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PDF FA5526 Data sheet ( Hoja de datos )

Número de pieza FA5526
Descripción (FA5526 - FA5528) Fuji Switching Power Control IC
Fabricantes Fuji Electric 
Logotipo Fuji Electric Logotipo



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No Preview Available ! FA5526 Hoja de datos, Descripción, Manual

FA5526/5527/5528/5536/5537/5538
Fuji Switching Power Control IC
FA5526/5527/5528
FA5536/5537/5538
http://www.DataSheet4U.net/
Application Note
Fuji Electric Co., Ltd.
AN-087E Rev.1.0
April-2011
April.-2011
Fuji Electric Co., Ltd.
1 http://www.fujielectric.co.jp/products/semiconductor/
datasheet pdf - http://www.DataSheet4U.net/

1 page




FA5526 pdf
FA5526/5527/5528/5536/5537/5538
4. Block diagram
CS (1)
5V reg
VCC
5V
ENB
UVLO
4.0V/3.5V
Latch
8.5V/7.9V
11µA/4µA
1.3mA OVP
0.68V
28V
off
START
UVLO
VH
(8)
VCC
(6)
30V
7.4k
FB
(2)
2.9V
OverLoad
1Meg
5pF
4.8V Buf
x1
OSC
VCO Q
T
3R R
Blanking
1 shot
TRG Q
CLR
15V/9V
ENB
SQ
OUT
PUT
OUT
(5)
0.28V SLOPE
60k GENERATOR
-
20k + Σ
IS comp.
0.52V
RQ
F.F.
GND
(4)
IS (3)
FA5526 / FA5527 / FA5528 for Timer Latched OCP
CS (1)
7.4k
FB
(2)
5V reg
VCC
5V
ENB
UVLO
4.0V/3.5V
2.9V
OverLoad
1Meg
5pF
Auto-Recovery
8.5V/7.9V
11µA/4µA
1.3mA OVP
0.68V
28V
off
START
UVLO
VH
(8)
VCC
(6)
30V
4.8V Buf
x1
OSC
VCO Q
T
http://www.DataSheet4U.net/
3R
R
Blanking
1 shot
TRG Q
CLR
15V/9V
ENB
SQ
OUT
PUT
OUT
(5)
0.28V SLOPE
60k GENERATOR
-
20k + Σ
IS comp.
0.52V
RQ
F.F.
GND
(4)
IS (3)
FA5536 / FA5537 / FA5538 for Auto-Recovery OCP
5. Pin assignments
Pin Symbol Function
Description
1 CS Soft start/latch-mode stop Time Setting of Soft start and Over Current Protection
2 FB Feedback input
Input for controlling current comparator threshold voltage
3 IS Current sensor input Input for monitoring MOSFET current
4 GND Ground
Power supply ground
5
OUT
Output
Output for directly driving a MOSFET
6
VCC
Power supply
Power supply for ICs
7
(NC)
No connection
No connection
8 VH High voltage input
Input terminal for start-up circuit
Fuji Electric Co., Ltd.
AN-087E Rev.1.0
April-2011
5 http://www.fujielectric.co.jp/products/semiconductor/
datasheet pdf - http://www.DataSheet4U.net/

5 Page





FA5526 arduino
FA5526/5527/5528/5536/5537/5538
-9
CS=0V
-10
CS pin source current (Ics)
vs. Junction Temperature (Tj)
-11
-12
-13
-14
-40 -20 0
20 40 60 80 100 120 140
Tj degree
-3.5
CS=4V
-4
CS pin source current (Ics)
vs. Junction Temperature (Tj)
-4.5
-5
-5.5
-6
-40 -20 0
20 40 60 80 100 120 140
Tj degree)
CS pin current (Ics) vs. CS pin voltage (Vcs)
80
70 FB=open
60
50
40
30
20
10
0
-10
-20
0 2 4 6 8 10
Vcs (V)
CS pin current (Ics) vs. CS pin voltage (Vcs)
80
70 FB=3V
60
50
40
30
20
10
0
http://www.DataSheet4U.net/
-10
-20
12 0 2 4 6 8 10
Vcs (V)
12
UVLO ON threshold voltage (Vccon)
vs. Junction Temperature (Tj)
16.0
15.8
15.6
15.4
15.2
15.0
14.8
14.6
14.4
14.2
14.0
-40 -20 0 20 40 60 80 100 120 140
Tj (degree)
10.0
UVLO OFF threshold voltage (Vccoff)
vs. Junction Temperature (Tj)
9.8
9.6
9.4
9.2
9.0
8.8
8.6
8.4
8.2
8.0
-40 -20 0 20 40 60 80 100 120 140
Tj (degree)
Fuji Electric Co., Ltd.
AN-087E Rev.1.0
April-2011
11 http://www.fujielectric.co.jp/products/semiconductor/
datasheet pdf - http://www.DataSheet4U.net/

11 Page







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