TK111xxM
TYPICAL PERFORMANCE CHARACTERISTICS (CONT.)
TA = 25 °C, unless otherwise specified.
RIPPLE REJECTION
OUTPUT VOLTAGE VARIATION
OUTPUT NOISE LEVEL VS. C
N
0
-20
20
250
200
150
100
50
I
= 60 mA
I
= 30 mA
OUT
OUT
10
0
C
= 2.2 µF, C = .01 µF
N
L
C
= 2.2 µF
L
2.8 V
-40
C
= 4.7 µF, C = 0.1 µF
N
L
C
= 3.3µF
L
3.0 V
-60
-10
C
= 10 µF
L
-80
-20
-30
C
= 4.7 µF, C = 1.0 µF
N
L
-100
0
0.01
1
10
100
-50
0
50
100
1 pF 10
100 1000
0.1 µF .1
f (kHz)
T
A
(°C)
C
N
LOAD CURRENT STEP RESPONSE 1
LINE VOLTAGE STEP RESPONSE
V +2 V
NOISE SPECTRUM
0
C
C
= 2.2 µF
= 0.01 µF
OUT
100 mA
1 OR 5 mA
1 TO 100 mA
L
N
V
+1 V
OUT
C
= 0.001 µF
-50
N
C
= 3.3 µF, C = NONE
N
L
C
= 3.3 µF, C = 0.1 µF
N
L
C
= 0.01 µF
N
5 TO 100 mA
SPECTRUM ANALYZER BACK-
GROUND NOISE
-100
0
200
400
600 800
0
100
200 300
400
0
500 k
f (Hz)
1 M
TIME (µs)
TIME (µs)
LOAD CURRENT STEP RESPONSE 2
50 mA = 0.01 µF
C
N
0 mA
C
= 4.7 µF
L
C
= 2.2 µF
L
C
= 10 µF
= 47 µF
L
C
L
0
2
4
6
8
TIME (ms)
Page 8
March 1999 TOKO, Inc.
TOKO [ TOKO, INC ]
