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FT821AA-RT

P1-P3P4-P6
Fremont Micro Devices FT821x Preliminary
ORDERING INFORMATION
FT821①②
www.fremontmicro.com Page 4 of 6 DS821x –A3
Table 2
DESIGNATOR SYMBOL DUAL OUTPUT VOLTAGE
A NO
①
B YES
SYMBOL PACKAGE TYPE
a SOP-8
②
b DIP-8
1
2
3
45
6
8
7
FT821①
②③④
MARKING RULE
Figure 3
① Represent with or without dual output voltage function
②③④ for internal reference
Fremont Micro Devices FT821x Preliminary
PAKAGING INFORMATION
DIP – 8 Package
Dimensions in Millimeters Dimensions in Inches
Symbol
Min Max Min Max
A 3.710 4.310 0.146 0.170
A1 0.510 0.020
A2 3.200 3.600 0.126 0.142
B 0.380 0.570 0.015 0.022
B1
1.524（BSC） 0.060（BSC）
C 0.204 0.360 0.008 0.014
D 9.000 9.400 0.354 0.370
E 6.200 6.600 0.244 0.260
E1 7.320 7.920 0.288 0.312
e 2.540 (BSC)
0.100（BSC）
L 3.000 3.600 0.118 0.142
E2 8.400 9.000 0.331 0.354
www.fremontmicro.com Page 5 of 6 DS821x –A3
Fremont Micro Devices FT821x Preliminary
SOP – 8 Package
Dimensions in Millimeters Dimensions in Inches
Symbol
Mix Max Min Max
A 1.350 1.750 0.053 0.069
A1 0.100 0.250 0.004 0.010
A2 1.350 1.550 0.053 0.061
b 0.330 0.510 0.013 0.020
c 0.170 0.250 0.006 0.010
D 4.700 5.100 0.185 0.200
E 3.800 4.000 0.150 0.157
E1 5.800 6.200 0.228 0.244
e 1.270 (BSC)
0.050（BSC）
L 0.400 1.270 0.016 0.050
θ 0° 8° 0° 8°
www.fremontmicro.com Page 6 of 6 DS821x –A3
P1-P3P4-P6

FT821AA-RT

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Buy FT821AA-RT
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IC PFC CTRLR TRANSITN-MODE 8SOP
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