FAN7319M Fairchild Semiconductor, FAN7319M Datasheet - Page 3

• Manufacturer Part Number: FAN7319M
• Description: LCD Drivers Backlight Drive Control IC
• Manufacturer: Fairchild Semiconductor

Specifications of FAN7319M

• Operating Supply Voltage: 10 V to 24 V
• Maximum Operating Temperature: + 85 C
• Package / Case: SOIC-20
• Attached Touch Screen: No
• Minimum Operating Temperature: - 25 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

© 2010 Fairchild Semiconductor Corporation
FAN7319 • 1.0.0
OUTB
OUTA
12505WR-5
Typical Half-Bridge Application Circuit (LCD Backlight Inverter)
CN2
1
2
3
4
5
LCD TV (LIPS Type)
R306
22R
R307
22R
Application
VIN(10~24V)
0
Puls e
Trans form er
VIN
T 2
BDIM(External only)
ADIM (Positive)
D301
D401
SOT-23
BAV70
SOT-23
BAV70
ENA
PFC_OUT(380Vdc)
Figure 48. Typical Half-Bridge Application Circuit
R304
1k
R404
1k
R305
12k
R405
12k
0
R301
68R
R401
68R
C16
1n
C302
1n
C402
1n
2.2u
10k
C24
R53
C51
82uF
450V
Q301
Q2N2222A
Q401
Q2N2222A
SOT-23
SOT-23
Input Voltage Range
R302
1.8R
R402
1.8R
R58
R57
100k
R44
33k
R38
10k
10k
R31
33k
C52
82uF
450V
R303
R403
12k
12k
C28
C25
1n
100n
SENSE
0
13±10%
F1
FUSE
C301
OPEN
C401
OPEN
0
22R
10n
1u
21
R56
R30
open
REF
ZD301
15V
SOD-123
ZD401
15V
SOD-123
C15
C29
0
C27
100n
R35
15k
IC2
FAN7319
VOLP
REF
BDIM
ADIM
CMP
TIMER
RT
RT1
SENSE
GND
680nF
FDPF7N50F
M3
TO-220F
M4
FDPF7N50F
TO-220F
MODE
OVPR
C5
20-SOIC
OUTA
OUTB
OUTC
OUTD
ENA
OLP
OLR
VIN
600V
T 3
OLP
OLR
Number of Lamps
CN3
CN_CCFL
R20
33
1W
R27
33
1W
R55
OUTA
OUTB
R54
68k
47k
CCFL/EEFL IP
0
0
R21
OPEN
1W
R28
OPEN
1W
C26
1n
C3
25pF/6KV
C7
15n\
REF
0
C23
2.2u
0
0
R59
0R
R60
OPEN
R12
10k
D10 BAV70
R33
open
C1
47uF
25V
OLR
SOT-23
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C11
R16
R15
10k
R19
15k
D8
BAV70
SOT-23
R52
4.7R
22p
30k
0
R34
30k
R22
30k
VIN
R14
10k
0
CN4
CN_CCFL
C6
25pF/6KV
C8
15n
SENSE
OLP