TK119xx
TYPICAL PERFORMANCE CHARACTERISTICS (CONT.)
T
A
= 25
°C,
unless otherwise specified.
RIPPLE REJECTION
VS.
FREQUENCY
0
NOISE
VS.
BYPASS
CAPACITOR VALUE
300
200
NOISE (µVrms)
RR (dB)
150
100
50
0
1 pF
CL = 0.1 µF
-50
VIN
VOUT
119xx
+
SW
CN
0.01 F
CL
10 F
0.1 F
CL = 10 µF
RIPPLE REJECTION CIRCUIT
10 pF 100 pF1000 pF 0.01 µF0.1 µF
CN
GROUND CURRENT (ON MODE)
VS.
TEMPERATURE
-100
100
1k
f (Hz)
10 k
100 k
STANDBY CURRENT (OFF MODE)
VS.
TEMPERATURE
100
50
40
ICONT (µA)
CONTROL CURRENT
VS.
TEMPERATURE
10
ISTBY (µA)
IGND (mA)
30
20
10
VCONT = 5 V
5
IOUT = 60 mA
IOUT = 30 mA
50
VCONT = 2.5 V
0
-50
0
TA (°C)
50
100
0
-50
0
TA (°C)
50
100
0
-50
0
TA (°C)
50
100
CONTROL VOLTAGE (OFF POINT)
VS.
TEMPERATURE
2.0
4.85
VOLTAGE DETECTOR
VS.
TEMPERATURE
500
400
300
200
100
DROPOUT VOLTAGE
VS.
TEMPERATURE
VDROP (mV)
VCONT (V)
VDET (V)
IOUT = 60 mA
1.0
4.75
IOUT = 30 mA
0
-50
0
TA (°C)
50
100
4.65
-50
0
TA (°C)
50
100
0
-50
0
TA (°C)
50
100
Page 12
January 1999 TOKO, Inc.
TOKO [ TOKO, INC ]
