1/4W
The optimum value can be determined through actual testing.
Use a varistor to protect against lightning surges and static electricity.
Load Regulation
Load Regulation
(Ta=25
°C
, Vi=141V)
18
16
14
12
10
8
6
4
2
0
0 20 40 60 80 100 120 160 180 200 220
Output Current Io(mA)
Output Voltage Vo(V)
C3: Output capacitor
L1: Power inductor
D1: Rectifier diode
Surface Temperature Increase
Temperature Rising
∆T(°C)
4±1.0
30
25
20
15
10
5
0
0
Surface Temperature Increase
(Ta=25°C, Vi=141V)
R1: Noise reduction resistor
ZNR: Varistor
50
100
150
Output Current Io(mA)
200
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