BP5048-15_10 Datasheet, PDF (1/4 Pages) Rohm – Non-Isolated AC/DC Converter

Data Sheet
220VAC Input/15VDC (200mA) Output
Non-Isolated AC/DC Converter
BP5048-15
Absolute Maximum Ratings
Parameter
Input voltage
Output current
ESD endurance
Operating temperature range
Storage temperature range
Symbol
Vi
Io
Vsurge
Topr
Tstg
Limits
390
200
2
−20 to +80
−25 to +105
Unit
V
mApk
kV
°C
°C
Electrical Characteristics
Parameter
Symbol Min. Typ. Max. Unit
Conditions
Input voltage range
Vi 180 311 390 V DC
Output voltage
Vo 14.5 15.5 16.5 V Vi=311V, Io=100mA
Output current
Io
0
− 200 mA Vi=311V
∗1
Line regulation
Vr −0.20 0.05 0.20 V Vi=180 to 390V, Io=100mA
Load regulation
Vl −0.20 0.05 0.20 V Vi=311V, Io=0 to 100mA
Output ripple voltage Vp
−
0.07 0.15 Vp-p Vi=311V, Io=100mA _∗2
Power conversion efficiency η
60
75
−
% Vi=311V, Io=200mA
∗1 Maximum output current varies depending on ambient temperature ; please refer to derating curve.
∗2 Spike noise is not included in output ripple voltage.
Application Circuit
BP5048-15
Please note that pin No.12
side is input.
Input
AC220V
50Hz/60Hz
D1
ZNR +
−
12
R1
FUSE
1A
10Ω1/4W
C2
C1
4.7µF/450V 0.1µF
Pin No.
Function
1 Output terminal Vo(15V)
2 Not used
3 Coil connect
4 Not used
5 Coil connect
6 Not used
7 531
7 COMMON
8 Not used
L1
1mH
Output
+15V
+ ^C3
9 Not used
10 N.C.
11 Not used
12 Input terminal Vi(311VDC)
− 100µF/50V
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
Use a fuse of 1A.
C1: Input capacitor
Rated voltage 450V or higher 3.3 to 22µF
Permissible ripple current 0.13Arms or higher
C2: Noise removal capacitor Rated voltage 450V or higher 0.1 to 0.22µF
Film or ceramic capacitor
Evaluate under actual operating conditions.
C3: Output capacitor
L1: Power inductor
Rated voltage 25V 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.
Inductance = 1.0mH
Permissible current value 400mA or higher
Recommended part : C13-FR (MITSUMI)
D1: Rectifier diode
A reverse surge voltage 800V or higher
An average rectifying current of 1A
The forward surge current should be 20A or higher.
R1: Noise removal resistor 10 to 22Ω 1/4W
Determine the ideal value through actual testing.
ZNR: Varistor
A varistor is required to protect against lightning surges and static electricity.
Dimensions (Unit : mm)
35.0MAX.
9.2MAX.
3.6MAX.
1 35 7
10
5.08 ^0.5±0.1 1.3±0.2
2.54�11=27.94
12
0.25±0.05
4.85MAX.
4.35MAX.
Derating Curve
Derating Curve
300
250
200
150
Operation Range
100
50
0
-30 -20 -10 0 10 20 30 40 50 60 70 80 90
Ambient Temperature Ta (°C)
Conversion Efficiency
Conversion Efficiency
100
(Ta=25°C, Vi=311V)
90
80
70
60
50
40
30
20
10
0
0
50
100 150 200
Output Current Io (mA)
Load Regulation
16.1
15.9
15.7
15.5
15.3
15.1
14.9
14.7
14.5
14.3
0
Load Regulation
(Ta=25°C, Vi=311V)
50
100 150 200
Output Current Io (mA)
Surface Temperature Increase
Surface Temperature Increase
(Ta=25°C, Vi=311V)
40
35
30
25
20
15
10
5
0
0
50
100 150 200
Output Current Io (mA)
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2010.01 - Rev.A