Data Sheet
220VAC Input/−12VDC (200mA) Output
Non-Isolated AC/DC Converter
BP5045A
Absolute Maximum Ratings
Dimensions (Unit : mm)
28.2MAX.
10.1MAX.
Parameter
Input voltage
Symbol
Vi
Limits
390
Unit
V
−
Output current
200
2
Io
mApk
kV
C
ESD endurance
Vsurge
Topr
Tstg
Operating temperature range
Storage temperature range
−
−
20 to +80
25 to +105
+
0.25 0.05
−
4
1
10
6
8
C
+
0.5 0.1
−
3.25MAX
+
1.3 0.2
−
(4.55)
+
P=5.08 0.2
−
(5.55)
2.54 9=22.86(Typ.)
Electrical Characteristics
Derating Curve
Conditions
Parameter
Symbol Min.
Typ.
−113 −311
−11.5 −12.2
Max.
Unit
V
V
mApk
V
V
Vp-p
%
Derating Curve
Input voltage range
Output voltage
Output current
DC
Vi
Vo
Io
Vr
Vl
Vp
η
−390
−12.9
200
0.15
0.15
0.20
−
300
250
200
150
Vi= −311V, Io=200mA
Vi= −311V
Vi= −113 to −390V, Io=200mA
Vi= −311V, Io=0 to 200mA
Vi= −311V, Io=200mA
∗1
−
−
−
Operation Range
Line regulation
0.07
0.10
0.15
75
100
50
0
Load regulation
Output ripple voltage
Power conversion efficiency
∗1 Maximum output current varies depending on ambient temperature ; please refer to derating curve.
∗2 Spike noise is not included in output ripple voltage.
−
−
-30 -20 -10
0
10 20 30 40 50 60 70 80 90
∗2
Ambient Temperature Ta( C)
72
Vi= −311V, Io=200mA
Conversion Efficiency
Conversion Efficiency
(Ta=25 C, Vi=-311V)
90
80
70
60
50
40
30
20
10
0
Application Circuit
Pin No.
1
2
3
4
5
6
7
8
Function
Input
Skip
Skip
BP5045A
Common
Skip
Power inductor
Skip
Power inductor
Skip
1
4
6
8
10
0
50
100
150
200
Output Current Io(mA)
9
10
Output
FUSE
C3
D1
R1
C1
L1
Load Regulation
C2
−
+
−
+
ZNR
~
Vo
Load Regulation
Vi
(Ta=25 C, Vi=-311V)
14
12
10
8
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.
6
4
2
0
0
50 100 150 200 250 300 350
Output Current Io(mA)
External Component Specifications
FUSE: FUSE
Use a fast-acting fuse of 1.0A.
C1: Input capacitor
Rated voltage : More than 450V
Capacitance : 22 to 100µF
Rated voltage : More than 35V
Surface Temperature Increase
Surface Temperature Increase
(Ta=25 C, Vi=-311V)
C2: Output capacitor
40
Capacitance : 220 to 470µF, low impedance type
35
30
25
20
15
10
5
ESR : Less than 0.16Ω
Rated ripple current : More than 0.58Arms
Evaluate under actual operating conditions since output ripple
voltage is affected.
C3: Noise removal capacitor Rated voltage : More than 450V
Film or ceramic capacitor
0
0
50
100
150
200
Output Current Io(mA)
Capacitance : 0.1 to 0.22µF
Inductance : 820µH
L1: Choke coil
Switching Frequency
Rated current : More than 0.42A
Switching Frequency
Resistance : 10 to 22Ω
Power : More than 1/4W
(Ta=25 C, Vi=-311V)
25
R1: Noise removal resistor
D1: Rectifier diode
20
Peak reverse voltage : More than 800V
Mean rectifying current : More than 1.0A
Peak forward surge current : More than 20A
Full-wave rectification can be used.
15
10
5
0
A varistor is required to protect against lightning surges and
static electricity.
ZNR: Varistor
0
50
100
150
200
Output Current Io(mA)
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2010.01 - Rev.A
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