TK11120S Просмотр технического описания (PDF) - Toko America Inc
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TK11120S Datasheet PDF : 16 Pages
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TK111xxS
TYPICAL PERFORMANCE CHARACTERISTICS (CONT.)
TA = 25 °C, unless otherwise specified.
OUTPUT VOLTAGE VARIATION
20
10
0
2.8 V
-10
3.0 V
-20
-30
-50
0
50
100
TA (°C)
RIPPLE REJECTION
0
IOUT = 30 mA
-20
CL = 2.2 µF, CN = .01 µF
-40
CL = 4.7 µF, CN = 0.1 µF
-60
-80
-100
0.01
CL = 4.7 µF, CN = 1.0 µF
1
10
100
f (kHz)
OUTPUT NOISE LEVEL VS. CN
250
IOUT = 60 mA
200
150
CL = 3.3µF
100
CL = 10 µF
50
CL = 2.2 µF
0
1 pF 10
100 1000
CN
0.1 µF .1
NOISE SPECTRUM
0
-50
-100
0
CL = 3.3 µF, CN = NONE
CL = 3.3 µF, CN = 0.1 µF
SPECTRUM ANALYZER BACK-
GROUND NOISE
500 k
1M
f (Hz)
LINE VOLTAGE STEP RESPONSE
VOUT +2 V
VOUT +1 V
CN = 0.001 µF
CN = 0.01 µF
0 100 200 300 400
TIME (µs)
LOAD CURRENT STEP RESPONSE 1
100 mA
1 OR 5 mA
CL = 2.2 µF
CN = 0.01 µF
1 TO 100 mA
5 TO 100 mA
0 200 400 600 800
TIME (µs)
LOAD CURRENT STEP RESPONSE 2
50 mA
0 mA
CL = 2.2 µF
CN = 0.01 µF
CL = 4.7 µF
CL = 10 µF
CL = 47 µF
0
2
4
6
8
TIME (ms)
Page 8
March 1999 TOKO, Inc.
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