LTC1695 データシートの表示（PDF） - Linear Technology
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LTC1695 Datasheet PDF : 20 Pages
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TYPICAL PERFOR A CE CHARACTERISTICS
LTC1695
POR and UVLO vs Temperature
3.00
POR (RISING VCC)
2.90
2.80
UVLO (FALLING VCC)
Boost Start Timer vs Supply
Voltage
350
TA = 25°C
ILOAD = 10mA
300
250
Boost Start Timer vs Temperature
600
VCC = 5V
ILOAD = 10mA
500
400
300
200
2.70
200
100
2.60
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
1695 • G13
150
4.0
4.5
5.0
5.5
SUPPLY VOLTAGE (V)
6.0
1695 • G14
0
–25
0
25
50
75
100
TEMPERATURE (°C)
1695 • G15
Current Limit Threshold vs
Supply Voltage
425
TA = 25°C
400
375
350
Current Limit Threshold
vs Temperature
600
VCC = 5V
500
400
300
200
Junction Temperature Increase
vs Load Current
120
VCC = 5V, TA = 25°C,
SOT-23 THERMAL RESISTANCE
100 = 150°C/W (PCB SOLDERED)
SEE APPLICATIONS
80 INFORMATION.
CODE 16 (1.25V)
60
40
CODE 32 (2.5V)
325
300
4.5
4.75
5.0
5.25
5.5
SUPPLY VOLTAGE (V)
1695 • G16
100
0
–40 –20 0
20 40 60
TEMPERATURE (°C)
80 90
1695 • G17
20
0
0
CODE 48 (3.75V)
CODE 63 (4.922V)
20 40 60 80 100 120 140 160 180
LOAD CURRENT (mA)
1695 • G18
Load Transient Response
Code 32, 5mA to 55mA
Load Transient Response
Code 32, 50mA to 100mA
VOUT (AC)
20mV/DIV
VOUT (AC)
10mV/DIV
ILOAD
50mA/DIV
VCC = 5V
100µs/DIV
COUT = 4.7µF TANTALUM
1695 • G19
ILOAD
50mA/DIV
VCC = 5V
100µs/DIV
COUT = 4.7µF TANTALUM
1695 • G20
5
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