TK65224 Ver la hoja de datos (PDF) - Toko America Inc
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TK65224 Datasheet PDF : 20 Pages
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ADVANCED INFORMATION
TK652xx
TK65224
TYPICAL PERFORMANCE CHARACTERISTICS
OSCILLATOR FREQUENCY VS.
TEMPERATURE
91
87
OUTPUT REGULATION VOLTAGE VS.
TEMPERATURE
2.400
2.395
83
2.390
79
2.385
75
-50
2.380
0
50
100
-50
TEMPERATURE (°C)
0
50
100
TEMPERATURE (°C)
OUTPUT VOLTAGE VS.
LOAD CURRENT
2.5 L = 95 µH
TOKO P/N: A682AE-014
(3DF SERIES)
TA = 25 °C
2.4
VIN = 0.9 V
2.3
1.3 V
OUTPUT VOLTAGE VS.
LOAD CURRENT
2.5 L = 100 µH
TOKO P/N: 636CY-101M
(D73 SERIES)
TA = 25 °C
2.4
VIN = 0.9 V
2.3
1.3 V
2.2
1.1 V
1.6 V
2.2
1.1 V
1.6 V
2.1
1
10
IOUT (mA)
2.1
100
1
10
100
IOUT (mA)
EFFICIENCY VS. LOAD CURRENT
80 L = 95 µF
TOKO P/N: A682AE-014
TA = 25 °C
75 (3DF SERIES) SMALL COIL
70 1.3 V
65
VIN = 0.9 V
1.6 V
60
55
50
0.1
1.1 V
1
10
100
IOUT (mA)
EFFICIENCY VS. LOAD CURRENT
80
TA = 25 °C
80
1.3 V
1.6 V
75
VIN = 0.9 V
1.1 V
70
65
60
55
0.1
L = 100 µF
TOKO P/N: A636CY-101M
(D73 SERIES) LARGER COIL
1
10
100
IOUT (mA)
BATTERY CURRENT VS.
INPUT VOLTAGE
200
TA = 25 °C
160
NO LOAD
120
80
40
0
0.1
0.5
1.0
1.5
VIN (V)
OUTPUT VOLTAGE VS.
LOAD CURRENT
2.5 L = 39 µH
TOKO P/N: 636CY-390M
(D73 SERIES)
TA = 25 °C
2.4
VIN = 0.9 V
2.3
1.3 V
2.2
1.1 V
1.6 V
2.1
1
10
100
IOUT (mA)
MAXIMUM OUTPUT CURRENT VS.
INDUCTOR VALUE
100
NO PULSE
SKIPPING
80
MODE
TA = 25 °C
60
40
1.3
20
1.1 V
1.6 V
0
VIN = 0.9 V
0
40
80
120 160
INDUCTOR VALUE (µH)
January 1999 TOKO, Inc.
Page 9
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