STK416-090-E Просмотр технического описания (PDF) - SANYO -> Panasonic
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STK416-090-E Datasheet PDF : 12 Pages
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STK416-090-E
Recommended External Components
Parts Location
R01, R02
R03, R04
R05, R06, R07
R08, R09, R10
R11, R12, R13
R14, R15, R16
R18, R19, R20
R21, R22, R23
Recommended
Value
1.5kΩ
100Ω/1W
56kΩ
Circuit Purpose
Current for supply switch circuit (comparator)
is determined.
Resistance for ripple filter.
(Fuse resistance is recommended. Ripple filter is
constituted with C05, C06.)
Input impedance is determined.
4.7Ω/1W
4.7Ω
560Ω
56kΩ
1kΩ
Resistance for oscillation prevention.
Noise absorption resistance.
Voltage gain (VG) is determined with R18, R19, R20.
(As for VG, it is desirable to set up by R14, R15, R16.)
Voltage gain (VG) is determined with R14, R15, R16
Resistance for input filters.
Above Recommended
Below Recommended
Value
Value
VH holding frequency
range becomes large.
VH holding frequency
range becomes narrow.
Short-through current
-
may increase at high
frequency.
Output neutral voltage (VN) shift.
(It is referred that R05=R18, R06=R19, R07=R20)
-
-
-
-
It may oscillate.
(VG<40dB)
With especially no
problem
-
-
-
-
R24, R26, R28
R30
C01, C02
C03, C04
C05, C06
C07, C08, C09
0.22Ω
±10%, 5W
Note*6
100μF/100V
100μF/50V
100μF/100V
3pF
Output emitter resistor
Decrease of maximum
It may cause thrmal
(Metal-plate Resistor is recommended.)
output power
runaway
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.)
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.)
Decoupling capacitor
The change in the ripple ingredient mixed in an input
•The ripple ingredient mixed in an input side is
side from a power supply line
removed from a power supply line.
(Ripple filter is constituted with R03, R04.)
Capacitor for oscillation prevention.
It may oscillate.
C10, C11, C12
0.1μF
Capacitor for oscillation prevention.
It may oscillate.
C13, C14, C15
C16, C17, C18
22μF/10V
Negative feedback capacitor.
•The cutoff frequency of a low cycle changes.
(fL=1/(2π•C13•R14))
2.2μF/50V
Input coupling capacitor (for DC current 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.
-
The voltage gain (VG) of
low frequency decreases.
-
C19, C20, C21
470pF
Input filter capacitor
•A high frequency noise is reduced with
-
-
the filter constituted by R21, R22, R23.
C22, C23, C24
100pF
Capacitor for oscillation prevention.
It may oscillate.
D01, D02
D03, D04
L01, L02, L03
15V
3A/60V
3μH
Decide offset voltage for supply voltage ciecuit.
Adverse current prevention diode
(FRD is recommended)
Coil for oscillation prevention.
Decrease distortion at
supply voltage shift
-
With especially
no problem
Increase distortion at
supply voltage shift
-
It may oscillate.
No. A1621-5/12
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