FAN400A View Datasheet(PDF) - Fairchild Semiconductor
Part Name
Description
View to exact match
FAN400A
Fairchild Semiconductor
FAN400A Datasheet PDF : 15 Pages
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Electrical Characteristics (Continued)
Unless otherwise noted, VDD=15V and TA=25°C.
Symbol
Parameter
Oscillator Section
fOSC Frequency
Center Frequency
Hopping Range
tHOP
fOSC-G
VFB-N
Hopping Period
Green Mode Frequency
Green Mode Entry FB Voltage
Conditions
VFB-G Green Mode Ending FB Voltage
VFB-Z
SG
fDV
fDT
Zero Duty Cycle FB Voltage
Green Mode Modulation Slope
Frequency Variation vs. VDD Deviation
Frequency Variation vs. Temperature Deviation
Output Section
DCYMAX
VGATE-L
VGATE-H
tr
tf
VGATE-
CLAMP
Maximum Duty Cycle
GATE Low Voltage
GATE High Voltage
GATE Rising Time
GATE Falling Time
GATE Output Clamping Voltage
Over Temperature Protection (OTP)
TOTP Protection Junction Temperature
TOTP- Restart Junction Temperature
RESTART
VDD=10 to 22V
TA=-20 to 85°C
IO=10mA
IO=-10mA
CL=1nF
CL=1nF
VDD=20V
Min.
60
±4.1
14.5
2.3
40
68
8
150
70
16
Typ. Max. Units
65
±4.6
4
17.0
2.6
VFB-N -
0.75
1.4
70
1.5
70
±5.1
19.5
2.9
100
2
5.0
kHz
ms
KHz
V
V
V
Hz/mV
%
%
73
78
%
1.5
V
V
200
250
ns
90
110
ns
17
18
V
140
°C
110
°C
© 2008 Fairchild Semiconductor Corporation
FAN400A Rev. 1.0.1
6
www.fairchildsemi.com
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