参数资料
型号: LX1562IDM-TR
厂商: MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP
元件分类: 稳压器
英文描述: 0.5 A POWER FACTOR CONTROLLER, PDSO8
封装: ROHS COMPLIANT, PLASTIC, SOIC-8
文件页数: 17/25页
文件大小: 430K
代理商: LX1562IDM-TR
SECOND-GENERATION POWER FACTOR C ONTROLLER
LX1562/1563
PRODUCT DA T ABOOK 1996/1997
Copyright 1996
Rev. 1.3a
8/30
24
P RODUCTION D ATA
S HEET
TYPICAL APPLICA TIONS
277V
Ref.
Component
Manuf.
277VAC Input — 480VDC / 80W Output
Electrical
Specifica-
tion
IC
LX1562
Linfinity
L1
PQ2625/H7C1 Core
TDK
Q1
IRF830, 500V, 1.5
rds
I.R.
D1-D4
IN4007 1A, 1000V
Motorola
D5
1N4935 1A
Motorola
D6
1N4148 (improves Q1 power dissipation)
Motorola
D7
MR856, 3A, 600V
Motorola
R1
2.2M
, ±1%
R2
10k
, ±1%
R3
390k
, W
R4
22k
R5
47
R6
2.2
, Carbon type (2X)
R7
499k
, 1% (2X)
R8
5.23k
, 1%
R9
620k
(improves load transient response)
R10
2.2M
C1
QXF2J224KRPT
0.22F/630V - Plastic Film
Nichicon
C2
22F/35V - Electrolytic
C3
0.1F/50V - Ceramic
C4
0.01F/50V - Ceramic
C5
0.22F/50V - Ceramic
C6
UVZ2F470MEH (2X)
Nichicon
47F/315V - Electrolytic
Ref.
Component
Manuf.
FIGURE 38 — TYPICAL APPLICATION OF THE LX1562 IN AN 80W
FLUORESCENT LAMP BALLAST WITH ACTIVE POWER FACTOR CONTROL.
Note: Thick trace on schematic shows high-frequency, high-current path in circuit. Lead lengths
must be minimized to avoid high-frequency noise problems.
V
IN
I
DET
OUT
COMP
INV
C.S.
GND
MULT
LX1562
Q1
V
BOOST
FLOURESCENT
LAMP
BALLAST
IN
5
8
7
2
1
4
6
3
277V
AC
R4
R3
R1
C1
R2
C4
D5
C2
R5
C5
R7
A
C6
A
D7
R8
R9
R6
D6
AC+
AC-
D1
L1
2.2mH
15T
D3
D2
D4
C3
#24AWG
#26AWG
80T
#26AWG
3T
R10
R7
B
C6
B
A complete evaluation board is available from Linfinity Microelectronics Inc.
O
B
SO
LETE
PRO
D
UCT
NOT
RECOMMENDED
FOR
NEW
DESIGNS
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