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L6590D

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P23
Obsolete Product(s) - Obsolete Product(s)
L6590
10/23
Figure 24. Test Board (1) with Primary Feedback: Electrical Schematic
Figure 25. Test Board (1) Evaluation Data
C2
22 µF
25 V
C4
100 nF
C7, C8
330 µF
16 V
D1
BZW06-154
D3
1N4148
D4 BYW100-100
IC1
C9
100 µF
16 V
R1 68 Ω
R4
1.5 kΩ
D2
STTA106
L1
4.7 µH
T1
C1
22 µF
400 V
C7
2.2 nF
Y
C6
10 nF
BD1
DF06M
Vin
88 to 264 Vac
F1
2A/250V
R2
5.6 kΩ
R3
1.1 kΩ
T1 specification
Core E20/10/6, ferrite 3C85 or N67 or equivalent
≈
0.5 mm gap for a primary inductance of 2.9 mH
L
leakage
<90 µH
Primary : 180 T, 2 series windings 90T each, AWG33
(∅
0.22 mm
)
Sec : 19 T, AWG30 (
∅
0.3 mm)
Aux : 19 T, AWG33
Vo =12 V ± 10%
Po= 1 to 10 W
31
5
4
6, 7, 8
L6590
R5
110
Ω
C5
680 nF
Load & Line regulation
50 100 150 200 250 300
11.5
12
12.5
13
13.5
Input Voltage [Vac]
Output Voltage [V]
Efficiency
50 100 150 200 250 300
72
74
76
78
80
82
84
86
Input Voltage [Vac]
Efficiency [%]
P
out =
10 W
5W
2.5 W
1W
P
out =
10 W
5W
2.5 W
1W
Obsolete Product(s) - Obsolete Product(s)
11/23
L6590
Figure 26. Test Board (1) Main Waveforms
Figure 27. Test Board (2) with Secondary Feedback: Electrical Schematic
Ch2: Vdrain
Vin=100V
DC
Pout = 10 W
Vin=400V
DC
Pout = 10 W
Vin = 100 V
DC
Pout = 1 W
Vin=400V
DC
Pout = 1 W
Ch3: Idrain
Ch2: Vdrain
Ch3: Idrain
Ch2: Vdrain
Ch3: Idrain
Ch2: Vdrain
Ch3: Idrain
T1 specification
Core E20/10/6, ferrite 3C85 or N67 or equivalent
≈
0.6 mm gap for a primary inductance of 1.4 mH
L
leakage
<30 µH
Primary : 128 T, 2 series windings 64T each, AWG32
(∅
0.22 mm)
Sec : 6 T, 4xAWG32
Aux : 14 T, AWG32
5Vdc/2A
C2
22 µF
25V
C4
2.2 nF
Y1
class
C8
220 µF
10V
Rubycon
ZL
C9
100 nF
R2
560
Ω
D1
BZW06-154
D3
1N4148
D4 1N5822
OP1
PC817
3
1
2
3
C5, C6, C7
470 µF
16V
Rubycon ZL
R1 10
Ω
C3
22 nF
L1
4.7 µH
T1
D2
STTA106
BD1
DF06M
Vin
88 to 264
Vac
F1
2A/250V
L
22 mH
Cx
A
100 nF
CxB
100 nF
C1
22 µF
400 V
4
2
1
IC2
TL431
R3
2.43 k
Ω
R4
2.43 k
Ω
R5
2k
Ω
31
5
4
6, 7, 8
L6590
IC1
R6
6.8 k
Ω
Obsolete Product(s) - Obsolete Product(s)
L6590
12/23
Figure 28. Test Board (2) evaluation data
Figure 29. Test Board (2) EMI Characterization
Load & Line regulation
0.003 0.01 0.03 0.1 0.3 1 3
4.9
4.92
4.94
4.96
4.98
5
Load Current [A]
Output Voltage [V]
264 V
AC
88 V
AC
110 V
AC
220 V
AC
Efficiency
0.003 0.01 0.03 0.1 0.3 1 3
20
30
40
50
60
70
80
Load Current [A]
Efficiency [%]
88 VAC
264 V
AC
220 V
AC
110 V
AC
Light-load Consumption
50 100 150 200 250 300 350 400 450
0
200
400
600
800
1,000
DC Input Voltage [V]
Input Power [mW]
P
out
0.5W
0.25W
0.1W
0.05W
0W
Device Power Dissipation
0.003 0.01 0.03 0.1 0.3 1 3
0.05
0.1
0.2
0.5
1
2
5
Load Current [A]
Pdiss [W]
88 V
AC
110 V
AC
264 V
AC
220 V
AC
Rthj-amb= 58 °C/W @ 1.5W
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P23

L6590D

Mfr. #:
Buy L6590D
Manufacturer:
STMicroelectronics
Description:
AC/DC Converters 700 Volt Monolithic
Lifecycle:
New from this manufacturer.
Delivery:
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