FA5640 Datasheet, PDF (11/35 Pages) Fuji Electric – Fuji Switching Power Supply Control IC

FA5640/41/42
High voltage input part (VH pin)
Item
Supply Current of VH pin
Symbol
IVHrun
IVH1
Condition
Vvh=400V,
Vcc > Vstoff
Vvh=100V, VCC=6.5V
MIN.
10
4.0
IVH0 Vvh=100V, VCC=0V
0.49
Ipre1 Vcc=8V, Vvh=100V
-10
Charge current for VCC pin
Vcc=13V, Vvh=100V
Ipre2
-9
At UVLO mode
FA5640,FA5641
Vcc>Vstoff
VHdcH VH pin input voltage is 200
The threshold voltage to change
input voltage mode setting at DC
input
increasing by DC
voltage.
FA5640,FA5641
Vcc>Vstoff
VHdcL VH pin input voltage is 190
decreasing by DC
voltage.
FA5640,FA5641
Hysteresis voltage width at DC
VHdcHys VH: DC voltage input
8
input only
VHdcH-VHdcL
FA5640,FA5641
The threshold voltage to change
Vcc>Vstoff
input voltage mode setting at AC
VHac VH pin input Voltage is 141
input (AC RMS conversion
half-wave rectified AC
voltage)
waveform.
FA5640,FA5641
Delay time of changing input
TpdVH Vcc>Vstoff
11
voltage mode setting
(VCC charge off)
TYP.
30
8.0
0.7
-7.4
-5.7
226
212
14
160
30
MAX. Unit
60
uA
10.5
mA
1.4
mA
-3.7
mA
-3
mA
250
V
235
V
18
V
177 Vrms
70
ms
Low voltage malfunction protection circuit (UVLO) part (VCC pin)
Item
Start-up threshold voltage
Shutdown threshold voltage
Hysteresis (UVLO)
Istart-up off voltage
Istart-up restart voltage
Hysteresis width at Istart-up
Symbol
VCCon
VCCoff
Vhys1
Vstoff
Vstrst
Condition
FA5640,FA5641
Vcc Increasing
FA5642
Vcc Increasing
Vcc decreasing
FA5640,FA5641
VCCon-VCCoff
FA5642
VCCon-VCCoff
Vcc Increasing
Vcc decreasing
MIN.
12.5
TYP.
14
MAX. Unit
15.5
V
9
10
11
V
7
8
9
V
5
6
7
V
1.5
2
2.5
V
9.5
11
12.5
V
8
9
10
V
Fuji Electric Co., Ltd.
AN-064E Rev.1.1
April 2011
11
http://www.fujielectric.co.jp/products/semiconductor/