Rohm BP5037B15 Non-isolated ac/dc converter Datasheet

Data Sheet
100VAC Input/15VDC (170mA) Output
Non-Isolated AC/DC Converter
BP5037B15
Absolute Maximum Ratings
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
−
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
Unit
V
V
mA
V
V
Vp-p
%
∗1 Maximum output current varies depending on ambient temperature ; please refer to derating curve.
∗2 Spike noise is not included in output ripple voltage.
Please note that pin No.10
side is input.
10
R1
D1
1SR35−400 10Ω1/4W
ZNR
+
220V −
C1
22µF/200V
7
5
3
1
FUSE
1A
C2
0.1µF
L1
1mH
Output
+15V
+
−
C3
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)
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.
FUSE: FUSE
Use a quick-acting fuse of 1A
C1: Input capacitor
Above 200V, 22 to 100µF
Ripple current 0.13Arms or above.
C2: Noise reduction capacitor
Above 200V, 0.1 to 0.22µF
Use a film or ceramic capacitor.
Evaluate under actual conditions.
C3: Output capacitor
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.
5
0 . 5 ±0 . 1
7
10
7.62
0 . 2 5 ±0 . 0 5
1 . 3 ±0 . 2
5.05MAX.
3.95MAX.
(2.54�9)=22.86 TYP.
Derating Curve
Derating Curve
200
160
120
Operation Range
80
40
0
-30 -20 -10 0 10 20 30 40 50 60 70 80 90
Ambient Temperature Ta(°C)
Switching Frequency
70
60
50
40
30
20
10
0
0
20 40 60 80 100 120 140 160 180
Output Current Io(mA)
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)
R1: Noise reduction resistor
10 to 22Ω 1/4W
The optimum value can be determined through actual testing.
ZNR: Varistor
Use a varistor to protect against lightning surges and static electricity.
1/1
Output Voltage Vo(V)
Load Regulation
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.
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Mark Side
16.8MAX.
4±1.0
3.3MAX
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)
Surface Temperature Increase
Temperature Rising ∆T(°C)
D1: Rectifier diode
3
5.08
External Component Specifications
L1: Power inductor
1
Switching Frequency
Application Circuit
BP5037B15
9.0MAX.
28.2MAX.
Output Current Io(mA)
Unit
V
mApk
kV
°C
°C
°C
Limits
170
200
2
−25 to +80
−25 to +105
105
Switching Frequency fsw (kHz)
Symbol
Vi
Iomax
Vsurge
Topr
Tstg
Tcmax
Conversion Efficiency (%)
Parameter
Input voltage
Output current
ESD endurance
Operating temperature range
Storage temperature range
Maximum surface temperature
Dimensions (Unit : mm)
Surface Temperature Increase
(Ta=25°C, Vi=141V)
30
25
20
15
10
5
0
0
50
100
150
Output Current Io(mA)
200
2010.01 - Rev.A
Notice
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R1010A
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