tk11233c Toko Inc., tk11233c Datasheet - Page 9

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tk11233c

Manufacturer Part Number
tk11233c
Description
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Manufacturer
Toko Inc.
Datasheet

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Ripple rejection
-100
リップルリジェクションノ特性は出力側に接続されるコンデンサーの容量と特性に左右されます。 50KHz 以上の特性は容
量と PCB のパターンにより影響が大きくなります。
-10
-20
-30
-40
-50
-60
-70
-80
-90
R.R(dB)
0
0
Cnp=0.01μF
CL=0.22μF(Ceramic)
Vin=5.0V
Vripple=500mVp-p
Freq=1kHz
50
Freq=400Hz
CL=1uF(MLCC)
Ripple Rejection vs. Iout
CL=1 uF(Tantal)
CL=0.22uF(MLCC)
100
Iout(mA)
150
200
CL=0.22 uF(Tantal)
250
GC3-H025C
B:CL=0.22uF(Tantal)
300
A:CL=10uF Tantal)
-100
-10
-20
-30
-40
-50
-60
-70
-80
-90
R.R (dB)
0
0
Without Cin Vripple:100mVp-p Freq:1kHz Cnp:0.01μF
CL:0.22μF(Ceramic)
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
Ripple Rejection at Low Vin
Vin=5.0V Vout=3.0V Iout=10mA
VR=500mVp-p f=100∼1MHz Cnp=0.1uF
Vin-Vout_Typ(V)
Iout :1, 50, 100, 150, 200, 250, 300mA
Vin
Vcont
GND
B:Cnp=0.001uF
112XX
A:Cnp=0.1uF
Cnp
0.1μF
Vout
Page 9
CL
TK112xxC

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