LX1562IDM Microsemi Analog Mixed Signal Group, LX1562IDM Datasheet - Page 24

• Manufacturer Part Number: LX1562IDM
• Description: IC CONTROLLER PFC 13.1V 8SOIC
• Manufacturer: Microsemi Analog Mixed Signal Group

Specifications of LX1562IDM

• Mode: Discontinuous Conduction (DCM)
• Frequency - Switching: 1.7MHz
• Current - Startup: 200µA
• Voltage - Supply: 11 V ~ 25 V
• Operating Temperature: 0°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LX1562/1563
24
AC+
Ref.
IC
L1
Q1
D1-D4
D5
D6
D7
R1
R2
R3
R4
R5
R6
R7
R8
R9
R10
AC-
Electrical
Specifica-
tion
277V
AC
D1
D2
Component
LX1562
PQ2625/H7C1 Core
IRF830, 500V, 1.5
IN4007 1A, 1000V
1N4935 1A
1N4148
MR856, 3A, 600V
2.2M , ±1%
10k , ±1%
390k , ½W
22k
47
2.2 , Carbon type (2X)
499k , 1% (2X)
5.23k , 1%
620k
2.2M
D3
D4
Note: Thick trace on schematic shows high-frequency, high-current path in circuit. Lead lengths
277VAC Input — 480VDC / 80W Output
(improves load transient response)
(improves Q1 power dissipation)
must be minimized to avoid high-frequency noise problems.
C1
A complete evaluation board is available from Linfinity Microelectronics Inc.
R3
P R O D U C T D A T A B O O K 1 9 9 6 / 1 9 9 7
R1
R2
rds
S
E C O N D
FLUORESCENT LAMP BALLAST WITH ACTIVE POWER FACTOR CONTROL.
FIGURE 38 — TYPICAL APPLICATION OF THE LX1562 IN AN 80W
15T
80T
P
3T
C4
2.2mH
-G
R O D U C T I O N
R10
L1
C2
T Y P I C A L A P P L I C A T I O N S
E N E R AT I O N
#26AWG
#26AWG
#24AWG
C3
Manuf.
Linfinity
TDK
I.R.
Motorola
Motorola
Motorola
Motorola
D5
3
MULT
P
IN
277V
O W E R
V
R4
IN
8
GND
D
6
Ref.
C1
C2
C3
C4
C5
C6
A T A
F
COMP
I
DET
A C T O R
OUT
5
C.S.
INV
7
1
4
2
S
Component
QXF2J224KRPT
0.22µF/630V - Plastic Film
22µF/35V - Electrolytic
0.1µF/50V - Ceramic
0.01µF/50V - Ceramic
0.22µF/50V - Ceramic
UVZ2F470MEH (2X)
47µF/315V - Electrolytic
C
H E E T
D6
R5
O N T R O L L E R
C5
R9
Q1
R6
D7
R7
R7
R8
V
A
B
BOOST
C6
C6
A
B
Manuf.
Nichicon
Nichicon
Copyright © 1996
Rev. 1.3a
8/30