Data Sheet
220VAC Input/24VDC (200mA) Output
Non-Isolated AC/DC Converter
BP5048-24
Absolute Maximum Ratings
Parameter
Input voltage
Maximum Output current
ESD endurance
Maximum surface temperature
Operating temperature range
Storage temperature range
Symbol
Vcc
Io
MAX
Vsurge
Tc
MAX
Topr
Tstg
Limits
358
200
2
105
−20
to
+80
−25
to
+105
Unit
V
mApk
kV
°C
°C
°C
Dimensions (Unit :
mm
)
35.0MAX.
Mark Side
1
3
5
7
7.62
1.3
±
0.2
2.54½11=27.94
10
12
0.25
±
0.05
4.85MAX.
4.35MAX.
0.5
±
0.1
3.6MAX.
5.08
9.2MAX.
Electrical Characteristics
Symbol Min.
Parameter
Input voltage range
228
Vi
Output voltage
23.0
Vo
Output current
0
Io
Line regulation
−0.20
Vr
Load regulation
−0.20
Vl
Output ripple voltage
−
Vp
Power conversion efficiency
65
η
Typ.
311
24.0
−
0.05
0.05
0.07
78
Max.
358
25.8
200
0.20
0.20
0.15
−
Unit
V
V
mA
V
V
Vp-p
%
Conditions
DC
Vi=311V, Io=100mA
Vi=311V
∗1
Vi=249 to 358V, Io=100mA
Vi=311V, Io=0 to 100mA
∗2
Vi=311V, Io=100mA
Vi=311V, Io=200mA
∗2
Derating Curve
Output Current Io (mA)
250
200
150
100
50
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 curves.
∗2
Please refer to Load regulation, Conversion efficiency.
Conversion Efficiency
Conversion Efficiency
η
(%)
100
90
80
70
60
50
40
30
20
10
0
0
Conversion Efficiency
(Ta=25°C, Vi=311V)
Application Circuit
BP5048-24
Be sure to use fuse for safety.
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
Function
Output terminal Vo(24V)
Skip
Choke coil connect
Skip
Choke coil connect
Skip
COMMON
Skip
Skip
N.C.
Skip
Input terminal Vi(311VDC)
4±1.0
22.0MAX.
12 10
DC motor
Ii
Vi
D1
R1
FUSE
7 5 3 1
50
100
150
Output Current Io (mA)
200
Io
C3
L1
+
1.5mH
Load Regulation
25.0
24.8
24.6
24.4
24.2
24.0
23.8
23.6
23.4
23.2
23.0
Load Regulation
(Ta=25°C, Vi=311V)
Output Voltage Vo (V)
+
ZNR
−
C1
−
C2
Vo
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: Output capacitor
Use a fuse of 1A.
Rated voltage 400V or higher, 22 to 820µF
Permissible ripple current 0.13Arms or higher
Rated voltage 35V or higher 100 to 470µF
Low impedance type
Impedance is 0.4Ω max at high frequencies.
Permissible ripple current 0.25Arms or higher
Evaluate under actual operating conditions.
Rated voltage 400V or higher 0.1 to 0.22µF
Film or ceramic capacitor
Evaluate under actual operating conditions.
Inductance = 1.5mH
Permissible current value 450mA or higher
A reverse surge voltage 800V or higher
An average rectifying current of 0.5A
The forward surge current should be 20A or higher
10 to 22Ω 1/4W
Determine the ideal value through actual testing.
A varistor is required to protect against lightning surges and static
electricity.
0
50
100
150
Output Current Io (mA)
200
Surface Temperature Increase
Temperature Rising
∆T
(°C)
C3: Noise removal capacitor
40
35
30
25
20
15
10
5
0
Surface Temperature Increase
(Ta=25°C, Vi=311V)
0
L1: Power inductor
D1: Rectifier diode
50
100
150
Output Current Io (mA)
200
R1: Noise removal resistor
ZNR: Varistor
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