High-power LED Drivers for Ιllumination
AC100V input, constant current
BP5841A1
Dimensions (Unit : mm)
Absolute Maximum Ratings
Parameter
Input voltage
Symbol
Vi
Limits
170
36
Unit
V
32.6MAX.
15.8MAX.
DC
Output voltage
Withstand voltage
Vo
Vpk
kV
MARKING SIDE
1s (between primary and secondary)
Ambient temperature + module
BV
1.8
105
°C
Maximum surface temperature
Tcmax
self-heating
Tcmax
1
3
4
5
9 10 11
Refer to derating curve
−20 to +80
−25 to +85
Operating temperature range
Storage temperature range
Topr
Tstg
°C
°C
0.5 0.05
0.75 0.1
1.3 0.2
P=2.54 0.2
11.05MAX.
3.55MAX
4.75MAX.
2.54x10=25.4 TYP.
Electrical Characteristics
Parameter
Symbol Min.
Typ.
141
150
−
−
−
Max.
Conditions
Unit
Derating Curve
V
mA
V
V
Vp-p
%
Input voltage range
Output current
Output voltage range1
Output voltage range2
Output ripple voltage
Power conversion efficiency
113
142
12.5
12.5
−
170
158
36
30
0.5
Vi
Io
Derating Curve
Vi=141V, R1=1.2Ω (1%)
Vi=141V, lo=100mA
5
4
Vo
Vi=141V, lo=150mA
3
2
1
Vi=141V, lo=150mA
Operation Range
Vp
Vi=141V, Vo=30V, lo=150mA
80
−
η
84
∗1 Maximum output current varies depending on ambient temperature ; please refer to derating curve.
∗2 Spike noise is not included in output ripple voltage.
0
-30 -20 -10
0 10 20 30 40 50 60 70 80 90
Ambient Temperature Ta(°C)
Application circuit
Output Characteristics
Pin No.
1
2
3
4
5
6
7
8
Function
Input terminal (+)
BP5841A1
Output characteristics
0.200
BP5841A1
Skip
0.175
Input terminal (−)
R1=1.2Ω
0.150
NC
NC
Skip
Skip
Be sure to use fuse for safety
1
3
9
10 11
0.125
R1=2.0Ω
0.100
F1
0.075
Operation Range
Skip
R1
0.050
9
10
11
Output capacitor connection terminal
LED connection terminal (cathode)
LED connection terminal (anode)
D1
0.025
0.000
10
LF1
C2
+
C1
15
20
25
30
35
36
40
Output Voltage(V)
ZNR1
C3
C4
C5
Setting current
Output current-Setting resistor
30
25
20
15
10
5
External components setting
C1 : Input Capacitor
22µF/250V
C2 : Output Capacitor
4.4µF/25V Ceramics capacitor
1.2Ω 1% 1/4W (lo=150mA)
R1 : Output current setting resistor
0
Please use the capacitor, if necessary.
Capacitance : 0.1µF to 0.22µF
Rated voltage : 250V or higher
C3, C4: Noise Removal
Capacitor
0.01 0.03 0.05 0.07 0.09 0.11 0.13 0.15
Output current : (A)
How to calculate R1
R1=0.9362/(6.2 lo-0.151)
lo : Output current
C5 : Noise Removal Capacitor 2200pF (Basic insulation)
D1: Diode bridge
F1: Fuse
800V/1A
Fuse must be used for safety
10mH
LF1: Line Filter
ZNR1: Varistor
Varistor must be used. It protects this
part from lighting surge and static electricity.