Data Sheet
100VAC Input/20VDC (80mA) Output
Non-Isolated AC/DC Converter
BP5034B20
Absolute Maximum Ratings
Parameter
Input voltage
Output current
ESD endurance
Operating temperature range
Storage temperature range
Symbol
Vi
Io
Vsurge
Topr
Tstg
Limits
195
80
2
−20
to +80
−25
to +85
Unit
V
mApk
kV
°C
°C
Dimensions (
Unit : mm)
28.2MAX.
or
10.0MAX.
0 . 2 5
±0
. 0 5
0 . 5
±0
. 1
1 . 3
±0
. 2
P = 2 . 5 4
±0
. 2
2.54
x
9=22.86
6.5MAX.
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4±1.0
15.7MAX.
3.25MAX
3.5MAX.
Electrical Characteristics
Derating Curve
Symbol Min.
Parameter
Input voltage range
113
Vi
Output voltage
18.5
Vo
Output current
0
Io
Line regulation
−
Vr
Load regulation
−
Vl
Output ripple voltage
−
Vp
Power conversion effciency
65
η
Typ.
141
20.0
−
0.02
0.05
0.05
72
Max.
195
21.5
80
0.3
0.5
0.2
−
Unit
V
V
mA
V
V
Vp-p
%
Conditions
DC(80 to 138VAC)
Vi=141V, Io=50mA
Vi=141V
∗1
Vi=113 to 195V, Io=50mA
Vi=141V, Io=0 to 50mA
∗2
Vi=141V, Io=50mA
Vi=141V, Io=80mA
∗2
Derating Curve
100
90
80
70
60
50
Operation Range
40
30
20
10
0
-30 -20 -10 0 10 20 30 40 50 60 70 80 90
Ambient Temperature Ta(
°C
)
Application Circuit
BP5034B20
Switching Frequency fsw(kHz)
∗1
Maximum output current varies depending on ambient temperature ; please refer to derating curve.
∗2
Please refer to Load regulation, Conversion effciency.
Output Current Io(mA)
Switching Frequency
140
120
100
80
60
40
20
0
Switching Frequency
(Ta=25°C, Vi=141V)
Please note that pin No.10
side is input.
10
8 7 6 5 4 3 2 1
Input
AC100V
50Hz/60Hz
ZNR +
220V -
C1
10µF/250V
C2
+
C3
Conversion Efficiency
η(%)
R
R1
D1
1SR35
−
400A 10 1/4W
FUSE
0.5A
Output
+20V
Pin No.
1
2
3
4
5
6
7
8
9
10
Function
Output terminal Vo(20V)
N.C.
N.C.
N.C.
COMMON
COMMON
N.C.
N.C.
Not used
Input terminal Vi(141VDC)
0
20
40
60
Output Current Io(mA)
80
Conversion Efficiency
80
70
60
50
40
30
20
10
0
Conversion Efficiency
(Ta=25
°C
, Vi=141V)
0.1µF
- 100µF/50V
65% Min
−
Line
Be sure to use fuse for safety.
N
ot
Please verify operation and characteristics in the customer's circuit before actual usage.
Ensure that the load current does not exceed the maximum rating.
0
20
40
60
Output Current Io(mA)
80
External Component Specifications
FUSE: Fuse
Use a quick-acting fuse of 0.5A
C1: Input smoothing
capacitor
C2: Noise reduction
capacitor
C3: Output smoothing
capacitor
D1: Rectifier diode
Capacitance : 3.3 to 22µF Rated voltage : 200V or higher
Ripple current is 0.13Arms or above.
Capacitance : 0.1 to 0.22µF Rated voltage : 200V or higher
Use a film or ceramic capacitor. Evaluate under actual operating
conditions.
Capacitance : 100 to 470µF Rated voltage : 50V or higher,
ESR is 0.39 max. Ripple current is 0.1Arms or greater.
Evaluate under actual operating conditions.
In the absolute maximum ratings, the reverse peak voltage should be
400V or higher, the average rectifying current should be 0.5A or higher,
and the forward peak current should be 20A or higher.
(Full-wave rectification can be used.)
10 to 22Ω 1/4W
Determine the ideal value through actual testing.
A varistor is required to protect against lightning surges and static
electricity.
Load Regulation
21.5
21.2
20.9
20.6
20.3
20.0
19.7
19.4
19.1
18.8
18.5
Load Regulation
(Ta=25
°C
, Vi=141V)
Output Voltage Vo(V)
0
20
40
60
Output Current Io(mA)
80
Surface Temperature Increase
Temperature Rising T(
°C
)
40
30
20
10
0
0
Surface Temperature Increase
(Ta=25
°C
, Vi=141V)
R1: Noise reduction
resistor
ZNR: Varistor
20
40
60
Output Current Io(mA)
80
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