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PDF BP5841A1 Data sheet ( Hoja de datos )
| Número de pieza | BP5841A1 | |
| Descripción | High-power LED Drivers | |
| Fabricantes | ROHM Semiconductor | |
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High-power LED Drivers for Ιllumination
AC100V input, constant current
BP5841A1
Absolute Maximum Ratings
Parameter
Input voltage
Output voltage
Withstand voltage
Symbol
Vi
Vo
BV
Limits
170
36
1.8
Maximum surface temperature Tcmax
105
Operating temperature range Topr
Storage temperature range Tstg
−20 to +80
−25 to +85
Unit
V DC
Vpk
kV 1s (between primary and secondary)
°C Ambient temperature + module
self-heating Tcmax
°C Refer to derating curve
°C
Electrical Characteristics
Parameter
Symbol Min. Typ. Max. Unit
Conditions
Input voltage range
Output current
Output voltage range1
Output voltage range2
Output ripple voltage
Power conversion efficiency
Vi
Io
Vo
Vp
η
113 141
142 150
12.5 −
12.5 −
−−
80 84
170 V
158 mA Vi=141V, R1=1.2Ω (1%)
36 V Vi=141V, lo=100mA
30 V Vi=141V, lo=150mA
0.5 Vp-p Vi=141V, lo=150mA
− % Vi=141V, Vo=30V, lo=150mA
∗1 Maximum output current varies depending on ambient temperature ; please refer to derating curve.
∗2 Spike noise is not included in output ripple voltage.
Dimensions (Unit : mm)
32.6MAX.
15.8MAX.
MARKING SIDE
3.55MAX
1 34 5
9 10 11
0.75±0.1
1.3±0.2
P=2.54±0.2
2.54x10=25.4 TYP.
4.75MAX.
0.5±0.05
11.05MAX.
Derating Curve
Derating Curve
5
4
3
2 Operation Range
1
0
-30 -20 -10 0 10 20 30 40 50 60 70 80 90
Ambient Temperature Ta(°C)
Application circuit
BP5841A1
BP5841A1
Be sure to use fuse for safety
ZNR1 C3
D1
LF1
C4
1 3 9 10 11
F1
R1
+
C1
C5
C2
External components setting
C1 : Input Capacitor
22µF/250V
C2 : Output Capacitor
4.4µF/25V Ceramics capacitor
R1 : Output current setting resistor 1.2Ω ±1 % 1/4W (lo=150mA)
C3, C4: Noise Removal
Capacitor
Please use the capacitor, if necessary.
Capacitance : 0.1µF to 0.22µF
Rated voltage : 250V or higher
C5 : Noise Removal Capacitor 2200pF (Basic insulation)
D1: Diode bridge
800V/1A
F1: Fuse
Fuse must be used for safety
LF1: Line Filter
10mH
ZNR1: Varistor
Varistor must be used. It protects this
part from lighting surge and static electricity.
Pin No.
Function
1 Input terminal (+)
2 Skip
3 Input terminal (−)
4 NC
5 NC
6 Skip
7 Skip
8 Skip
9 Output capacitor connection terminal
10 LED connection terminal (cathode)
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11 LED connection terminal (anode)
Output Characteristics
0.200
0.175
0.150
0.125
0.100
0.075
0.050
0.025
0.000
10
Output characteristics
R1=1.2Ω
R1=2.0Ω
Operation Range
15 20 25 30 35 40
Output Voltage(V) 36
Setting current
Output current-Setting resistor
30
25
20
15
10
5
0
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
Datasheet pdf - http://www.DataSheet4U.net/
1 page | ||
| Páginas | Total 3 Páginas | |
| PDF Descargar | [ Datasheet BP5841A1.PDF ] | |
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