L6590D View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
L6590D Datasheet PDF : 23 Pages
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L6590
APPLICATION IDEAS
Figure 38. 10W AC-DC adapter with no isolation
CxA
Vin
100 nF
88 to 264 Vac
L
22 mH
F1
2A/250V
CxB
100 nF
BD1
DF06M
C1
22 µF
400 V
D1
BZW06-154
D2
STTA106
IC1
1
3 (4)
L6590
4
(L6590D) (7)
6, 7, 8
(9 to 16) 5 (8)
C4 R3
100 nF 27 kΩ
C5
2.2 nF
R1 10 Ω
C2
22 µF
25 V
T1 D4 STPS3L60S
C7, C8
330 µF
16 V
L1 Vo =12 V ± 3%
4.7 µH Io= 0 to 0.8 A
C9
100 µF
16 V
D3
1N4148
R2
3.9 kΩ
R4
1 kΩ
T1 specification
Core E20/10/6, ferrite 3C85 or N67 or equivalent
≈0.5 mm gap for a primary inductance of 1.6 mH
Lleakage <30 µH
Primary : 130 T, 2 series windings 65T each, AWG33 (∅ 0.22 mm)
Sec : 14 T, AWG26 (∅ 0.4 mm)
Figure 39. 15W Auxiliary SMPS for PC
Vin = 200 to 375 Vdc
T1 D4 STPS10L25D
L1
4.7 µH
5 Vdc / 3 A
D1
BZW06-154
D2
STTA106
C5, C6, C7
470 µF
10 V
C8
100 µF
10V
R1 10 Ω
R2
1.8 MΩ
1
4
IC1
6 L6590D 7
C2
22 µF
25 V
C1
10 nF
8 5 9, ..., 16
R3
20 kΩ
D3
1N4148
C3
47 nF
OP1
PC817
C4
2.2 nF
Y
R4
560 Ω
4
1
R5
2.43 kΩ
3
2
R7
240 Ω
13
C9
470 nF
2
IC2
TL431
R6
2.43 kΩ
T1 specification
Core E20/10/6, ferrite 3C85 or N67 or equivalent
≈ 0.9 mm gap for a primary inductance of 2 mH
Lleakage <50 µH
Primary : 200 T, 2 series windings 100T each, AWG33 (∅ 0.22 mm)
Sec : 9 T, 2 x AWG23 (∅ 0.64 mm)
Aux : 21 T, AWG33
19/23
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