参数资料
型号: L6590N
厂商: STMICROELECTRONICS
元件分类: 稳压器
英文描述: 0.7 A SWITCHING REGULATOR, 74 kHz SWITCHING FREQ-MAX, PDIP8
封装: MINI, DIP-8
文件页数: 3/23页
文件大小: 383K
代理商: L6590N
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= 100VDC
Pout = 10 W
Vin= 400VDC
Pout = 10 W
Vin = 100 VDC
Pout = 1 W
Vin= 400VDC
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
Lleakage <30 H
Primary : 128 T, 2 series windings 64T each, AWG32
( 0.22 mm)
Sec : 6 T, 4xAWG32
Aux : 14 T, AWG32
5Vdc / 2 A
C2
22 F
25V
C4
2.2 nF
Y1
class
C8
220 F
10V
Rubycon
ZL
C9
100 nF
R2
560
D1
BZW06-154
D3
1N4148
D4 1N5822
OP1
PC817
3
1
2
3
C5, C6, C7
470 F
16V
Rubycon ZL
R1 10
C3
22 nF
L1
4.7 H
T1
D2
STTA106
BD1
DF06M
Vin
88 to 264
Vac
F1
2A/250V
L
22 mH
CxA
100 nF
CxB
100 nF
C1
22 F
400 V
4
2
1
IC2
TL431
R3
2.43 k
R4
2.43 k
R5
2k
3
1
5
4
6, 7, 8
L6590
IC1
R6
6.8 k
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