STK433-040N-E Ver la hoja de datos (PDF) - SANYO -> Panasonic
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STK433-040N-E Datasheet PDF : 11 Pages
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STK433-060N-E
Recommended external components
STK433-040N-E/060N-E/130N-E/330N-E
Parts
Location
Recommended
value
Circuit purpose
Above
Below
Recommended value Recommended value
R01, R23
100Ω/1W
R02, R03, R04
1kΩ
Resistance for Ripple filter. (Fuse resistance is recommended.
Ripple filter is constituted with C03, C23.)
Resistance for input filters.
Short-through current
may decrease at
high frequency.
-
Short-through current
may increase at high
frequency.
-
R05, R06, R07
R08, R09, R10
56kΩ
56kΩ
Input impedance is determined.
Voltage Gain (VG) is determined with R11, R12, R13
Output neutral voltage(VN) shift.
(It is referred that R05=R08, R06=R09)
-
-
R11, R12, R13
R14, R15, R16
1.8kΩ
4.7Ω
Voltage Gain (VG) is determined with R8, R9, R10
(As for VG, it is desirable to set up by R11, R12, R13)
Resistance for oscillation prevention.
It may oscillate.
(Vg < 30dB)
-
With especially no
problem
-
R17, R18, R19
4.7Ω/1W
Resistance for oscillation prevention.
-
-
R20, R21, R22 0.22Ω/2W
R30
C01, C02
Note *5
100μF/50V
This resistance is used as detection resistance of the protection Decrease of
It may cause thermal
circuit application.
Maximum output
runaway
Power
Select Restriction resistance, for the impression voltage of ‘#17 (Stand-By) pin’ must not exceed the maximum
rating.
Capacitor for oscillation prevention.
• Locate near the HIC as much as possible.
-
-
• Power supply impedance is lowered and stable operation of
the IC is carried out. (Electrolytic capacitor is recommended.)
C03, C23
100μF/50V
C04, C05, C06 2.2μF/50V
Decoupling capacitor
• The Ripple ingredient mixed in an input side Is removed from a
power supply line. (Ripple filter is constituted with R01, R23.)
Input coupling capacitor.(for DC current prevention.)
The change in the Ripple ingredient mixed in
an input side from a power supply line
-
C07, C08, C09
470pF
Input filter capacitor
• A high frequency noise is reduced with the filter constituted by
-
R02, R03, R04
C10, C11, C12
3pF
Capacitor for oscillation prevention.
It may oscillate.
C13, C14, C15
10μF/10V
Negative feedback capacitor.
The cutoff frequency of a low cycle changes.
(fL = 1/(2π ⋅ C13 ⋅ R11))
C16, C17, C18
0.1μF
Capacitor for oscillation prevention.
The voltage gain (VG)
of low frequency is
extended. However,
the pop noise at the
time of a power
supply injection also
becomes large.
It may oscillate.
The voltage gain (VG)
of low frequency
decreases.
C19, C20, C21
L01, L02, L03
100pF (040N-E)
56pF (060N-E)
N.C. (130N-E,
330N-E)
3μH
Capacitor for oscillation prevention.
Coil for oscillation prevention.
It may oscillate.
With especially
no problem
It may oscillate.
No.A2106-6/11
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