TK73246MCL Просмотр технического описания (PDF) - Toko America Inc
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TK73246MCL Datasheet PDF : 16 Pages
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TK732xx
TYPICAL PERFORMANCE CHARACTERISTICS (CONT.)
TA = 25 °C, external transistor is 2SB1115(NEC), unless otherwise specified.
CURRENT LIMIT DETECTOR VOLTAGE
VS. INPUT VOLTAGE
CONTINUOUS CURRENT
LIMIT MODE
100
BASE CURRENT DRIVE VS.
INPUT VOLTAGE
100
REVERSE BIAS CURRENT
(VIN = 0 TO 6 V)
1E-6
PULSE CURRENT
LIMIT MODE
1E-9
VIN = 0 V
VIN = 6 V
50
50
VIN = 4 V
VIN = 2 V
1E-12
0
5
10
15
0
5
10
15
0
5
10
VIN (V)
VIN (V)
VREV (V)
QUIESCENT CURRENT VS.
INPUT VOLTAGE (OFF MODE)
1E-6
1E-9
1E-12
0
10
20
VIN (V)
RIPPLE REJECTION
0
-20
CN = NONE
-40 CN = 0.01 µF
-60
CN = 0.1 µF
-80
-100
0.01 0.1
1
10
100
f (kHz)
VIN
732xx
VCONT
RCONT
VOUT
CL
CN
4.7 µF
RIPPLE REJECTION CIRCUIT
CONTROL CURRENT VS.
TEMPERATURE
50
40
VCONT = 5 V
30
20
VCONT = 2 V
10
0
-50
0
50
100
TA (°C)
CONTROL VOLTAGE (OUTPUT ON
POINT) VS. TEMPERATURE
2.0
RCONT = 0 Ω
1.0
-50
0
50
100
TA (°C)
OUTPUT VOLTAGE VARIATION VS.
TEMPERATURE
50
30
VOUT TYPICAL
10
-10
-30
-50
-50
0
50
100
TA (°C)
January 1999 TOKO, Inc.
Page 7
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