bp5841a1 ROHM Co. Ltd., bp5841a1 Datasheet
bp5841a1
Manufacturer Part Number
bp5841a1
Description
High-power Led Drivers For Illumination
Manufacturer
ROHM Co. Ltd.
Datasheet
1.BP5841A1.pdf
(3 pages)
External components setting
C1 : Input Capacitor
C2 : Output Capacitor
R1 : Output current setting resistor
C3, C4: Noise Removal
C5 : Noise Removal Capacitor
D1: Diode bridge
F1: Fuse
LF1: Line Filter
ZNR1: Varistor
∗1 Maximum output current varies depending on ambient temperature ; please refer to derating curve.
∗2 Spike noise is not included in output ripple voltage.
Input voltage range
Output current
Output voltage range1
Output voltage range2
Output ripple voltage
Power conversion efficiency
Input voltage
Output voltage
Withstand voltage
Maximum surface temperature
Operating temperature range
Storage temperature range
High-power LED Drivers for Ιllumination
AC100V input, constant current
Absolute Maximum Ratings
Electrical Characteristics
Application circuit
Parameter
Capacitor
Parameter
ZNR1
BP5841A1
C3
Be sure to use fuse for safety
Symbol
LF1
Vo
Vp
22µF/250V
4.4µF/25V Ceramics capacitor
1.2Ω ±1 % 1/4W (lo=150mA)
Please use the capacitor, if necessary.
Capacitance : 0.1µF to 0.22µF
Rated voltage : 250V or higher
2200pF (Basic insulation)
800V/1A
Fuse must be used for safety
10mH
Varistor must be used. It protects this
part from lighting surge and static electricity.
Vi
Io
η
C4
Symbol
Tcmax
Topr
Tstg
BV
Vo
Vi
D1
Min.
12.5
12.5
113
142
80
−
−20 to +80
−25 to +85
F1
Limits
Typ.
141
150
170
105
84
1.8
36
−
−
−
1
+
C1
3
BP5841A1
C5
Max.
170
158
0.5
36
30
9
−
R1
Unit
Vpk
kV
°C
°C
°C
V
10 11
Vp-p
C2
Unit
mA
%
V
V
V
DC
1s (between primary and secondary)
Ambient temperature + module
self-heating
Refer to derating curve
Vi=141V, R1=1.2Ω (1%)
Vi=141V, lo=100mA
Vi=141V, lo=150mA
Vi=141V, lo=150mA
Vi=141V, Vo=30V, lo=150mA
Pin No.
Conditions
10
11
1
2
3
4
5
6
7
8
9
Tcmax
Input terminal (+)
Skip
Input terminal (−)
NC
NC
Skip
Skip
Skip
Output capacitor connection terminal
LED connection terminal (cathode)
LED connection terminal (anode)
Function
3.55MAX
Derating Curve
Dimensions (Unit :
Setting current
Output Characteristics
0.200
0.175
0.150
0.125
0.100
0.075
0.050
0.025
0.000
1
30
25
20
15
10
5
4
3
2
1
0
-30 -20 -10
5
0
0.01 0.03 0.05
2.54x10=25.4 TYP.
10
How to calculate R1
R1=0.9362/(6.2
lo : Output current
3 4 5
0.75±0.1
1.3±0.2
MARKING SIDE
Ambient Temperature Ta(
Output current-Setting resistor
32.6MAX.
15
BP5841A1
Operation Range
0 10
Output characteristics
Operation Range
Derating Curve
20
0.07
R1=1.2Ω
R1=2.0Ω
P=2.54±0.2
Output Voltage(
Output current : (A)
9 10 11
20
0.09 0.11
lo-0.151)
25
30
40
4.75MAX.
30
50
0.13
V
°C
)
mm
60
)
0.15
35
70
36
15.8MAX.
)
11.05MAX.
80
0.5±0.05
40
90
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bp5841a1 Summary of contents
Page 1
... Skip F1 7 Skip 8 Skip R1 9 Output capacitor connection terminal 10 LED connection terminal (cathode LED connection terminal (anode BP5841A1 Dimensions (Unit : 32.6MAX. MARKING SIDE 0.75±0.1 P=2.54±0.2 1.3±0.2 3.55MAX 2.54x10=25.4 TYP. Derating Curve Derating Curve Operation Range ...
Page 2
...
Page 3
Appendix No technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of ROHM CO.,LTD. The contents described herein are subject to change without notice. The specifications for the product ...